51
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Wang Q, Qiu P, Luo X, Zheng C, Wang S, Ren X, Gao J, Lu X, Gao X, Shui L, Wu S, Liu JM. Mutually Tuned Dual Additive Engineering Synergistically Enhances the Photovoltaic Performance of Tin-Based Perovskite Solar Cells. ACS APPLIED MATERIALS & INTERFACES 2023; 15:45064-45075. [PMID: 37710994 DOI: 10.1021/acsami.3c11009] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 09/16/2023]
Abstract
Tin-based perovskite solar cells (T-PSCs) have become the star photovoltaic products in recent years due to their low environmental toxicity and superior photovoltaic performance. However, the easy oxidation of Sn2+ and the energy level mismatch between the perovskite film and charge transport layer limit its efficiency. In order to regulate the microstructure and photoelectric properties of tin-based perovskite films to enhance the efficiency and stability of T-PSCs, guanidinium bromide (GABr) and organic Lewis-based additive methylamine cyanate (MAOCN) are introduced into the FA0.9PEA0.1SnI3-based perovskite precursor. A series of characterizations show that the interactions between additive molecules and perovskite mutually reconcile to improve the photovoltaic performance of T-PSCs. The introduction of GABr can adjust the band gap of the perovskite film and energy level alignment of T-PSCs. They significantly increase the open-circuit voltage (Voc). The MAOCN material can form hydrogen bonds with SnI2 in the precursor, which can inhibit the oxidation of Sn2+ and significantly improve the short-circuit current density (Jsc). The synergistic modulation of the dual additives reduces the trap-state density and improves photovoltaic performance, resulting in an increased champion efficiency of 9.34 for 5.22% of the control PSCs. The unencapsulated T-PSCs with GABr and MAOCN dual additives prepared in the optimized process can retain more than 110% of their initial efficiency after aging for 1750 h in a nitrogen glovebox, but the control PSCs maintain only 50% of their initial efficiency kept in the same conditions. This work provides a new perspective to further improve the efficiency and stability of T-PSCs.
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Affiliation(s)
| | | | | | | | | | | | | | | | | | | | | | - Jun-Ming Liu
- Laboratory of Solid State Microstructures, Nanjing University, Nanjing 210093, China
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52
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Zhang W, Yuan H, Li X, Guo X, Lu C, Liu A, Yang H, Xu L, Shi X, Fang Z, Yang H, Cheng Y, Fang J. Component Distribution Regulation in Sn-Pb Perovskite Solar Cells through Selective Molecular Interaction. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2023; 35:e2303674. [PMID: 37325993 DOI: 10.1002/adma.202303674] [Citation(s) in RCA: 13] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/19/2023] [Revised: 06/05/2023] [Indexed: 06/17/2023]
Abstract
Tin-lead (Sn-Pb) perovskite solar cells (PSCs) with near-ideal bandgap still lag behind the pure lead PSCs. Disordered heterojunctions caused by inhomogeneous Sn/Pb ratio in the binary perovskite film induce large recombination loss. Here, an Sn-Pb perovskite film is reported with homogeneous component and energy distribution by introducing hydrazine sulfate (HS) in Sn perovskite precursor. HS can form hydrogen bond network and coordinate with FASnI3 thus no longer bond with Pb2+ , which reduces the crystallization rate of tin perovskite to the level of lead analog. The strong bonding between SO4 2- and Sn2+ can also suppress its oxidation. As a result, the Sn-Pb PSCs with HS exhibit a significantly improved VOC of 0.91 V along with a high efficiency of 23.17%. Meanwhile, the hydrogen bond interaction network, strong bonding between Sn2+ and sulfate ion also improve the thermal, storage, and air stability of resulting devices.
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Affiliation(s)
- Wenxiao Zhang
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
| | - Haobo Yuan
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
| | - Xiaodong Li
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
| | - Xuemin Guo
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
| | - Chunyan Lu
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
| | - Acan Liu
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
| | - Hui Yang
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
| | - Lin Xu
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, School of Chemistry and Molecular Engineering, East China Normal University, 3663 North Zhongshan Road, Shanghai, 200062, China
| | - Xueliang Shi
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, School of Chemistry and Molecular Engineering, East China Normal University, 3663 North Zhongshan Road, Shanghai, 200062, China
| | - Zhiwei Fang
- State Key Laboratory of Precision Spectroscopy, School of Physics and Electronic Science, East China Normal University, Shanghai, 200241, China
| | - Haibo Yang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, School of Chemistry and Molecular Engineering, East China Normal University, 3663 North Zhongshan Road, Shanghai, 200062, China
| | - Ya Cheng
- State Key Laboratory of Precision Spectroscopy, School of Physics and Electronic Science, East China Normal University, Shanghai, 200241, China
| | - Junfeng Fang
- School of Physics and Electronic Science, Engineering Research Center of Nanophotonics & Advanced Instrument, Ministry of Education, East China Normal University, Shanghai, 200241, China
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53
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Lin R, Wang Y, Lu Q, Tang B, Li J, Gao H, Gao Y, Li H, Ding C, Wen J, Wu P, Liu C, Zhao S, Xiao K, Liu Z, Ma C, Deng Y, Li L, Fan F, Tan H. All-perovskite tandem solar cells with 3D/3D bilayer perovskite heterojunction. Nature 2023; 620:994-1000. [PMID: 37290482 DOI: 10.1038/s41586-023-06278-z] [Citation(s) in RCA: 56] [Impact Index Per Article: 56.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/07/2022] [Accepted: 05/31/2023] [Indexed: 06/10/2023]
Abstract
All-perovskite tandem solar cells promise higher power-conversion efficiency (PCE) than single-junction perovskite solar cells (PSCs) while maintaining a low fabrication cost1-3. However, their performance is still largely constrained by the subpar performance of mixed lead-tin (Pb-Sn) narrow-bandgap (NBG) perovskite subcells, mainly because of a high trap density on the perovskite film surface4-6. Although heterojunctions with intermixed 2D/3D perovskites could reduce surface recombination, this common strategy induces transport losses and thereby limits device fill factors (FFs)7-9. Here we develop an immiscible 3D/3D bilayer perovskite heterojunction (PHJ) with type II band structure at the Pb-Sn perovskite-electron-transport layer (ETL) interface to suppress the interfacial non-radiative recombination and facilitate charge extraction. The bilayer PHJ is formed by depositing a layer of lead-halide wide-bandgap (WBG) perovskite on top of the mixed Pb-Sn NBG perovskite through a hybrid evaporation-solution-processing method. This heterostructure allows us to increase the PCE of Pb-Sn PSCs having a 1.2-µm-thick absorber to 23.8%, together with a high open-circuit voltage (Voc) of 0.873 V and a high FF of 82.6%. We thereby demonstrate a record-high PCE of 28.5% (certified 28.0%) in all-perovskite tandem solar cells. The encapsulated tandem devices retain more than 90% of their initial performance after 600 h of continuous operation under simulated one-sun illumination.
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Affiliation(s)
- Renxing Lin
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Yurui Wang
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Qianwen Lu
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Beibei Tang
- School of Physical Sciences, University of Science and Technology of China, Hefei, China
| | - Jiayi Li
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Han Gao
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Yuan Gao
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Hongjiang Li
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Changzeng Ding
- i-Lab & Printable Electronics Research Center, Suzhou Institute of Nano-Tech and Nano-Bionics, Chinese Academy of Sciences (CAS), Suzhou, China
| | - Jin Wen
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Pu Wu
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Chenshuaiyu Liu
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Siyang Zhao
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Ke Xiao
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Zhou Liu
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Changqi Ma
- i-Lab & Printable Electronics Research Center, Suzhou Institute of Nano-Tech and Nano-Bionics, Chinese Academy of Sciences (CAS), Suzhou, China
| | - Yu Deng
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Ludong Li
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China
| | - Fengjia Fan
- School of Physical Sciences, University of Science and Technology of China, Hefei, China
| | - Hairen Tan
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, China.
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54
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Huang L, Cui H, Zhang W, Pu D, Zeng G, Liu Y, Zhou S, Wang C, Zhou J, Wang C, Guan H, Shen W, Li G, Wang T, Zheng W, Fang G, Ke W. Efficient Narrow-Bandgap Mixed Tin-Lead Perovskite Solar Cells via Natural Tin Oxide Doping. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2023; 35:e2301125. [PMID: 37247429 DOI: 10.1002/adma.202301125] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/05/2023] [Revised: 05/21/2023] [Indexed: 05/31/2023]
Abstract
Narrow-bandgap (NBG) mixed tin/lead-based (Sn-Pb) perovskite solar cells (PSCs) have attracted extensive attention for use in tandem solar cells. However, they are still plagued by serious carrier recombination due to inferior film properties resulting from the alloying of Sn with Pb elements, which leads to p-type self-doping behaviors. This work reports an effective tin oxide (SnOx ) doping strategy to produce high-quality Sn-Pb perovskite films for utilization in efficient single-junction and tandem PSCs. SnOx can be naturally oxidized from tin diiodide raw powders and successfully incorporated into Sn-Pb perovskite films. Consequently, Sn-Pb perovskite films doped with SnOx exhibit dramatically improved morphology, crystallization, absorption, and more interestingly, upward-shifted Fermi levels. The resulting narrow-bandgap Sn-Pb PSCs with natural SnOx doping have considerably reduced carrier recombination, therefore delivering a maximum power conversion efficiency (PCE) of 22.16% for single-junction cells and a remarkable PCE of 26.01% (with a steady-state efficiency of 25.33%) for two-terminal all-perovskite tandem cells. This work introduces a facile doping strategy for the manufacture of efficient single-junction narrow-bandgap PSCs and their tandem solar cells.
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Affiliation(s)
- Lishuai Huang
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
- Hubei Key Laboratory of Optical Information and Pattern Recognition, School of Optical Information and Energy Engineering, Wuhan Institute of Technology, Wuhan, 430205, China
- Shenzhen Institute, Wuhan University, Shenzhen, 518055, China
| | - Hongsen Cui
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Wenjun Zhang
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
- Hubei Key Laboratory of Optical Information and Pattern Recognition, School of Optical Information and Energy Engineering, Wuhan Institute of Technology, Wuhan, 430205, China
| | - Dexin Pu
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Guojun Zeng
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Yongjie Liu
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Shun Zhou
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Chen Wang
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Jin Zhou
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Cheng Wang
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Hongling Guan
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Weicheng Shen
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
- Hubei Key Laboratory of Optical Information and Pattern Recognition, School of Optical Information and Energy Engineering, Wuhan Institute of Technology, Wuhan, 430205, China
| | - Guang Li
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
- Hubei Key Laboratory of Optical Information and Pattern Recognition, School of Optical Information and Energy Engineering, Wuhan Institute of Technology, Wuhan, 430205, China
| | - Ti Wang
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Wenwen Zheng
- Hubei Key Laboratory of Optical Information and Pattern Recognition, School of Optical Information and Energy Engineering, Wuhan Institute of Technology, Wuhan, 430205, China
| | - Guojia Fang
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Weijun Ke
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
- Shenzhen Institute, Wuhan University, Shenzhen, 518055, China
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55
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Chen C, Zhu Y, Gao D, Li M, Zhang Z, Chen H, Feng Y, Wang C, Sun J, Chen J, Tian H, Ding L, Chen C. Molecular Synergistic Passivation for Efficient Perovskite Solar Cells and Self-Powered Photodetectors. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2023; 19:e2303200. [PMID: 37178255 DOI: 10.1002/smll.202303200] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/01/2023] [Indexed: 05/15/2023]
Abstract
The interface between the perovskite and electron-transporting material is often treated for defect passivation to improve the photovoltaic performance of devices. A facile 4-Acetamidobenzoic acid (containing an acetamido, a carboxyl, and a benzene ring)-based molecular synergistic passivation (MSP) strategy is developed here to engineer the SnOx /perovskite interface, in which dense SnOx are prepared using an E-beam evaporation technology while the perovskite is deposited with vacuum flash evaporation deposition method. MSP engineering can synergistically passivate defects at the SnOx /perovskite interface by coordinating with Sn4+ and Pb2+ with functional group CO in the acetamido and carboxyl. The optimized solar cell devices can achieve the highest efficiency of 22.51% based on E-Beam deposited SnOx and 23.29% based on solution-processed SnO2 , respectively, accompanied by excellent stability exceeding 3000 h. Further, the self-powered photodetectors exhibit a remarkably low dark current of 5.22 × 10-9 A cm-2 , a response of 0.53 A W-1 at zero bias, a detection limit of 1.3 × 1013 Jones, and a linear dynamic range up to 80.4 dB. This work proposes a molecular synergistic passivation strategy to enhance the efficiency and responsivity of solar cells and self-powered photodetectors.
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Affiliation(s)
- Chunlei Chen
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Yunfei Zhu
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Deyu Gao
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Mengjia Li
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Zuolin Zhang
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Hongjian Chen
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Yinsu Feng
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Chen Wang
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
| | - Jie Sun
- Center for Excellence in Nanoscience (CAS), Key Laboratory of Nanosystem and Hierarchical Fabrication (CAS), National Center for Nanoscience and Technology, Beijing, 100190, China
| | - Jiangzhao Chen
- Key Laboratory of Optoelectronic Technology & Systems (MoE), College of Optoelectronic Engineering, Chongqing University, Chongqing, 400044, China
| | - He Tian
- School of Integrated Circuits, Tsinghua University, Beijing, 100084, China
| | - Liming Ding
- Center for Excellence in Nanoscience (CAS), Key Laboratory of Nanosystem and Hierarchical Fabrication (CAS), National Center for Nanoscience and Technology, Beijing, 100190, China
| | - Cong Chen
- School of Materials Science and Engineering, State Key Laboratory of Reliability and Intelligence of Electrical Equipment, Hebei University of Technology, Tianjin, 300130, China
- Macao Institute of Materials Science and Engineering (MIMSE), Macau University of Science and Technology, Macau, 999078, China
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56
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Fu P, Quintero MA, Vasileiadou ES, Raval P, Welton C, Kepenekian M, Volonakis G, Even J, Liu Y, Malliakas C, Yang Y, Laing C, Dravid VP, Reddy GNM, Li C, Sargent EH, Kanatzidis MG. Chemical Behavior and Local Structure of the Ruddlesden-Popper and Dion-Jacobson Alloyed Pb/Sn Bromide 2D Perovskites. J Am Chem Soc 2023. [PMID: 37432784 DOI: 10.1021/jacs.3c03997] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 07/13/2023]
Abstract
The alloyed lead/tin (Pb/Sn) halide perovskites have gained significant attention in the development of tandem solar cells and other optoelectronic devices due to their widely tunable absorption edge. To gain a better understanding of the intriguing properties of Pb/Sn perovskites, such as their anomalous bandgap's dependence on stoichiometry, it is important to deepen the understanding of their chemical behavior and local structure. Herein, we investigate a series of two-dimensional Ruddlesden-Popper (RP) and Dion-Jacobson (DJ) phase alloyed Pb/Sn bromide perovskites using butylammonium (BA) and 3-(aminomethyl)pyridinium (3AMPY) as the spacer cations: (BA)2(MA)n-1PbxSnn-xBr3n+1 (n = 1-3) and (3AMPY)(MA)n-1PbxSnn-xBr3n+1 (n = 1-3) through a solution-based approach. Our results show that the ratio and site preference of Pb/Sn atoms are influenced by the layer thickness (n) and spacer cations (A'), as determined by single-crystal X-ray diffraction. Solid-state 1H, 119Sn, and 207Pb NMR spectroscopy analysis shows that the Pb atoms prefer the outer layers in n = 3 members: (BA)2(MA)PbxSnn-xBr10 and (3AMPY)(MA)PbxSnn-xBr10. Layered 2D DJ alloyed Pb/Sn bromide perovskites (3AMPY)(MA)n-1PbxSnn-xBr3n+1 (n = 1-3) demonstrate much narrower optical band gaps, lower energy PL emission peaks, and longer carrier lifetimes compared to those of RP analogs. Density functional theory calculations suggest that Pb-rich alloys (Pb:Sn ∼4:1) for n = 1 compounds are thermodynamically favored over 50:50 (Pb:Sn ∼1:1) compositions. From grazing-incidence wide-angle X-ray scattering (GIWAXS), we see that films in the RP phase orient parallel to the substrate, whereas for DJ cases, random orientations are observed relative to the substrate.
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Affiliation(s)
- Ping Fu
- State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian National Laboratory for Clean Energy, 457 Zhongshan Road, Dalian 116023, China
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Michael A Quintero
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Eugenia S Vasileiadou
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Parth Raval
- University of Lille, CNRS, Centrale Lille, Univ. Artois, UMR 8181-UCCS-Unité de Catalyse et Chimie du Solide, Lille F-59000, France
| | - Claire Welton
- University of Lille, CNRS, Centrale Lille, Univ. Artois, UMR 8181-UCCS-Unité de Catalyse et Chimie du Solide, Lille F-59000, France
| | - Mikaël Kepenekian
- Univ Rennes, ENSCR, INSA Rennes, CNRS, ISCR (Institute des Sciences Chimiques de Rennes), UMR, Rennes 6226, France
| | - George Volonakis
- Univ Rennes, ENSCR, INSA Rennes, CNRS, ISCR (Institute des Sciences Chimiques de Rennes), UMR, Rennes 6226, France
| | - Jacky Even
- Univ Rennes, INSA Rennes, CNRS, Institute FOTON-UMR, Rennes 6082, France
| | - Yukun Liu
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Christos Malliakas
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Yi Yang
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Craig Laing
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Vinayak P Dravid
- Department of Electrical and Computer Engineering, Northwestern University, Evanston, Illinois 60208, United States
| | - G N Manjunatha Reddy
- University of Lille, CNRS, Centrale Lille, Univ. Artois, UMR 8181-UCCS-Unité de Catalyse et Chimie du Solide, Lille F-59000, France
| | - Can Li
- State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian National Laboratory for Clean Energy, 457 Zhongshan Road, Dalian 116023, China
| | - Edward H Sargent
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
| | - Mercouri G Kanatzidis
- Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
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57
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Zhao B, Tian M, Chu X, Xu P, Yao J, Hou P, Li Z, Huang H. Dopant-Free Hole-Transporting Material Based on Poly(2,7-(9,9-bis(N,N-di-p-methoxylphenylamine)-4-phenyl))-fluorene for High-Performance Air-Processed Inverted Perovskite Solar Cells. Polymers (Basel) 2023; 15:2750. [PMID: 37376397 DOI: 10.3390/polym15122750] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2023] [Revised: 06/08/2023] [Accepted: 06/16/2023] [Indexed: 06/29/2023] Open
Abstract
It is a great challenge to develop low-cost and dopant-free polymer hole-transporting materials (HTM) for PSCs, especially for efficient air-processed inverted (p-i-n) planar PSCs. A new homopolymer HTM, poly(2,7-(9,9-bis(N,N-di-p-methoxylphenyl amine)-4-phenyl))-fluorene (denoted as PFTPA), with appropriate photo-electrochemical, opto-electronic and thermal stability, was designed and synthesized in two steps to meet this challenge. By employing PFTPA as dopant-free hole-transport layer in air-processed inverted PSCs, a champion power conversion efficiency (PCE) of up to 16.82% (0.1 cm2) was achieved, much superior to that of commercial HTM PEDOT:PSS (13.8%) under the same conditions. Such a superiority is attributed to the well-aligned energy levels, improved morphology, and efficient hole-transporting, as well as hole-extraction characteristics at the perovskite/HTM interface. In particular, these PFTPA-based PSCs fabricated in the air atmosphere maintain a long-term stability of 91% under ambient air conditions for 1000 h. Finally, PFTPA as the dopant-free HTM was also fabricated the slot-die coated perovskite device through the same fabrication condition, and a maximum PCE of 13.84% was obtained. Our study demonstrated that the low-cost and facile homopolymer PFTPA as the dopant-free HTM are potential candidates for large-scale production perovskite solar cell.
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Affiliation(s)
- Baomin Zhao
- State Key Laboratory for Organic Electronics and Information Displays & Jiangsu Key Laboratory for Biosensors, Institute of Advanced Materials (IAM), Nanjing University of Posts and Telecommunications, 9 Wenyuan Road, Nanjing 210023, China
| | - Meng Tian
- State Key Laboratory for Organic Electronics and Information Displays & Jiangsu Key Laboratory for Biosensors, Institute of Advanced Materials (IAM), Nanjing University of Posts and Telecommunications, 9 Wenyuan Road, Nanjing 210023, China
| | - Xingsheng Chu
- State Key Laboratory for Organic Electronics and Information Displays & Jiangsu Key Laboratory for Biosensors, Institute of Advanced Materials (IAM), Nanjing University of Posts and Telecommunications, 9 Wenyuan Road, Nanjing 210023, China
| | - Peng Xu
- State Key Laboratory for Organic Electronics and Information Displays & Jiangsu Key Laboratory for Biosensors, Institute of Advanced Materials (IAM), Nanjing University of Posts and Telecommunications, 9 Wenyuan Road, Nanjing 210023, China
| | - Jie Yao
- State Key Laboratory for Organic Electronics and Information Displays & Jiangsu Key Laboratory for Biosensors, Institute of Advanced Materials (IAM), Nanjing University of Posts and Telecommunications, 9 Wenyuan Road, Nanjing 210023, China
| | - Pingping Hou
- School of Electronic Information, Nanjing Vocational College of Information Technology, 99 Wenyuan Road, Nanjing 210023, China
| | - Zhaoning Li
- State Key Laboratory for Organic Electronics and Information Displays & Jiangsu Key Laboratory for Biosensors, Institute of Advanced Materials (IAM), Nanjing University of Posts and Telecommunications, 9 Wenyuan Road, Nanjing 210023, China
| | - Hongyan Huang
- School of Electronic Information, Nanjing Vocational College of Information Technology, 99 Wenyuan Road, Nanjing 210023, China
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58
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Ašmontas S, Mujahid M. Recent Progress in Perovskite Tandem Solar Cells. NANOMATERIALS (BASEL, SWITZERLAND) 2023; 13:1886. [PMID: 37368318 DOI: 10.3390/nano13121886] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/23/2023] [Revised: 06/12/2023] [Accepted: 06/14/2023] [Indexed: 06/28/2023]
Abstract
Tandem solar cells are widely considered the industry's next step in photovoltaics because of their excellent power conversion efficiency. Since halide perovskite absorber material was developed, it has been feasible to develop tandem solar cells that are more efficient. The European Solar Test Installation has verified a 32.5% efficiency for perovskite/silicon tandem solar cells. There has been an increase in the perovskite/Si tandem devices' power conversion efficiency, but it is still not as high as it might be. Their instability and difficulties in large-area realization are significant challenges in commercialization. In the first part of this overview, we set the stage by discussing the background of tandem solar cells and their development over time. Subsequently, a concise summary of recent advancements in perovskite tandem solar cells utilizing various device topologies is presented. In addition, we explore the many possible configurations of tandem module technology: the present work addresses the characteristics and efficacy of 2T monolithic and mechanically stacked four-terminal devices. Next, we explore ways to boost perovskite tandem solar cells' power conversion efficiencies. Recent advancements in the efficiency of tandem cells are described, along with the limitations that are still restricting their efficiency. Stability is also a significant hurdle in commercializing such devices, so we proposed eliminating ion migration as a cornerstone strategy for solving intrinsic instability problems.
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Affiliation(s)
- Steponas Ašmontas
- Center for Physical Sciences and Technology, Saulėtekio Ave. 3, LT-10257 Vilnius, Lithuania
| | - Muhammad Mujahid
- Center for Physical Sciences and Technology, Saulėtekio Ave. 3, LT-10257 Vilnius, Lithuania
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59
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Lee H, Kang SB, Lee S, Zhu K, Kim DH. Progress and outlook of Sn-Pb mixed perovskite solar cells. NANO CONVERGENCE 2023; 10:27. [PMID: 37326774 DOI: 10.1186/s40580-023-00371-9] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/08/2023] [Accepted: 05/04/2023] [Indexed: 06/17/2023]
Abstract
Organic-inorganic hybrid perovskites have revolutionized solar cell research owing to their excellent material properties. Most previous research has been done on Pb-based perovskites. Recently, efforts to discover a Pb-free or Pb-less perovskite material with an ideal bandgap ranging 1.1-1.3 eV have led researchers to investigate Sn-Pb mixed perovskites. Sn-Pb mixed perovskites have a bandgap of ~ 1.25 eV, which is suitable for high-efficiency single-junction and perovskite/perovskite tandem solar cells. Moreover, the Pb content of Sn-Pb mixed perovskites is 50-60% lower than that of Pb-based perovskites, partially mitigating the Pb toxicity issue. However, incorporating Sn2+ into the crystal structure also causes various drawbacks, such as inhomogeneous thin film morphologies, easy oxidation of Sn2+, and more vulnerable surface properties. Researchers have made substantial progress in addressing these challenges through improvements in compositional design, structural optimization, precursor design, and surface treatments. In this review, we provide a comprehensive overview of the progress in Sn-Pb mixed perovskite solar cells. Furthermore, we analyze the key variables and trends as well as provide an outlook for future directions in the research on Sn-Pb mixed perovskites.
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Affiliation(s)
- Hyemin Lee
- Department of Materials Science and Engineering, Korea University, Seoul, 02841, Republic of Korea
| | - Seok Beom Kang
- Department of Materials Science and Engineering, Korea University, Seoul, 02841, Republic of Korea
| | - Sangwook Lee
- School of Materials Science and Engineering, Kyungpook National University, Daegu, 41566, Republic of Korea.
| | - Kai Zhu
- Chemistry and Nanoscience Center, National Renewable Energy Laboratory, Golden, CO, 80401, USA.
| | - Dong Hoe Kim
- Department of Materials Science and Engineering, Korea University, Seoul, 02841, Republic of Korea.
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60
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Luo J, He R, Lai H, Chen C, Zhu J, Xu Y, Yao F, Ma T, Luo Y, Yi Z, Jiang Y, Gao Z, Wang J, Wang W, Huang H, Wang Y, Ren S, Lin Q, Wang C, Fu F, Zhao D. Improved Carrier Management via a Multifunctional Modifier for High-Quality Low-Bandgap Sn-Pb Perovskites and Efficient All-Perovskite Tandem Solar Cells. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2023; 35:e2300352. [PMID: 36906929 DOI: 10.1002/adma.202300352] [Citation(s) in RCA: 21] [Impact Index Per Article: 21.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/12/2023] [Revised: 02/25/2023] [Indexed: 06/02/2023]
Abstract
All-perovskite tandem solar cells (TSCs) hold great promise in terms of ultrahigh efficiency, low manufacturing cost, and flexibility, stepping forward to the next-generation photovoltaics. However, their further development is hampered by the relatively low performance of low-bandgap (LBG) tin (Sn)-lead (Pb) perovskite solar cells (PSCs). Improving the carrier management, including suppressing trap-assisted non-radiative recombination and promoting carrier transfer, is of great significance to enhance the performance of Sn-Pb PSCs. Herein, a carrier management strategy is reported for using cysteine hydrochloride (CysHCl) simultaneously as a bulky passivator and a surface anchoring agent for Sn-Pb perovskite. CysHCl processing effectively reduces trap density and suppresses non-radiative recombination, enabling the growth of high-quality Sn-Pb perovskite with greatly improved carrier diffusion length of >8 µm. Furthermore, the electron transfer at the perovskite/C60 interface is accelerated due to the formation of surface dipoles and favorable energy band bending. As a result, these advances enable the demonstration of champion efficiency of 22.15% for CysHCl-processed LBG Sn-Pb PSCs with remarkable enhancement in both open-circuit voltage and fill factor. When paired with a wide-bandgap (WBG) perovskite subcell, a certified 25.7%-efficient all-perovskite monolithic tandem device is further demonstrated.
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Affiliation(s)
- Jincheng Luo
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Rui He
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Huagui Lai
- Laboratory for Thin Films and Photovoltaics, Empa-Swiss Federal Laboratories for Materials Science and Technology, Ueberlandstrasse 129, Duebendorf, CH-8600, Switzerland
| | - Cong Chen
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Jingwei Zhu
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Yuliang Xu
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Fang Yao
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education of China, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Tianshu Ma
- School of Optoelectronic Science and Engineering & Collaborative Innovation Center of Suzhou Nano Science and Technology Key Lab of Advanced Optical Manufacturing Technologies of Jiangsu Province & Key Lab of Modern Optical Technologies of Education Ministry of China, Soochow University, Suzhou, 215006, China
| | - Yi Luo
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Zongjin Yi
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Yiting Jiang
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Zhiyu Gao
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Juncheng Wang
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Wenwu Wang
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Hao Huang
- State Key Laboratory of Featured Metal Materials and Life-cycle Safety for Composite Structures & School of Resources, Environment and Materials, Guangxi University, Nanning, 530004, China
| | - Ye Wang
- Key Laboratory of Material Physics, Ministry of Education, School of Physics and Microelectronics, Zhengzhou University, Zhengzhou, 450052, China
| | - Shengqiang Ren
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
| | - Qianqian Lin
- Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education of China, School of Physics and Technology, Wuhan University, Wuhan, 430072, China
| | - Changlei Wang
- School of Optoelectronic Science and Engineering & Collaborative Innovation Center of Suzhou Nano Science and Technology Key Lab of Advanced Optical Manufacturing Technologies of Jiangsu Province & Key Lab of Modern Optical Technologies of Education Ministry of China, Soochow University, Suzhou, 215006, China
| | - Fan Fu
- Laboratory for Thin Films and Photovoltaics, Empa-Swiss Federal Laboratories for Materials Science and Technology, Ueberlandstrasse 129, Duebendorf, CH-8600, Switzerland
| | - Dewei Zhao
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, 610065, China
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Park IJ, An HK, Chang Y, Kim JY. Interfacial modification in perovskite-based tandem solar cells. NANO CONVERGENCE 2023; 10:22. [PMID: 37209284 DOI: 10.1186/s40580-023-00374-6] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/17/2023] [Accepted: 05/10/2023] [Indexed: 05/22/2023]
Abstract
With photovoltaic performance of metal halide perovskite-based solar cells skyrocketing to approximately 26% and approaching the theoretical Shockley-Queisser limit of single junction solar cells, researchers are now exploring multi-junction tandem solar cells that use perovskite materials to achieve high efficiency next-generation photovoltaics. Various types of bottom subcells, including silicon solar cells used commercially in industry, chalcogenide thin film cells, and perovskite cells, have been combined with perovskite top subcells on the strength of facile fabrication methods based on solution processes. However, owing to the nature that photovoltages of the subcells are added up and the structure containing numerous layers, interfacial issues that cause open-circuit voltage (VOC) deficit need to be handled carefully. In addition, morphological issues or process compatibility make it difficult to fabricate solution-processed perovskite top cells. In this paper, we summarize and review the fundamentals and strategies to overcome interfacial issues in tandem solar cells for high efficiency and stability confronting this field.
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Affiliation(s)
- Ik Jae Park
- Department of Materials Physics, Sookmyung Women's University, Seoul, 04310, Republic of Korea.
- Institute of Advanced Materials and Systems, Sookmyung Women's University, Seoul, 04310, Republic of Korea.
| | - Hyo Kyung An
- Department of Materials Physics, Sookmyung Women's University, Seoul, 04310, Republic of Korea
| | - Yuna Chang
- Department of Materials Physics, Sookmyung Women's University, Seoul, 04310, Republic of Korea
| | - Jin Young Kim
- Department of Materials Science and Engineering, Seoul National University, Seoul, 08826, Republic of Korea
- Research Institute of Advanced Materials, Seoul National University, Seoul, 08826, Republic of Korea
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62
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Wu S, Zhang J, Qin M, Li F, Deng X, Lu X, Li WJ, Jen AKY. Manipulating Crystallographic Orientation via Cross-Linkable Ligand for Efficient and Stable Perovskite Solar Cells. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2023; 19:e2207189. [PMID: 36760026 DOI: 10.1002/smll.202207189] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/19/2022] [Revised: 01/16/2023] [Indexed: 05/11/2023]
Abstract
The crystallographic orientation of polycrystalline perovskites is found to be strongly correlated with their intrinsic properties; therefore, it can be used to effectively enhance the performance of perovskite-based devices. Here, a facile way of manipulating the facet orientation of polycrystalline perovskite films in a controllable manner is reported. By incorporating a cross-linkable organic ligand into the perovskite precursor solution, the crystal orientation disorder can be reduced in the resultant perovskite films to exhibit the prominent (001) orientation with a preferred stacking mode. Moreover, the as-formed low-dimensional perovskites (LDPs) between the organic ligand and the excess lead iodide can passivate the defects around the grain boundaries. Consequently, highly efficient p-i-n structured perovskite solar cells (PSCs) can be made in both rigid and flexible forms from modified perovskites to show high power conversion efficiencies (PCE) of 24.12% and 23.23%, respectively. The devices also exhibit superior long-term stability in a humid environment (with T90 > 1000 h) and under thermal stress (retaining 87% of its initial PCE after 1000 h). More importantly, the ligand enables the derived LDPs to be crosslinked (under 254 nm UV illumination) to demonstrate excellent mechanical bending durability in flexible devices.
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Affiliation(s)
- Shengfan Wu
- Department of Materials Science and Engineering, City University of Hong Kong, Kowloon, 999077, Hong Kong
- Hong Kong Institute for Clean Energy, City University of Hong Kong, Kowloon, 999077, Hong Kong
| | - Jie Zhang
- Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, 518055, China
| | - Minchao Qin
- Department of Physics, The Chinese University of Hong Kong, Sha Tin, 999077, Hong Kong
| | - Fengzhu Li
- Department of Materials Science and Engineering, City University of Hong Kong, Kowloon, 999077, Hong Kong
- Hong Kong Institute for Clean Energy, City University of Hong Kong, Kowloon, 999077, Hong Kong
| | - Xiang Deng
- Department of Materials Science and Engineering, City University of Hong Kong, Kowloon, 999077, Hong Kong
- Hong Kong Institute for Clean Energy, City University of Hong Kong, Kowloon, 999077, Hong Kong
| | - Xinhui Lu
- Department of Physics, The Chinese University of Hong Kong, Sha Tin, 999077, Hong Kong
| | - Wen-Jung Li
- Department of Mechanical Engineering, City University of Hong Kong, Kowloon, 999077, Hong Kong
| | - Alex K-Y Jen
- Department of Materials Science and Engineering, City University of Hong Kong, Kowloon, 999077, Hong Kong
- Hong Kong Institute for Clean Energy, City University of Hong Kong, Kowloon, 999077, Hong Kong
- Department of Chemistry, City University of Hong Kong, Kowloon, 999077, Hong Kong
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63
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Tong J, Li X, Wang J, He H, Xu T, Zhu K. Bioinspired stability enhancement in deuterium-substituted organic-inorganic hybrid perovskite solar cells. PNAS NEXUS 2023; 2:pgad160. [PMID: 37255848 PMCID: PMC10226519 DOI: 10.1093/pnasnexus/pgad160] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 03/06/2023] [Accepted: 05/08/2023] [Indexed: 06/01/2023]
Abstract
In hybrid perovskite solar cells (PSCs), the reaction of hydrogens (H) located in the amino group of the organic A-site cations with their neighboring halides plays a central role in degradation. Inspired by the retarded biological activities of cells in heavy water, we replaced the light H atom with its abundant, twice-as-heavy, nonradioactive isotope, deuterium (D) to hamper the motion of H. This D substitution retarded the formation kinetics of the detrimental H halides in Pb-based PSCs, as well as the H bond-mediated oxidation of Sn2+ in Sn-Pb-based narrow-bandgap PSCs, evidenced by accelerated stability studies. A computational study indicated that the zero point energy of D-based formamidinium (FA) is lower than that of pristine FA. In addition, the smaller increase in entropy in D-based FA than in pristine FA accounts for the increased formation free energy of the Sn2+ vacancies, which leads to the retarded oxidation kinetics of Sn2+. In this study, we show that substituting active H with D in organic cations is an effective way to enhance the stability of PSCs without sacrificing photovoltaic (PV) performance. This approach is also adaptable to other stabilizing methods.
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Affiliation(s)
| | | | - Jianxin Wang
- Department of Chemistry and Biochemistry, Northern Illinois University, DeKalb, IL 60115, USA
| | - Haiying He
- To whom correspondence should be addressed: (K.Z.); (T.X.); (H.H.)
| | - Tao Xu
- To whom correspondence should be addressed: (K.Z.); (T.X.); (H.H.)
| | - Kai Zhu
- To whom correspondence should be addressed: (K.Z.); (T.X.); (H.H.)
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64
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Li Y, Yang C, Guo W, Duan T, Zhou Z, Zhou Y. All-inorganic perovskite solar cells featuring mixed group IVA cations. NANOSCALE 2023; 15:7249-7260. [PMID: 37017735 DOI: 10.1039/d3nr00133d] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/19/2023]
Abstract
All-inorganic perovskites are promising for solar cells owing to their potentially superior tolerance to environmental factors, as compared with their hybrid organic-inorganic counterparts. Over the past few years, all-inorganic perovskite solar cells (PSCs) have seen a dramatic improvement in certified power conversion efficiencies (PCEs), demonstrating their great potential for practical applications. Pb, Sn, and Ge are the most studied group IVA elements for perovskites. These group IVA cations share the same number of valence electrons and similarly exhibit the beneficial antibonding properties of lone-pair electrons when incorporated in the perovskite structure. Meanwhile, mixing these cations in all-inorganic perovskites provides opportunities for stabilizing the photoactive phase and tailoring the bandgap structure. In this mini-review, we analyze the structural and bandgap design principles for all-inorganic perovskites featuring mixed group IVA cations, discuss the updated progress in the corresponding PSCs, and finally provide perspectives on future research efforts faciliating the continued development of high-performance Pb-less and Pb-free all-inorganic PSCs.
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Affiliation(s)
- Yufeng Li
- College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China.
| | - Changyu Yang
- Department of Physics, Hong Kong Baptist University, Kowloon, Hong Kong SAR, P. R. China.
| | - Weisi Guo
- College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China.
| | - Tianwei Duan
- Department of Physics, Hong Kong Baptist University, Kowloon, Hong Kong SAR, P. R. China.
| | - Zhongmin Zhou
- College of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China.
| | - Yuanyuan Zhou
- Department of Physics, Hong Kong Baptist University, Kowloon, Hong Kong SAR, P. R. China.
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65
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Hu S, Smith JA, Snaith HJ, Wakamiya A. Prospects for Tin-Containing Halide Perovskite Photovoltaics. PRECISION CHEMISTRY 2023; 1:69-82. [PMID: 37124243 PMCID: PMC10131267 DOI: 10.1021/prechem.3c00018] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 02/08/2023] [Revised: 03/14/2023] [Accepted: 04/03/2023] [Indexed: 05/02/2023]
Abstract
Tin-containing metal halide perovskites have enormous potential as photovoltaics, both in narrow band gap mixed tin-lead materials for all-perovskite tandems and for lead-free perovskites. The introduction of Sn(II), however, has significant effects on the solution chemistry, crystallization, defect states, and other material properties in halide perovskites. In this perspective, we summarize the main hurdles for tin-containing perovskites and highlight successful attempts made by the community to overcome them. We discuss important research directions for the development of these materials and propose some approaches to achieve a unified understanding of Sn incorporation. We particularly focus on the discussion of charge carrier dynamics and nonradiative losses at the interfaces between perovskite and charge extraction layers in p-i-n cells. We hope these insights will aid the community to accelerate the development of high-performance, stable single-junction tin-containing perovskite solar cells and all-perovskite tandems.
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Affiliation(s)
- Shuaifeng Hu
- Institute
for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan
| | - Joel A. Smith
- Clarendon
Laboratory, Department of Physics, University
of Oxford, Oxford OX1 3PU, U.K.
| | - Henry J. Snaith
- Clarendon
Laboratory, Department of Physics, University
of Oxford, Oxford OX1 3PU, U.K.
| | - Atsushi Wakamiya
- Institute
for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan
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66
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Bordovalos A, Subedi B, Chen L, Song Z, Yan Y, Podraza NJ. Implications of Electron Transport Layer and Back Metal Contact Variations in Tin-Lead Perovskite Solar Cells Assessed by Spectroscopic Ellipsometry and External Quantum Efficiency. ACS APPLIED MATERIALS & INTERFACES 2023; 15:19730-19740. [PMID: 37022937 DOI: 10.1021/acsami.3c01849] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/19/2023]
Abstract
The structural and optical properties of hybrid organic-inorganic metal halide perovskite solar cells are measured by spectroscopic ellipsometry to reveal an optically distinct interfacial layer among the back contact metal, charge transport, and absorber layers. Understanding how this interfacial layer impacts performance is essential for developing higher performing solar cells. This interfacial layer is modeled by Bruggeman effective medium approximations (EMAs) to contain perovskite, C60, BCP, and metal. External quantum efficiency (EQE) simulations that consider scattering, electronic losses, and the formation of nonparallel interfaces are created with input derived from ellipsometry structural-optical models and compared with experimental EQE to estimate optical losses. This nonplanar interface causes optical losses in short circuit current density (JSC) of up to 1.2 mA cm-2. A study of glass/C60/SnO2/Ag or Cu and glass/C60/BCP/Ag film stacks shows that C60 and BCP mix, but replacing BCP with SnO2 can prevent mixing between the ETLs to prevent contact between C60 and back contact metal and enable the formation of a planar interface between ETLs and back contact metals.
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Affiliation(s)
- Alexander Bordovalos
- Department of Physics and Astronomy & Wright Center for Photovoltaics Innovation and Commercialization, University of Toledo, Toledo, Ohio 43606, United States
| | - Biwas Subedi
- Department of Physics and Astronomy & Wright Center for Photovoltaics Innovation and Commercialization, University of Toledo, Toledo, Ohio 43606, United States
| | - Lei Chen
- Department of Physics and Astronomy & Wright Center for Photovoltaics Innovation and Commercialization, University of Toledo, Toledo, Ohio 43606, United States
| | - Zhaoning Song
- Department of Physics and Astronomy & Wright Center for Photovoltaics Innovation and Commercialization, University of Toledo, Toledo, Ohio 43606, United States
| | - Yanfa Yan
- Department of Physics and Astronomy & Wright Center for Photovoltaics Innovation and Commercialization, University of Toledo, Toledo, Ohio 43606, United States
| | - Nikolas J Podraza
- Department of Physics and Astronomy & Wright Center for Photovoltaics Innovation and Commercialization, University of Toledo, Toledo, Ohio 43606, United States
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Ali Umar MI, Ahdaliza AZ, El-Bahy SM, Aliza N, Sadikin SN, Ridwan J, Ehsan AA, Amin MA, El-Bahy ZM, Ali Umar A. Optoelectrical Properties of Hexamine Doped-Methylammonium Lead Iodide Perovskite under Different Grain-Shape Crystallinity. NANOMATERIALS (BASEL, SWITZERLAND) 2023; 13:1281. [PMID: 37049374 PMCID: PMC10096868 DOI: 10.3390/nano13071281] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/06/2023] [Revised: 04/03/2023] [Accepted: 04/03/2023] [Indexed: 05/27/2023]
Abstract
The crystallinity properties of perovskite influence their optoelectrical performance in solar cell applications. We optimized the grain shape and crystallinity of perovskite film by annealing treatment from 130 to 170 °C under high humidity (relative humidity of 70%). We found that the grain size, grain interface, and grain morphology of the perovskite are optimized when the sample was annealed at 150 °C for 1 h in the air. At this condition, the perovskite film is composed of 250 nm crystalline shape grain and compact inter-grain structure with an invincible grain interface. Perovskite solar cells device analysis indicated that the device fabricated using the samples annealed at 150 °C produced the highest power conversion efficiency, namely 17.77%. The open circuit voltage (Voc), short-circuit current density (Jsc), and fill factor (FF) of the device are as high as 1.05 V, 22.27 mA/cm2, and 0.76, respectively. Optoelectrical dynamic analysis using transient photoluminescence and electrochemical impedance spectroscopies reveals that (i) carrier lifetime in the champion device can be up to 25 ns, which is almost double the carrier lifetime of the sample annealed at 130 °C. (ii) The interfacial charge transfer resistance is low in the champion device, i.e., ~20 Ω, which has a crystalline grain morphology, enabling active photocurrent extraction. Perovskite's behavior under annealing treatment in high humidity conditions can be a guide for the industrialization of perovskite solar cells.
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Affiliation(s)
- Marjoni Imamora Ali Umar
- Department of Physics Education, Faculty of Tarbiyah, Universitas Islam Negeri Mahmud Yunus, Batusangkar 27213, West Sumatera, Indonesia
| | - Annisa Zahra Ahdaliza
- Department of Physics Education, Faculty of Tarbiyah, Universitas Islam Negeri Mahmud Yunus, Batusangkar 27213, West Sumatera, Indonesia
| | - Salah M. El-Bahy
- Department of Chemistry, Turabah University College, Taif University, P.O. Box 11099, Taif 21944, Saudi Arabia
| | - Nur Aliza
- Department of Physics Education, Faculty of Tarbiyah, Universitas Islam Negeri Mahmud Yunus, Batusangkar 27213, West Sumatera, Indonesia
| | - Siti Naqiyah Sadikin
- Institute of Microengineering and Nanoelectronics, Universiti Kebangsaan Malaysia, UKM, Bangi 43600, Selangor, Malaysia
| | - Jaenudin Ridwan
- Institute of Microengineering and Nanoelectronics, Universiti Kebangsaan Malaysia, UKM, Bangi 43600, Selangor, Malaysia
| | - Abang Annuar Ehsan
- Institute of Microengineering and Nanoelectronics, Universiti Kebangsaan Malaysia, UKM, Bangi 43600, Selangor, Malaysia
| | - Mohammed A. Amin
- Department of Chemistry, College of Science, Taif University, P.O. Box 11099, Taif 21944, Saudi Arabia
| | - Zeinhom M. El-Bahy
- Department of Chemistry, Faculty of Science, Al-Azhar University, Nasr City, Cairo 11884, Egypt
| | - Akrajas Ali Umar
- Institute of Microengineering and Nanoelectronics, Universiti Kebangsaan Malaysia, UKM, Bangi 43600, Selangor, Malaysia
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Yang CQ, Zhi R, Rothmann MU, Xu YY, Li LQ, Hu ZY, Pang S, Cheng YB, Van Tendeloo G, Li W. Unveiling the Intrinsic Structure and Intragrain Defects of Organic-Inorganic Hybrid Perovskites by Ultralow Dose Transmission Electron Microscopy. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2023; 35:e2211207. [PMID: 36780501 DOI: 10.1002/adma.202211207] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/01/2022] [Revised: 02/02/2023] [Indexed: 05/17/2023]
Abstract
Transmission electron microscopy (TEM) is a powerful tool for unveiling the structural, compositional, and electronic properties of organic-inorganic hybrid perovskites (OIHPs) at the atomic to micrometer length scales. However, the structural and compositional instability of OIHPs under electron beam radiation results in misunderstandings of the microscopic structure-property-performance relationship in OIHP devices. Here, ultralow dose TEM is utilized to identify the mechanism of the electron-beam-induced changes in OHIPs and clarify the cumulative electron dose thresholds (critical dose) of different commercially interesting state-of-the-art OIHPs, including methylammonium lead iodide (MAPbI3 ), formamidinium lead iodide (FAPbI3 ), FA0.83 Cs0.17 PbI3 , FA0.15 Cs0.85 PbI3 , and MAPb0.5 Sn0.5 I3 . The critical dose is related to the composition of the OIHPs, with FA0.15 Cs0.85 PbI3 having the highest critical dose of ≈84 e Å-2 and FA0.83 Cs0.17 PbI3 having the lowest critical dose of ≈4.2 e Å-2 . The electron beam irradiation results in the formation of a superstructure with ordered I and FA vacancies along <110>c , as identified from the three major crystal axes in cubic FAPbI3 , <100>c , <110>c , and <111>c . The intragrain planar defects in FAPbI3 are stable, while an obvious modification is observed in FA0.83 Cs0.17 PbI3 under continuous electron beam exposure. This information can serve as a guide for ensuring a reliable understanding of the microstructure of OIHP optoelectronic devices by TEM.
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Affiliation(s)
- Chen-Quan Yang
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
- Nanostructure Research Centre (NRC), Wuhan University of Technology, 122 Luoshi Road, Wuhan, Hubei, 430070, China
| | - Rui Zhi
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
| | - Mathias Uller Rothmann
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
| | - Yue-Yu Xu
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
| | - Li-Qi Li
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
| | - Zhi-Yi Hu
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Nanostructure Research Centre (NRC), Wuhan University of Technology, 122 Luoshi Road, Wuhan, Hubei, 430070, China
| | - Shuping Pang
- Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, Qingdao, Shandong, 458500, P. R. China
| | - Yi-Bing Cheng
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
| | - Gustaaf Van Tendeloo
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Nanostructure Research Centre (NRC), Wuhan University of Technology, 122 Luoshi Road, Wuhan, Hubei, 430070, China
- Electron Microscopy for Materials Science (EMAT), University of Antwerp, Groenenborgerlaan 171, Antwerp, 2020, Belgium
| | - Wei Li
- State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan, 430070, P. R. China
- Foshan Xianhu Laboratory of the Advanced Energy Science and Technology Guangdong Laboratory, Xianhu Hydrogen Valley, Foshan, 528200, P. R. China
- Nanostructure Research Centre (NRC), Wuhan University of Technology, 122 Luoshi Road, Wuhan, Hubei, 430070, China
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Jin RJ, Lou YH, Wang ZK. Doping Strategies for Promising Organic-Inorganic Halide Perovskites. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2023; 19:e2206581. [PMID: 36670076 DOI: 10.1002/smll.202206581] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/25/2022] [Revised: 12/28/2022] [Indexed: 06/17/2023]
Abstract
Organic-inorganic halide perovskites (OIHPs) obtained tremendous attention due to their low cost and excellent properties. However, the stability and toxicity of Pb-based OIHPs (POIHPs), as well as the weakness of efficiency and stability in Sn-based OIHPs (SOIHPs), are still serious issues for commercial application. Notably, composition engineering is an effective and direct strategy for improving these issues along with the control and modification of properties. Recently, the doping strategies for POIHPs and SOIHPs are booming. Based on the relationship between properties and composition, the doping strategies for POIHPs and SOIHPs, aiming to provide a comprehensive review and guidance for the research are systematically summarized. Moreover, the doping strategies for Pb-Sn mixed OIHPs are also discussed. Finally, a brief perspective and conclusion toward future possible doping schemes and properties designment of POIHPs and SOIHPs are offered.
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Affiliation(s)
- Run-Jun Jin
- Institute of Functional Nano & Soft Materials (FUNSOM), Laboratory of Advanced Negative Carbon Technologies, Soochow University, Suzhou, 215123, China
| | - Yan-Hui Lou
- College of Energy, Soochow Institute for Energy and Materials Innovations, Soochow University, Suzhou, 215006, China
| | - Zhao-Kui Wang
- Institute of Functional Nano & Soft Materials (FUNSOM), Laboratory of Advanced Negative Carbon Technologies, Soochow University, Suzhou, 215123, China
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70
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Wang Y, Lin R, Wang X, Liu C, Ahmed Y, Huang Z, Zhang Z, Li H, Zhang M, Gao Y, Luo H, Wu P, Gao H, Zheng X, Li M, Liu Z, Kong W, Li L, Liu K, Saidaminov MI, Zhang L, Tan H. Oxidation-resistant all-perovskite tandem solar cells in substrate configuration. Nat Commun 2023; 14:1819. [PMID: 37002238 PMCID: PMC10066323 DOI: 10.1038/s41467-023-37492-y] [Citation(s) in RCA: 18] [Impact Index Per Article: 18.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/20/2022] [Accepted: 03/20/2023] [Indexed: 04/03/2023] Open
Abstract
The commonly-used superstrate configuration (depositing front subcell first and then depositing back subcell) in all-perovskite tandem solar cells is disadvantageous for long-term stability due to oxidizable narrow-bandgap perovskite assembled last and easily exposable to air. Here we reverse the processing order and demonstrate all-perovskite tandems in a substrate configuration (depositing back subcell first and then depositing front subcell) to bury oxidizable narrow-bandgap perovskite deep in the device stack. By using guanidinium tetrafluoroborate additive in wide-bandgap perovskite subcell, we achieve an efficiency of 25.3% for the substrate-configured all-perovskite tandem cells. The unencapsulated devices exhibit no performance degradation after storage in dry air for 1000 hours. The substrate configuration also widens the choice of flexible substrates: we achieve 24.1% and 20.3% efficient flexible all-perovskite tandem solar cells on copper-coated polyethylene naphthalene and copper metal foil, respectively. Substrate configuration offers a promising route to unleash the commercial potential of all-perovskite tandem solar cells.
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Affiliation(s)
- Yurui Wang
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Renxing Lin
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Xiaoyu Wang
- State Key Laboratory of Superhard Materials, Key Laboratory of Automobile Materials of MOE, College of Materials Science and Engineering, Jilin University, Changchun, China
| | - Chenshuaiyu Liu
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Yameen Ahmed
- Department of Chemistry, University of Victoria, Victoria, BC, Canada
| | - Zilong Huang
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Zhibin Zhang
- State Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University, Beijing, China
| | - Hongjiang Li
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Mei Zhang
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Yuan Gao
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Haowen Luo
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Pu Wu
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Han Gao
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Xuntian Zheng
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Manya Li
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Zhou Liu
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Wenchi Kong
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Ludong Li
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China
| | - Kaihui Liu
- State Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University, Beijing, China
| | | | - Lijun Zhang
- State Key Laboratory of Superhard Materials, Key Laboratory of Automobile Materials of MOE, College of Materials Science and Engineering, Jilin University, Changchun, China
| | - Hairen Tan
- National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing, 210023, China.
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Gollino L, Mercier N, Pauporté T. Exploring Solar Cells Based on Lead- and Iodide-Deficient Halide Perovskite (d-HP) Thin Films. NANOMATERIALS (BASEL, SWITZERLAND) 2023; 13:1245. [PMID: 37049339 PMCID: PMC10096836 DOI: 10.3390/nano13071245] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 02/27/2023] [Revised: 03/22/2023] [Accepted: 03/23/2023] [Indexed: 06/19/2023]
Abstract
Perovskite solar cells have become more and more attractive and competitive. However, their toxicity induced by the presence of lead and their rather low stability hinders their potential and future commercialization. Reducing lead content while improving stability then appears as a major axis of development. In the last years, we have reported a new family of perovskite presenting PbI+ unit vacancies inside the lattice caused by the insertion of big organic cations that do not respect the Goldschmidt tolerance factor: hydroxyethylammonium HO-(CH2)2-NH3+ (HEA+) and thioethylammonium HS-(CH2)2-NH3+ (TEA+). These perovskites, named d-HPs for lead and halide-deficient perovskites, present a 3D perovskite corner-shared Pb1-xI3-x network that can be assimilated to a lead-iodide-deficient MAPbI3 or FAPbI3 network. Here, we propose the chemical engineering of both systems for solar cell optimization. For d-MAPbI3-HEA, the power conversion efficiency (PCE) reached 11.47% while displaying enhanced stability and reduced lead content of 13% compared to MAPbI3. On the other hand, d-FAPbI3-TEA delivered a PCE of 8.33% with astounding perovskite film stability compared to classic α-FAPI. The presence of TEA+ within the lattice impedes α-FAPI degradation into yellow δ-FAPbI3 by direct degradation into inactive Pb(OH)I, thus dramatically slowing the aging of d-FAPbI3-TEA perovskite.
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Affiliation(s)
- Liam Gollino
- Institut de Recherche de Chimie-Paris (IRCP), UMR8247, CNRS, Chimie-ParisTech, PSL Université, 11 rue Pierre et Marie Curie, CEDEX 5, 75231 Paris, France
| | - Nicolas Mercier
- MOLTECH-Anjou, UMR 6200, University of Angers, 2 boulevard de Lavoisier, 49045 Angers, France
| | - Thierry Pauporté
- Institut de Recherche de Chimie-Paris (IRCP), UMR8247, CNRS, Chimie-ParisTech, PSL Université, 11 rue Pierre et Marie Curie, CEDEX 5, 75231 Paris, France
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72
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Zhang J, Hu H, Zhang Y, Liang Z, Zhu P, Li Z, Wang D, Chen J, Zeng J, Jiang Z, Wu J, Zhang L, Hu B, Pan X, Wang X, Xu B. Tuning Perovskite Surface Polarity via Dipole Moment Engineering for Efficient Hole-Transport-Layer-Free Sn-Pb Mixed-Perovskite Solar Cells. ACS APPLIED MATERIALS & INTERFACES 2023; 15:15321-15331. [PMID: 36853929 DOI: 10.1021/acsami.2c20915] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/18/2023]
Abstract
Post-treatment has been recognized as one of the effective methods for passivating the underlying defects in perovskite solar cells (PSCs), but little attention has been paid to how to pick suitable passivation agents with diverse isomers for efficient PSCs, particularly for the tin-lead (Sn-Pb) mixed PSCs. Here, we introduce the dependence of the power conversion efficiency (PCE) on a dipole moment for surface passivator screening, in which we chose three trifluoromethyl-phenylethylamine hydroiodide (CF3-PEAI) isomers as surface-treatment materials for hole-transport-layer-free (HTL-free) Sn-Pb mixed PSCs. The different positions of the -CF3 group for the CF3-PEAI isomer result in different dipole moments, which influences the interaction between CF3-PEAI and lead iodide. The para position CF3 with the highest dipole moment exhibits a higher PCE than the ortho-position with a lower dipole moment, which is attributed to the large dipole moment on the surface that could tune the surface polarity from p-type to n-type, facilitating electron charge transport in the HTL-free Sn-Pb mixed PSCs. An ultrathin 2D layer is formed on the perovskite surface to passivate the surface defects, which is responsible for the enhancement of the PCE and stability of the PSCs. As a result, the open-circuit voltage (VOC) of the device is improved from 0.775 to 0.824 V, yielding a champion PCE of 20.17%, which is one of the highest PCEs among the reported HTL-free Sn-Pb mixed PSCs. The device also shows improved stability with remaining 75% of its initial PCEs after storage in N2 for 700 h.
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Affiliation(s)
- Jiyao Zhang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Hang Hu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Yong Zhang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Zheng Liang
- Key Laboratory of Photovoltaic and Energy Conservation Materials Institute of Solid-State Physics Hefei Institutes of Physical Science Chinese Academy of Sciences Hefei 230031, China
| | - Peide Zhu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Zhitong Li
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Deng Wang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Jiabang Chen
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Jie Zeng
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Zhengyan Jiang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Jiawen Wu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Luozheng Zhang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Bihua Hu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Xu Pan
- Key Laboratory of Photovoltaic and Energy Conservation Materials Institute of Solid-State Physics Hefei Institutes of Physical Science Chinese Academy of Sciences Hefei 230031, China
| | - Xingzhu Wang
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
- Shenzhen Putai Technology Co., Ltd, Longhua District, Shenzhen 518000, China
| | - Baomin Xu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
- Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Southern University of Science and Technology, Shenzhen 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
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Shi R, Long R. Atomic Model for Alkali Metal-Doped Tin-Lead Mixed Perovskites: Insight from Quantum Dynamics. J Phys Chem Lett 2023; 14:2878-2885. [PMID: 36920287 DOI: 10.1021/acs.jpclett.3c00602] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/18/2023]
Abstract
Defects such as metal vacancies act as nonradiative recombination centers to deteriorate the photoelectric properties of metal halide perovskites. Nonadiabatic molecular dynamics has demonstrated that alkali metal dopants markedly improve the performance of mixed tin-lead perovskites. Alkali dopants increase the formation energy of tin vacancies to 1 eV, so that the defect concentration is decreased. When tin vacancies exist, alkali metals are easily doped into perovskites. Tin vacancies produce iodine trimers that create midgap states and cause rapid electron-hole recombination. Alkali metal additives eliminate the trap state, weaken nonadiabatic coupling, and decelerate charge recombination with a coefficient of ≤5.5 compared with the performance of the defective tin-lead mixed perovskite. Our research has constructed a theoretical model at the atomic level for alkali metal passivation that enhances defect tolerance of tin-lead mixed perovskites, generating valuable inspiration for optimizing high-performance perovskites.
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Affiliation(s)
- Ran Shi
- College of Chemistry, Key Laboratory of Theoretical & Computational Photochemistry of Ministry of Education, Beijing Normal University, Beijing 100875, P. R. China
| | - Run Long
- College of Chemistry, Key Laboratory of Theoretical & Computational Photochemistry of Ministry of Education, Beijing Normal University, Beijing 100875, P. R. China
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74
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Patil P, Sangale SS, Kwon SN, Na SI. Innovative Approaches to Semi-Transparent Perovskite Solar Cells. NANOMATERIALS (BASEL, SWITZERLAND) 2023; 13:1084. [PMID: 36985978 PMCID: PMC10057987 DOI: 10.3390/nano13061084] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 02/24/2023] [Revised: 03/12/2023] [Accepted: 03/13/2023] [Indexed: 06/18/2023]
Abstract
Perovskite solar cells (PSCs) are advancing rapidly and have reached a performance comparable to that of silicon solar cells. Recently, they have been expanding into a variety of applications based on the excellent photoelectric properties of perovskite. Semi-transparent PSCs (ST-PSCs) are one promising application that utilizes the tunable transmittance of perovskite photoactive layers, which can be used in tandem solar cells (TSC) and building-integrated photovoltaics (BIPV). However, the inverse relationship between light transmittance and efficiency is a challenge in the development of ST-PSCs. To overcome these challenges, numerous studies are underway, including those on band-gap tuning, high-performance charge transport layers and electrodes, and creating island-shaped microstructures. This review provides a general and concise summary of the innovative approaches in ST-PSCs, including advances in the perovskite photoactive layer, transparent electrodes, device structures and their applications in TSC and BIPV. Furthermore, the essential requirements and challenges to be addressed to realize ST-PSCs are discussed, and the prospects of ST-PSCs are presented.
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Affiliation(s)
| | | | - Sung-Nam Kwon
- Correspondence: (S.-N.K.); (S.-I.N.); Tel.: +82-63-270-4465 (S.-I.N.); Fax: +82-63-270-2341 (S.-I.N.)
| | - Seok-In Na
- Correspondence: (S.-N.K.); (S.-I.N.); Tel.: +82-63-270-4465 (S.-I.N.); Fax: +82-63-270-2341 (S.-I.N.)
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75
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Wu W, Shang X, Xu Z, Ye H, Yao Y, Chen X, Hong M, Luo J, Li L. Toward Efficient Two-Photon Circularly Polarized Light Detection through Cooperative Strategies in Chiral Quasi-2D Perovskites. ADVANCED SCIENCE (WEINHEIM, BADEN-WURTTEMBERG, GERMANY) 2023; 10:e2206070. [PMID: 36683152 PMCID: PMC10037957 DOI: 10.1002/advs.202206070] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 10/18/2022] [Revised: 12/18/2022] [Indexed: 06/17/2023]
Abstract
Organic-inorganic hybrid perovskites carry unique semiconducting properties and advanced flexible crystal structures. These characteristics of organic-inorganic hybrid perovskites create a promising candidacy for circularly polarized light (CPL) detection. However, CPL detections based on chiral perovskites are limited to UV and visible wavelengths. The natural quantum well structures of layered hybrid perovskites generate strong light-matter interactions. This makes it possible to achieve near-infrared (NIR) CPL detection via two-photon absorption in the sub-wavelength region. In this study, cooperative strategies of dimension increase and mixed spacer cations are used to obtain a pair of chiral multilayered perovskites (R-β-MPA)EA2 Pb2 Br7 and (S-β-MPA)EA2 Pb2 Br7 (MPA = methylphenethylammonium and EA = ethylammonium). The distinctive bi-cations interlayer and multilayered inorganic skeletons provide enhanced photoconduction. Moreover, superior photoconduction leads to the prominent NIR CPL response with a responsivity up to 8.1 × 10-5 A W-1 . It is anticipated that this work can serve as a benchmark for the fabrication and optimization of efficient NIR CPL detection by simple chemical design.
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Affiliation(s)
- Wentao Wu
- State Key Laboratory of Structural ChemistryFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
| | - Xiaoying Shang
- University of Chinese Academy of SciencesBeijing100049P. R. China
- CAS Key Laboratory of Design and Assembly of Functional Nanostructuresand Fujian Key Laboratory of NanomaterialsFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
| | - Zhijin Xu
- State Key Laboratory of Structural ChemistryFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
| | - Huang Ye
- State Key Laboratory of Structural ChemistryFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
- University of Chinese Academy of SciencesBeijing100049P. R. China
| | - Yunpeng Yao
- State Key Laboratory of Structural ChemistryFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
| | - Xueyuan Chen
- University of Chinese Academy of SciencesBeijing100049P. R. China
- CAS Key Laboratory of Design and Assembly of Functional Nanostructuresand Fujian Key Laboratory of NanomaterialsFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
| | - Maochun Hong
- State Key Laboratory of Structural ChemistryFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
- University of Chinese Academy of SciencesBeijing100049P. R. China
- Fujian Science and Technology Innovation Laboratory for Optoelectronic Information of ChinaFuzhouFujian350108P. R. China
| | - Junhua Luo
- State Key Laboratory of Structural ChemistryFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
- University of Chinese Academy of SciencesBeijing100049P. R. China
- Fujian Science and Technology Innovation Laboratory for Optoelectronic Information of ChinaFuzhouFujian350108P. R. China
- School of Chemistry and Chemical EngineeringJiangxi Normal UniversityNanchangJiangxi330022P. R. China
| | - Lina Li
- State Key Laboratory of Structural ChemistryFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhouFujian350002P. R. China
- University of Chinese Academy of SciencesBeijing100049P. R. China
- Fujian Science and Technology Innovation Laboratory for Optoelectronic Information of ChinaFuzhouFujian350108P. R. China
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76
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Zhou X, Luan X, Zhang L, Hu H, Jiang Z, Li Y, Wu J, Liu Y, Chen J, Wang D, Liu C, Chen S, Zhang Y, Zhang M, Peng Y, Troshin PA, Wang X, Mai Y, Xu B. Dual Optimization of Bulk and Interface via the Synergistic Effect of Ligand Anchoring and Hole Transport Dopant Enables 23.28% Efficiency Inverted Perovskite Solar Cells. ACS NANO 2023; 17:3776-3785. [PMID: 36779831 DOI: 10.1021/acsnano.2c11615] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/18/2023]
Abstract
The crystalline morphology of perovskite film plays a key role in determining the stability and performance of perovskite solar cells (PSCs). In addition, the work function and conductivity of hole transport layer (HTL) have a great influence on the effciency of PSCs. Here, we develop a synergistic doping strategy to fabricate high-performance inverted PSCs, doping a functional nanographene (C78-AHM) into the poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine (PTAA) HTL, thus forming an HTL with higher conductivity, lower roughness, and frontier energy levels matching the perovskite absorber work function. On this basis, thiosemicarbazide (TSC) was doped into the precursor solution of perovskite as the grain and interface modifier to further improve the crystalline morphology of perovskite film. Compared with the current single passivation method, this codoping strategy can simultaneously reduce the surface and bulk defects of perovskite film and reduce the interface energy barrier. Eventually, high-quality TSC-doped perovskite films based on C78-AHM-doped PTAA HTL are obtained with over 2 μm sized grains, pinhole-free, and improved crystallinity. As a result, this synergistic doping strategy increases the efficiency of the device from 20.27% to 23.28%. Furthermore, the environmental and thermal stabilities of the devices are significantly improved. Therefore, this work provides a simple way for the preparation of other efficient optoelectronic devices.
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Affiliation(s)
- Xianyong Zhou
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Xiangfeng Luan
- School of Chemistry and Chemical Engineering, Frontiers Science Center for Transformative Molecules, Shanghai Key Laboratory of Electrical Insulation and Thermal Ageing, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, China
| | - Luozheng Zhang
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
| | - Hang Hu
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Zhengyan Jiang
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Yaru Li
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
| | - Jiawen Wu
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
| | - Yanliang Liu
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
| | - Jiabang Chen
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Deng Wang
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
| | - Chang Liu
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
| | - Shi Chen
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
| | - Yong Zhang
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
| | - Meiqing Zhang
- School of Environmental Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
| | - Yuanjun Peng
- Shenzhen Putai Technology Co., Ltd., Longhua District, Shenzhen 518000, China
| | - Pavel A Troshin
- Federal Research Center for Problems of Chemical Physics and Medicinal Chemistry of Russian Academy of Sciences, Academician Semenov Ave. 1, Chernogolovka, Moscow region 142432, Russia
- Federal Research Center for Problems of Chemical Physics and Medicinal Chemistry of Russian Academy of Sciences (FRC PCP MC RAS), Academician Semenov Avenue 1, Chernogolovka, Moscow region 142432, Russian Federation
| | - Xingzhu Wang
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen 518055, China
- Shenzhen Putai Technology Co., Ltd., Longhua District, Shenzhen 518000, China
| | - Yiyong Mai
- School of Chemistry and Chemical Engineering, Frontiers Science Center for Transformative Molecules, Shanghai Key Laboratory of Electrical Insulation and Thermal Ageing, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, China
| | - Baomin Xu
- Department of Materials Science and Engineering, Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Key University Laboratory of Highly Efficient Utilization of Solar Energy and Sustainable Development of Guangdong, Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen 518055, China
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77
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Zhou Y, Wang Z, Jin J, Zhang X, Zou J, Yao F, Zhu Z, Cui X, Zhang D, Yu Y, Chen C, Zhao D, Cao Q, Lin Q, Tai Q. Manipulation of the Buried Interface for Robust Formamidinium-based Sn-Pb Perovskite Solar Cells with NiO x Hole-Transport Layers. Angew Chem Int Ed Engl 2023; 62:e202300759. [PMID: 36788712 DOI: 10.1002/anie.202300759] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/15/2023] [Revised: 02/12/2023] [Accepted: 02/14/2023] [Indexed: 02/16/2023]
Abstract
Low band gap tin-lead perovskite solar cells (Sn-Pb PSCs) are expected to achieve higher efficiencies than Pb-PSCs and regarded as key components of tandem PSCs. However, the realization of high efficiency is challenged by the instability of Sn2+ and the imperfections at the charge transfer interfaces. Here, we demonstrate an efficient ideal band gap formamidinium (FA)-based Sn-Pb (FAPb0.5 Sn0.5 I3 ) PSC, by manipulating the buried NiOx /perovskite interface with 4-hydroxyphenethyl ammonium halide (OH-PEAX, X=Cl- , Br- , or I- ) interlayer, which exhibits fascinating functions of reducing the surface defects of the NiOx hole transport layer (HTL), enhancing the perovskite film quality, and improving both the energy level matching and physical contact at the interface. The effects of different halide anions have been elaborated and a 20.53 % efficiency is obtained with OH-PEABr, which is the highest one for FA-based Sn-Pb PSCs using NiOx HTLs. Moreover, the device stability is also boosted.
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Affiliation(s)
- Yuan Zhou
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Zhen Wang
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Junjun Jin
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Xiang Zhang
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Junjie Zou
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Fang Yao
- School of Physics and Technology, Wuhan University, Wuhan, 430072, P. R. China
| | - Zhenkun Zhu
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Xiaxia Cui
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Dan Zhang
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Yanhua Yu
- Key Laboratory of Optoelectronic Chemical Materials and Devices (Ministry of Education), Flexible Display Materials and Technology Co-Innovation Centre of Hubei Province, School of Optoelectronic Materials & Technology, Jianghan University, Wuhan, 430056, China
| | - Cong Chen
- College of Materials Science and Engineering & Institute of New Energy and Low-Carbon Technology, Sichuan University, Chengdu, 610065, China
| | - Dewei Zhao
- College of Materials Science and Engineering & Institute of New Energy and Low-Carbon Technology, Sichuan University, Chengdu, 610065, China
| | - Qiang Cao
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
| | - Qianqian Lin
- School of Physics and Technology, Wuhan University, Wuhan, 430072, P. R. China
| | - Qidong Tai
- The Institute of Technological Sciences, Wuhan University, Wuhan, 430072, P. R. China
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78
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Kurisinkal Pious J, Zwirner Y, Lai H, Olthof S, Jeangros Q, Gilshtein E, Kothandaraman RK, Artuk K, Wechsler P, Chen C, Wolff CM, Zhao D, Tiwari AN, Fu F. Revealing the Role of Tin Fluoride Additive in Narrow Bandgap Pb-Sn Perovskites for Highly Efficient Flexible All-Perovskite Tandem Cells. ACS APPLIED MATERIALS & INTERFACES 2023; 15:10150-10157. [PMID: 36758226 DOI: 10.1021/acsami.2c19124] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/18/2023]
Abstract
Tin fluoride (SnF2) is an indispensable additive for high-efficiency Pb-Sn perovskite solar cells (PSCs). However, the spatial distribution of SnF2 in the perovskite absorber is seldom investigated while essential for a comprehensive understanding of the exact role of the SnF2 additive. Herein, we revealed the spatial distribution of the SnF2 additive and made structure-optoelectronic properties-flexible photovoltaic performance correlation. We observed the chemical transformation of SnF2 to a fluorinated oxy-phase on the Pb-Sn perovskite film surface due to its rapid oxidation. In addition, at the buried perovskite interface, we detected and visualized the accumulation of F- ions. We found that the photoluminescence quantum yield of Pb-Sn perovskite reached the highest value with 10 mol % SnF2 in the precursor solution. When integrating the optimized absorber in flexible devices, we obtained the flexible Pb-Sn perovskite narrow bandgap (1.24 eV) solar cells with an efficiency of 18.5% and demonstrated 23.1% efficient flexible four-terminal all-perovskite tandem cells.
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Affiliation(s)
- Johnpaul Kurisinkal Pious
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
| | - Yannick Zwirner
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
| | - Huagui Lai
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
| | - Selina Olthof
- Department of Chemistry, University of Cologne, Greinstrasse 4-6, Cologne 50939, Germany
| | - Quentin Jeangros
- Photovoltaics and Thin Film Electronics Laboratory, EPFL - École Polytechnique Fédérale de Lausanne, Neuchâtel 2000, Switzerland
- Sustainable Energy Center, Centre Suisse d'Electronique et de Microtechnique (CSEM), Jaquet-Droz 1, Neuchâtel 2002, Switzerland
| | - Evgeniia Gilshtein
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
| | - Radha K Kothandaraman
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
| | - Kerem Artuk
- Photovoltaics and Thin Film Electronics Laboratory, EPFL - École Polytechnique Fédérale de Lausanne, Neuchâtel 2000, Switzerland
| | - Philipp Wechsler
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
| | - Cong Chen
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, Sichuan 610065, China
| | - Christian M Wolff
- Photovoltaics and Thin Film Electronics Laboratory, EPFL - École Polytechnique Fédérale de Lausanne, Neuchâtel 2000, Switzerland
| | - Dewei Zhao
- College of Materials Science and Engineering, Engineering Research Center of Alternative Energy Materials & Devices, Ministry of Education, Sichuan University, Chengdu, Sichuan 610065, China
| | - Ayodhya N Tiwari
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
| | - Fan Fu
- Laboratory for Thin Films and Photovoltaics, Empa - Swiss Federal Laboratories for Materials Science and Technology, Dübendorf 8600, Switzerland
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79
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Tabassum N, Georgieva ZN, Debnath GH, Waldeck DH. Size-dependent chiro-optical properties of CsPbBr 3 nanoparticles. NANOSCALE 2023; 15:2143-2151. [PMID: 36633325 DOI: 10.1039/d2nr06751j] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/17/2023]
Abstract
Chiral metal halide perovskites have garnered substantial interest because of their promising properties for application in optoelectronics and spintronics. Understanding the mechanism of chiral imprinting is paramount for optimizing their utility. To elucidate the nature of the underlying chiral imprinting mechanism, we investigated how the circular dichroism (CD) intensity varies with nanoparticle size for quantum confined sizes of colloidal CsPbBr3 perovskite nanoparticles (NPs) capped by chiral β-methylphenethylammonium bromide ligands. We find that the CD intensity decreases strongly with increasing NP size, which, along with the shape of the CD spectra, points to electronic interactions between ligand and NP as the dominant mechanism of chiral imprinting in smaller NPs. We observe that as the NP size increases and crosses the quantum confinement threshold, the dominant mechanism of chirality transfer switches and is dominated by surfaces effects, e.g., structural distortions. These findings provide a benchmark for quantitative models of chiral imprinting.
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Affiliation(s)
- Nazifa Tabassum
- Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA.
| | - Zheni N Georgieva
- Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA.
| | - Gouranga H Debnath
- Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA.
- Centre for Nano and Material Science (CNMS), Jain University, Bangalore, Karnataka 562112, India
| | - David H Waldeck
- Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA.
- Petersen Institute of NanoScience and Engineering, University of Pittsburgh, Pittsburgh, Pennsylvania 15261, USA
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80
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Wu H, Cheng Y, Ma J, Zhang J, Zhang Y, Song Y, Peng S. Pivotal Routes for Maximizing Semitransparent Perovskite Solar Cell Performance: Photon Propagation Management and Carrier Kinetics Regulation. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2023; 35:e2206574. [PMID: 36056776 DOI: 10.1002/adma.202206574] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/19/2022] [Indexed: 06/15/2023]
Abstract
Semitransparent perovskite solar cells (ST-PSCs) are ideal candidates for building-integrated photovoltaics (BIPV) and tandem solar cells (TSCs) owing to their tunable bandgap and high visible transparency. The best power conversion efficiency (PCE) of ST-PSCs is close to 15% with an average visible transmittance of over 20%, which still lags far behind the PCE of normal opaque PSCs. This can be attributed to the poor light utilization efficiency (LUE) of ST-PSCs. Herein, the pivotal routes for maximizing LUE of ST-PSCs in terms of photon propagation management and carrier kinetics regulation are systematically rationalized. First, the fundamental theoretical analyses on optical processes and electronic properties are provided. Then, insights on photon propagation management measures and carrier kinetics regulation strategies are provided. Furthermore, a summary of the promising commercial application of ST-PSCs in BIPV and TSCs is provided. Finally, the main progress of ST-PSCs is briefly summarized, and the directions for the commercialization of ST-PSCs are proposed.
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Affiliation(s)
- Hangjuan Wu
- School of Materials Science and Engineering, College of Chemistry, Henan Institute of Advanced Technology, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Yajie Cheng
- School of Materials Science and Engineering, College of Chemistry, Henan Institute of Advanced Technology, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Junjie Ma
- School of Materials Science and Engineering, College of Chemistry, Henan Institute of Advanced Technology, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Jiahao Zhang
- School of Materials Science and Engineering, College of Chemistry, Henan Institute of Advanced Technology, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Yiqiang Zhang
- School of Materials Science and Engineering, College of Chemistry, Henan Institute of Advanced Technology, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Yanlin Song
- Key Laboratory of Green Printing, Institute of Chemistry, Chinese Academy of Sciences (ICCAS), Beijing Engineering Research Center of Nanomaterials for Green Printing Technology, National Laboratory for Molecular Sciences (BNLMS), Beijing, 100190, P. R. China
| | - Shou Peng
- China National Building Material Group Co., Ltd., Beijing, 100036, P. R. China
- State Key Laboratory of Advanced Technology for Float Glass, Bengbu, 233000, P. R. China
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81
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Wu P, Thrithamarassery Gangadharan D, Saidaminov MI, Tan H. A Roadmap for Efficient and Stable All-Perovskite Tandem Solar Cells from a Chemistry Perspective. ACS CENTRAL SCIENCE 2023; 9:14-26. [PMID: 36712494 PMCID: PMC9881206 DOI: 10.1021/acscentsci.2c01077] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 09/13/2022] [Indexed: 06/18/2023]
Abstract
Multijunction tandem solar cells offer a promising route to surpass the efficiency limit of single-junction solar cells. All-perovskite tandem solar cells are particularly attractive due to their high power conversion efficiency, now reaching 28% despite being made with relatively easy fabrication methods. In this review, we summarize the progress in all-perovskite tandem solar cells. We then discuss the scientific and engineering challenges associated with both absorbers and functional layers and offer strategies for improving the efficiency and stability of all-perovskite tandem solar cells from the perspective of chemistry.
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Affiliation(s)
- Pu Wu
- National
Laboratory of Solid State Microstructures, Jiangsu Key Laboratory
of Artificial Functional Materials, College of Engineering and Applied
Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing210023, P. R.
China
| | | | - Makhsud I. Saidaminov
- Department
of Chemistry, University of Victoria, Victoria, British ColumbiaV8P 5C2, Canada
| | - Hairen Tan
- National
Laboratory of Solid State Microstructures, Jiangsu Key Laboratory
of Artificial Functional Materials, College of Engineering and Applied
Sciences, Frontiers Science Center for Critical Earth Material Cycling, Nanjing University, Nanjing210023, P. R.
China
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82
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Shi R, Guo M, Long R. Improved Defect Tolerance and Charge Carrier Lifetime in Tin-Lead Mixed Perovskites: Ab Initio Quantum Dynamics. J Phys Chem Lett 2023; 14:499-507. [PMID: 36625793 DOI: 10.1021/acs.jpclett.2c03649] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/17/2023]
Abstract
Simulations by nonadiabatic (NA) molecular dynamics demonstrate that mixing tin with lead in CH3NH3PbI3 can passivate the midgap state created by an interstitial iodine (Ii) via the imposed compressive strain and upshifted valence band maximum, reduce NA coupling by decreasing electron-hole wave functions overlap, and shortens pure-dephasing time by introducing high-frequency phonon modes. Thus, the charge carrier lifetime extends to 3.6 ns due to the significantly reduced nonradiative electron-hole recombination, which is an order of magnitude longer than the Ii-containing CH3NH3PbI3, over 2.5 times longer than the pristine CH3NH3PbI3 (1.4 ns), and even 1.7 times longer than the tin-lead mixed perovskite without the Ii defects (2.1 ns). Tin-lead alloying simultaneously increases the Ii defect formation energy to 0.402 eV from 0.179 eV in CH3NH3PbI3, which effectively enhances defect tolerance by reducing the defect concentration. The study reveals the factors controlling the enhanced performance of tin-lead mixed perovskite solar cells.
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Affiliation(s)
- Ran Shi
- College of Chemistry, Key Laboratory of Theoretical & Computational Photochemistry of Ministry of Education, Beijing Normal University, Beijing, 100875, P. R. China
| | - Meng Guo
- Shandong Computer Science Center (National Supercomputer Centre in Jinan), Qilu University of Technology (Shandong Academy of Sciences), Jinan, Shandong 250013, P. R. China
- Jinan Institute of Supercomputing Technology, Jinan, Shandong 250103, P. R. China
| | - Run Long
- College of Chemistry, Key Laboratory of Theoretical & Computational Photochemistry of Ministry of Education, Beijing Normal University, Beijing, 100875, P. R. China
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83
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Zhang HY, Xiong RG. Three-dimensional narrow-bandgap perovskite semiconductor ferroelectric methylphosphonium tin triiodide for potential photovoltaic application. Chem Commun (Camb) 2023; 59:920-923. [PMID: 36597755 DOI: 10.1039/d2cc06408a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
A novel A-site three-dimensional organic-inorganic halide perovskites (3D OIHP) ferroelectric, methylphosphonium tin triiodide (MPSnI3), featuring a narrow bandgap of 1.43 eV, was synthesized. The integration of ferroelectricity with initially moderate efficiency (2.23%) may afford a promising platform to investigate the ferroelectric photovoltaic effect in organic-inorganic halide perovskite solar cells.
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Affiliation(s)
- Han-Yue Zhang
- State Key Laboratory of Bioelectronics, School of Biological Science and Medical Engineering, Southeast University, Nanjing 210096, P. R. China.
| | - Ren-Gen Xiong
- State Key Laboratory of Bioelectronics, School of Biological Science and Medical Engineering, Southeast University, Nanjing 210096, P. R. China.
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84
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Kumar D, Bansal NK, Dixit H, Kulkarni A, Singh T. Numerical Study on the Effect of Dual Electron Transport Layer in Improving the Performance of Perovskite–Perovskite Tandem Solar Cells. ADVANCED THEORY AND SIMULATIONS 2023. [DOI: 10.1002/adts.202200800] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Affiliation(s)
- Dinesh Kumar
- Functional Materials and Device Laboratory School of Energy Science and Engineering Indian Institute of Technology Kharagpur Kharagpur West Bengal 721302 India
| | - Nitin Kumar Bansal
- Functional Materials and Device Laboratory School of Energy Science and Engineering Indian Institute of Technology Kharagpur Kharagpur West Bengal 721302 India
| | - Himanshu Dixit
- Functional Materials and Device Laboratory School of Energy Science and Engineering Indian Institute of Technology Kharagpur Kharagpur West Bengal 721302 India
| | - Ashish Kulkarni
- IEK‐5 Photovoltaik Forschungszentrum Jülich Wilhelm‐Johnen‐Straße 52428 Jülich Germany
| | - Trilok Singh
- Functional Materials and Device Laboratory School of Energy Science and Engineering Indian Institute of Technology Kharagpur Kharagpur West Bengal 721302 India
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85
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Chen H, Maxwell A, Li C, Teale S, Chen B, Zhu T, Ugur E, Harrison G, Grater L, Wang J, Wang Z, Zeng L, Park SM, Chen L, Serles P, Awni RA, Subedi B, Zheng X, Xiao C, Podraza NJ, Filleter T, Liu C, Yang Y, Luther JM, De Wolf S, Kanatzidis MG, Yan Y, Sargent EH. Regulating surface potential maximizes voltage in all-perovskite tandems. Nature 2023; 613:676-681. [PMID: 36379225 DOI: 10.1038/s41586-022-05541-z] [Citation(s) in RCA: 74] [Impact Index Per Article: 74.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/24/2022] [Accepted: 11/08/2022] [Indexed: 11/16/2022]
Abstract
The open-circuit voltage (VOC) deficit in perovskite solar cells is greater in wide-bandgap (over 1.7 eV) cells than in perovskites of roughly 1.5 eV (refs. 1,2). Quasi-Fermi-level-splitting measurements show VOC-limiting recombination at the electron-transport-layer contact3-5. This, we find, stems from inhomogeneous surface potential and poor perovskite-electron transport layer energetic alignment. Common monoammonium surface treatments fail to address this; as an alternative, we introduce diammonium molecules to modify perovskite surface states and achieve a more uniform spatial distribution of surface potential. Using 1,3-propane diammonium, quasi-Fermi-level splitting increases by 90 meV, enabling 1.79 eV perovskite solar cells with a certified 1.33 V VOC and over 19% power conversion efficiency (PCE). Incorporating this layer into a monolithic all-perovskite tandem, we report a record VOC of 2.19 V (89% of the detailed balance VOC limit) and over 27% PCE (26.3% certified quasi-steady state). These tandems retained more than 86% of their initial PCE after 500 h of operation.
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Affiliation(s)
- Hao Chen
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Aidan Maxwell
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Chongwen Li
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada.,Department of Physics and Astronomy and Wright Center for Photovoltaics Innovation and Commercialization, The University of Toledo, Toledo, OH, USA
| | - Sam Teale
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Bin Chen
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada.,Department of Chemistry, Northwestern University, Evanston, IL, USA
| | - Tong Zhu
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Esma Ugur
- KAUST Solar Center, Physical Sciences and Engineering Division, King Abdullah University of Science and Technology, Thuwal, Kingdom of Saudi Arabia
| | - George Harrison
- KAUST Solar Center, Physical Sciences and Engineering Division, King Abdullah University of Science and Technology, Thuwal, Kingdom of Saudi Arabia
| | - Luke Grater
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Junke Wang
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Zaiwei Wang
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Lewei Zeng
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - So Min Park
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Lei Chen
- Department of Physics and Astronomy and Wright Center for Photovoltaics Innovation and Commercialization, The University of Toledo, Toledo, OH, USA
| | - Peter Serles
- Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Rasha Abbas Awni
- Department of Physics and Astronomy and Wright Center for Photovoltaics Innovation and Commercialization, The University of Toledo, Toledo, OH, USA
| | - Biwas Subedi
- Department of Physics and Astronomy and Wright Center for Photovoltaics Innovation and Commercialization, The University of Toledo, Toledo, OH, USA
| | | | | | - Nikolas J Podraza
- Department of Physics and Astronomy and Wright Center for Photovoltaics Innovation and Commercialization, The University of Toledo, Toledo, OH, USA
| | - Tobin Filleter
- Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario, Canada
| | - Cheng Liu
- Department of Chemistry, Northwestern University, Evanston, IL, USA.,Department of Electrical and Computer Engineering, Northwestern University, Evanston, IL, USA
| | - Yi Yang
- Department of Chemistry, Northwestern University, Evanston, IL, USA.,Department of Electrical and Computer Engineering, Northwestern University, Evanston, IL, USA
| | | | - Stefaan De Wolf
- KAUST Solar Center, Physical Sciences and Engineering Division, King Abdullah University of Science and Technology, Thuwal, Kingdom of Saudi Arabia
| | | | - Yanfa Yan
- Department of Physics and Astronomy and Wright Center for Photovoltaics Innovation and Commercialization, The University of Toledo, Toledo, OH, USA.
| | - Edward H Sargent
- The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada. .,Department of Chemistry, Northwestern University, Evanston, IL, USA. .,Department of Electrical and Computer Engineering, Northwestern University, Evanston, IL, USA.
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86
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Gil-Escrig L, Hu S, Zanoni KPS, Paliwal A, Hernández-Fenollosa MA, Roldán-Carmona C, Sessolo M, Wakamiya A, Bolink HJ. Perovskite/Perovskite Tandem Solar Cells in the Substrate Configuration with Potential for Bifacial Operation. ACS MATERIALS LETTERS 2022; 4:2638-2644. [PMID: 36507194 PMCID: PMC9727777 DOI: 10.1021/acsmaterialslett.2c01001] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/23/2022] [Accepted: 11/07/2022] [Indexed: 05/17/2023]
Abstract
Perovskite/perovskite tandem solar cells have recently exceeded the record power conversion efficiency (PCE) of single-junction perovskite solar cells. They are typically built in the superstrate configuration, in which the device is illuminated from the substrate side. This limits the fabrication of the solar cell to transparent substrates, typically glass coated with a transparent conductive oxide (TCO), and adds constraints because the first subcell that is deposited on the substrate must contain the wide-bandgap perovskite. However, devices in the substrate configuration could potentially be fabricated on a large variety of opaque and inexpensive substrates, such as plastic and metal foils. Importantly, in the substrate configuration the narrow-bandgap subcell is deposited first, which allows for more freedom in the device design. In this work, we report perovskite/perovskite tandem solar cells fabricated in the substrate configuration. As the substrate we use TCO-coated glass on which a solution-processed narrow-bandgap perovskite solar cell is deposited. All of the other layers are then processed using vacuum sublimation, starting with the charge recombination layers, then the wide-bandgap perovskite subcell, and finishing with the transparent top TCO electrode. Proof-of-concept tandem solar cells show a maximum PCE of 20%, which is still moderate compared to those of best-in-class devices realized in the superstrate configuration yet higher than those of the corresponding single-junction devices in the substrate configuration. As both the top and bottom electrodes are semitransparent, these devices also have the potential to be used as bifacial tandem solar cells.
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Affiliation(s)
- Lidón Gil-Escrig
- Instituto
de Ciencia Molecular, Universidad de Valencia, C/Catedrático J. Beltrán
2, 46980 Paterna, Spain
| | - Shuaifeng Hu
- Institute
for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan
| | - Kassio P. S. Zanoni
- Instituto
de Ciencia Molecular, Universidad de Valencia, C/Catedrático J. Beltrán
2, 46980 Paterna, Spain
| | - Abhyuday Paliwal
- Instituto
de Ciencia Molecular, Universidad de Valencia, C/Catedrático J. Beltrán
2, 46980 Paterna, Spain
| | | | - Cristina Roldán-Carmona
- Instituto
de Ciencia Molecular, Universidad de Valencia, C/Catedrático J. Beltrán
2, 46980 Paterna, Spain
| | - Michele Sessolo
- Instituto
de Ciencia Molecular, Universidad de Valencia, C/Catedrático J. Beltrán
2, 46980 Paterna, Spain
| | - Atsushi Wakamiya
- Institute
for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan
| | - Henk J. Bolink
- Instituto
de Ciencia Molecular, Universidad de Valencia, C/Catedrático J. Beltrán
2, 46980 Paterna, Spain
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87
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He R, Yi Z, Luo Y, Luo J, Wei Q, Lai H, Huang H, Zou B, Cui G, Wang W, Xiao C, Ren S, Chen C, Wang C, Xing G, Fu F, Zhao D. Pure 2D Perovskite Formation by Interfacial Engineering Yields a High Open-Circuit Voltage beyond 1.28 V for 1.77-eV Wide-Bandgap Perovskite Solar Cells. ADVANCED SCIENCE (WEINHEIM, BADEN-WURTTEMBERG, GERMANY) 2022; 9:e2203210. [PMID: 36372551 PMCID: PMC9799022 DOI: 10.1002/advs.202203210] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 05/31/2022] [Revised: 10/05/2022] [Indexed: 06/16/2023]
Abstract
Surface post-treatment using ammonium halides effectively reduces large open-circuit voltage (VOC ) losses in bromine-rich wide-bandgap (WBG) perovskite solar cells (PSCs). However, the underlying mechanism still remains unclear and the device efficiency lags largely behind. Here, a facile strategy of precisely tailoring the phase purity of 2D perovskites on top of 3D WBG perovskite and realizing high device efficiency is reported. The transient absorption spectra, cross-sectional confocal photoluminescence mapping, and cross-sectional Kelvin probe force microscopy are combined to demonstrate optimal defect passivation effect and surface electric-field of pure n = 1 2D perovskites formed atop 3D WBG perovskites via low-temperature annealing. As a result, the inverted champion device with 1.77-eV perovskite absorber achieves a high VOC of 1.284 V and a power conversion efficiency (PCE) of 17.72%, delivering the smallest VOC deficit of 0.486 V among WBG PSCs with a bandgap higher than 1.75 eV. This enables one to achieve a four-terminal all-perovskite tandem solar cell with a PCE exceeding 25% by combining with a 1.25-eV low-bandgap PSC.
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Affiliation(s)
- Rui He
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Zongjin Yi
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Yi Luo
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Jincheng Luo
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Qi Wei
- Joint Key Laboratory of the Ministry of EducationInstitute of Applied Physics and Materials EngineeringUniversity of MacauAvenida da Universidade, TaipaMacau999078P. R. China
| | - Huagui Lai
- Laboratory for Thin Films and PhotovoltaicsEmpa – Swiss Federal Laboratories for Materials Science and TechnologyUeberlandstrasse 129DuebendorfCH‐8600Switzerland
| | - Hao Huang
- Guangxi Key Laboratory of Processing for Non‐ferrous Metals and Featured MaterialsSchool of Resources, Environment and MaterialsGuangxi UniversityNanning530004P. R. China
| | - Bingsuo Zou
- Guangxi Key Laboratory of Processing for Non‐ferrous Metals and Featured MaterialsSchool of Resources, Environment and MaterialsGuangxi UniversityNanning530004P. R. China
| | - Guangyao Cui
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Wenwu Wang
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Chuanxiao Xiao
- Ningbo Institute of Materials Technology and EngineeringChinese Academy of SciencesNingbo New Material Testing and Evaluation Center Co., LtdNingbo City315201P. R. China
| | - Shengqiang Ren
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Cong Chen
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
| | - Changlei Wang
- School of Optoelectronic Science and Engineering & Collaborative Innovation Center of Suzhou Nano Science and TechnologyKey Lab of Advanced Optical Manufacturing Technologies of Jiangsu Province & Key Lab of Modern Optical Technologies of Education Ministry of ChinaSoochow UniversitySuzhou215006P. R. China
| | - Guichuan Xing
- Joint Key Laboratory of the Ministry of EducationInstitute of Applied Physics and Materials EngineeringUniversity of MacauAvenida da Universidade, TaipaMacau999078P. R. China
| | - Fan Fu
- Laboratory for Thin Films and PhotovoltaicsEmpa – Swiss Federal Laboratories for Materials Science and TechnologyUeberlandstrasse 129DuebendorfCH‐8600Switzerland
| | - Dewei Zhao
- College of Materials Science and Engineering & Institute of New Energy and Low‐Carbon TechnologyEngineering Research Center of Alternative Energy Materials & DevicesMinistry of EducationSichuan UniversityChengdu610065P. R. China
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88
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Liu J, Yang T, Xu Z, Zhao W, Yang Y, Fang Y, Zhang L, Zhang J, Yuan N, Ding J, Liu SF. Chelate Coordination Strengthens Surface Termination to Attain High-Efficiency Perovskite Solar Cells. SMALL METHODS 2022; 6:e2201063. [PMID: 36300914 DOI: 10.1002/smtd.202201063] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/16/2022] [Revised: 10/01/2022] [Indexed: 06/16/2023]
Abstract
Solar cell efficiency and stability are two key metrics to determine whether a photovoltaic device is viable for commercial applications. The surface termination of the perovskite layer plays a pivotal role in not only the photoelectric conversion efficiency (PCE) but also the stability of assembled perovskite solar cells (PSCs). Herein, a strong chelate coordination bond is designed to terminate the surface of the perovskite absorber layer. On the one hand, the ligand anions bind with Pb cations via a bidentate chelating bond to restrict the ion migration, and the chelate surface termination changes the surface from hydrophilic to hydrophobic. Both are beneficial to improving the long-term stability. On the other hand, the formation of the chelating bonding effectively eliminates the deep-level defects including PbI and Pb clusters on the Pb-I and FA-I terminations, respectively, as confirmed by theoretical simulation and experimental results. Consequently, the PCE is increased to 24.52%, open circuit voltage to 1.19 V, and fill factor to 81.53%; all three are among the highest for hybrid perovskite cells. The present strategy provides a straightforward means to enhance both the PCE and long-term stability of PSCs.
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Affiliation(s)
- Jiali Liu
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Tengteng Yang
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Zhuo Xu
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Wangen Zhao
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Yan Yang
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Yuankun Fang
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Lu Zhang
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Jingru Zhang
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
| | - Ningyi Yuan
- School of Materials Science and Engineering Jiangsu Collaborative Innovation Center of Photovoltaic Science and Engineering Jiangsu Province Cultivation Base for State Key Laboratory of Photovoltaic Science and Technology Changzhou University, Changzhou, 213164, P. R. China
| | - Jianning Ding
- School of Materials Science and Engineering Jiangsu Collaborative Innovation Center of Photovoltaic Science and Engineering Jiangsu Province Cultivation Base for State Key Laboratory of Photovoltaic Science and Technology Changzhou University, Changzhou, 213164, P. R. China
| | - Shengzhong Frank Liu
- Key Laboratory for Applied Surface and Colloid Chemistry, National Ministry of Education, Shaanxi Engineering Lab for Advanced Energy Technology, School of Materials Science and Engineering, Shaanxi Normal University, Xi'an, 710062, China
- Dalian National Laboratory for Clean Energy, iChEM (Collaborative Innovation Center of Chemistry for Energy Materials), Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian, 116023, China
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89
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Chen B, Yu Z, Onno A, Yu Z, Chen S, Wang J, Holman ZC, Huang J. Bifacial all-perovskite tandem solar cells. SCIENCE ADVANCES 2022; 8:eadd0377. [PMID: 36427306 PMCID: PMC9699687 DOI: 10.1126/sciadv.add0377] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/17/2023]
Abstract
The efficiency of all-perovskite tandem devices falls far below theoretical efficiency limits, mainly because a widening bandgap fails to increase open-circuit voltage. We report on a bifacial all-perovskite tandem structures with an equivalent efficiency of 29.3% under back-to-front irradiance ratio of 30. This increases energy yield and reduces the required bandgap of a wide-bandgap cell. Open-circuit voltage deficit is therefore minimized, although its performance under only front irradiance is not ideal. The bifacial device needs a sputtered rear transparent electrode, which could reduce photon path length and deteriorate stability of Pb-Sn perovskites. Embedding a light-scattering micrometer-sized particle layer into perovskite to trap light, effectively increases absorptance by 5 to 15% in the infrared region. Using a nonacidic hole transport layer markedly stabilizes the hole-extraction interface by avoiding proton-accelerated formation of iodine. These two strategies together increase efficiency of semitransparent Pb-Sn cells from 15.6 to 19.4%, enabling fabrication of efficient bifacial all-perovskite tandem devices.
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Affiliation(s)
- Bo Chen
- Department of Applied Physical Sciences, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
| | - Zhenhua Yu
- Department of Applied Physical Sciences, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
| | - Arthur Onno
- School of Electrical, Computer, and Energy Engineering, Arizona State University, Tempe, AZ 85287, USA
| | - Zhengshan Yu
- School of Electrical, Computer, and Energy Engineering, Arizona State University, Tempe, AZ 85287, USA
| | - Shangshang Chen
- Department of Applied Physical Sciences, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
| | - Jiantao Wang
- Department of Applied Physical Sciences, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
| | - Zachary C. Holman
- School of Electrical, Computer, and Energy Engineering, Arizona State University, Tempe, AZ 85287, USA
| | - Jinsong Huang
- Department of Applied Physical Sciences, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
- Corresponding author.
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90
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Mohammed MKA, Singh S, Al-Mousoi AK, Pandey R, Madan J, Dastan D, Ravi G. Improving the potential of ethyl acetate green anti-solvent to fabricate efficient and stable perovskite solar cells. RSC Adv 2022; 12:32611-32618. [PMID: 36425701 PMCID: PMC9661485 DOI: 10.1039/d2ra05454j] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/30/2022] [Accepted: 10/27/2022] [Indexed: 09/16/2023] Open
Abstract
Until now, in all state-of-the-art efficient perovskite solar cells (PSCs), during the fabrication process of the perovskite layer, highly toxic anti-solvents such as toluene, chlorobenzene, and diethyl ether have been used. This is highly concerning and urgently needs to be considered by laboratories and institutes to protect the health of researchers and employees working towards safe PSC fabrication. Green anti-solvents are usually used along with low-performance PSCs. The current study solves the ineptitude of the typical ethyl acetate green anti-solvent by adding a potassium thiocyanate (KSCN) material to it. The KSCN additive causes delay in the perovskite growing process. It guarantees the formation of larger perovskite domains during fabrication. The enlarged perovskite domains reduce the bulk and surface trap density in the perovskite. It enables lower trap-facilitated charge recombination along with efficient charge extraction in PSCs. Overall, the developed method results in a champion performance of 17.12% for PSCs, higher than the 13.78% recorded for control PSCs. The enlarged perovskite domains warrant lower humidity interaction paths with the perovskite composition, indicating higher stability in PSCs.
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Affiliation(s)
- Mustafa K A Mohammed
- Radiological Techniques Department, Al-Mustaqbal University College 51001 Hillah Babylon Iraq
| | - Sangeeta Singh
- Microelectronics Lab, National Institute of Technology Patna 800005 India
| | - Ali K Al-Mousoi
- Department of Radiology and Ultrasonography Techniques, College of Medical Techniques, Al-Farahidi University Baghdad Iraq
| | - Rahul Pandey
- VLSI Centre of Excellence, Chitkara University Institute of Engineering and Technology, Chitkara University 140417 Punjab India
| | - Jaya Madan
- VLSI Centre of Excellence, Chitkara University Institute of Engineering and Technology, Chitkara University 140417 Punjab India
| | - Davoud Dastan
- Department of Materials Science and Engineering, Cornell University Ithaca NY 14850 USA
| | - G Ravi
- Department of Physics, Alagappa University Karaikudi 630003 Tamil Nadu India
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91
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Recent progress in perovskite solar cells: from device to commercialization. Sci China Chem 2022. [DOI: 10.1007/s11426-022-1426-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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92
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Ntouga Abena A, Teyou Ngoupo A, Ndjaka J. Computational analysis of mixed cation mixed halide-based perovskite solar cell using SCAPS-1D software. Heliyon 2022; 8:e11428. [DOI: 10.1016/j.heliyon.2022.e11428] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2022] [Revised: 06/09/2022] [Accepted: 10/31/2022] [Indexed: 11/09/2022] Open
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93
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Alhamada TF, Azmah Hanim MA, Jung DW, Saidur R, Nuraini A, Hasan WZW. MXene Based Nanocomposites for Recent Solar Energy Technologies. NANOMATERIALS (BASEL, SWITZERLAND) 2022; 12:3666. [PMID: 36296856 PMCID: PMC9609812 DOI: 10.3390/nano12203666] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 09/15/2022] [Revised: 10/07/2022] [Accepted: 10/12/2022] [Indexed: 06/16/2023]
Abstract
This article discusses the design and preparation of a modified MXene-based nanocomposite for increasing the power conversion efficiency and long-term stability of perovskite solar cells. The MXene family of materials among 2D nanomaterials has shown considerable promise in enhancing solar cell performance because of their remarkable surface-enhanced characteristics. Firstly, there are a variety of approaches to making MXene-reinforced composites, from solution mixing to powder metallurgy. In addition, their outstanding features, including high electrical conductivity, Young's modulus, and distinctive shape, make them very advantageous for composite synthesis. In contrast, its excellent chemical stability, electronic conductivity, tunable band gaps, and ion intercalation make it a promising contender for various applications. Photovoltaic devices, which turn sunlight into electricity, are an exciting new area of research for sustainable power. Based on an analysis of recent articles, the hydro-thermal method has been widely used for synthesizing MXene-based nano-composites because of the easiness of fabrication and low cost. Finally, we identify new perspectives for adjusting the performance of MXene for various nanocomposites by controlling the composition of the two-dimensional transition metal MXene phase.
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Affiliation(s)
- T. F. Alhamada
- Department of Scientific Affairs, Northern Technical University, Mosul 41001, Iraq
- Department of Mechanical and Manufacturing Engineering, Faculty of Engineering, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
| | - M. A. Azmah Hanim
- Department of Mechanical and Manufacturing Engineering, Faculty of Engineering, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
- Advance Engineering Materials and Composites Research Center (AEMC), Faculty of Engineering, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
| | - D. W. Jung
- Department of Mechanical Engineering, Jeju National University, 1 Ara 1-dong, Jeju 690-756, Korea
| | - R. Saidur
- Centre for Nano-Materials and Energy Technology (RCNMET), School of Engineering and Technology, Sunway University, Petaling Jaya 47500, Selangor, Malaysia
| | - A. Nuraini
- Department of Mechanical and Manufacturing Engineering, Faculty of Engineering, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
| | - W. Z. Wan Hasan
- Department of Electrical and Electronic Engineering, Faculty of Engineering, UPM, Serdang 43400, Selangor, Malaysia
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94
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Zhou X, Zhang L, Yu J, Wang D, Liu C, Chen S, Li Y, Li Y, Zhang M, Peng Y, Tian Y, Huang J, Wang X, Guo X, Xu B. Integrated Ideal-Bandgap Perovskite/Bulk-Heterojunction Solar Cells with Efficiencies > 24. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2022; 34:e2205809. [PMID: 35982543 DOI: 10.1002/adma.202205809] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/26/2022] [Revised: 08/09/2022] [Indexed: 06/15/2023]
Abstract
Here, the authors report a highly efficient integrated ideal-bandgap perovskite/bulk-heterojunction solar cell (IPBSC) with an inverted architecture, featuring a near infrared (NIR) polymer DTBTI-based bulk-heterojunction (BHJ) layer atop guanidinium bromide (GABr)-modified FA0.7 MA0.3 Pb0.7 Sn0.3 I3 perovskite film as the photoactive layer. The IPBSC shows cascade-like energy level alignment between the charge-extractionlayer/perovskite/BHJ and efficient passivation effect of BHJ on perovskite. Thanks to the well-matched energy level alignment and high-quality ideal bandgap-based perovskite film, an efficient charge transfer occurs between the charge-extraction-layer/perovskite/BHJ. Moreover, the NIR polymer DTBTI on the perovskite film leads to an improved NIR light response for the IPBSC. In addition, the O, S and N atoms in the DTBTI polymer yield a strong interaction with perovskite, which is conducive to reducing the defects of the perovskite and suppressing charge recombination. As a result, the solar cell achieves a power conversion efficiency (PCE) of 24.27% (certificated value at 23.4% with 0.283-volt voltage loss), currently the recorded efficiency for both IPBSCs and Pb-Sn alloyed PSCs, and which is over the highest efficiency of perovskite-organic tandem solar cell. Moreover, the thermal, humidity and long-term operational stabilities of the IPBSCs are also significantly improved compared with the control PSCs.
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Affiliation(s)
- Xianyong Zhou
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Luozheng Zhang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Jianwei Yu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Dong Wang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Chang Liu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Shi Chen
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Yaru Li
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Yan Li
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Meiqing Zhang
- School of Environmental Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Yuanjun Peng
- Shenzhen Putai Technology Co., Ltd., Longhua District, Shenzhen, 518000, China
| | - Yanqing Tian
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Jinsong Huang
- Department of Applied Physical Sciences, University of North Carolina at Chapel Hill, Chapel Hill, NC, 27599, USA
- Department of Mechanical and Materials Engineering, University of Nebraska-Lincoln, Lincoln, NE 68588, USA
| | - Xingzhu Wang
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
- SUSTech Academy for Advanced Interdisciplinary Studies, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Putai Technology Co., Ltd., Longhua District, Shenzhen, 518000, China
| | - Xugang Guo
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
| | - Baomin Xu
- Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen, 518055, China
- Shenzhen Engineering Research and Development Center for Flexible Solar Cells, Southern University of Science and Technology, Shenzhen, 518055, China
- Key Laboratory of Energy Conversion and Storage Technologies (Southern University of Science and Technology), Ministry of Education, Shenzhen, 518055, China
- Guangdong-Hong Kong-Macao Joint Laboratory for Photonic-Thermal-Electrical Energy Materials and Devices, Southern University of Science and Technology, Shenzhen, 518055, China
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95
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Zhou YH, Wang C, Yuan S, Zou C, Su Z, Wang KL, Xia Y, Wang B, Di D, Wang ZK, Liao LS. Stabilized Low-Dimensional Species for Deep-Blue Perovskite Light-Emitting Diodes with EQE Approaching 3.4. J Am Chem Soc 2022; 144:18470-18478. [PMID: 36164747 DOI: 10.1021/jacs.2c07172] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Despite recent encouraging developments, achieving efficient blue perovskite light-emitting diodes (PeLEDs) have been widely considered a critical challenge. The efficiency breakthrough only occurred in the sky-blue region, and the device performance of pure-blue and deep-blue PeLEDs lags far behind those of their sky-blue counterparts. To avoid the negative effects associated with dimensionality reduction and excess chloride typically needed to achieve deep-blue emission, here we demonstrate guanidine (GA+)-induced deep-blue (∼457 nm) perovskite emitters enabling spectrally stable PeLEDs with a record external quantum efficiency (EQE) over 3.41% through a combination of quasi-2D perovskites and halide engineering. Owing to the presence of GA+, even a small inclusion of chloride ions is sufficient for generating deep-blue electroluminescence (EL), in clear contrast to the previously reported deep-blue PeLEDs with significant chloride inclusion that negatively affects spectral stability. Based on the carrier dynamics analysis and theoretical calculation, GA+ is found to stabilize the low-dimensional species during annealing, retarding the cascade energy transfer and facilitating the deep-blue EL. Our findings open a potential third route to achieve deep-blue PeLEDs beyond the conventional methods of dimensionality reduction and excessive chloride incorporation.
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Affiliation(s)
- Yu-Hang Zhou
- Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Soochow University, Suzhou 215123, China
| | - Chenyue Wang
- Shanghai Synchrotron Radiation Facility, Shanghai Advanced Research Institute, Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201204, China
| | - Shuai Yuan
- Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Soochow University, Suzhou 215123, China
| | - Chen Zou
- State Key Laboratory of Modern Optical Instrumentation, College of Optical Science and Engineering, International Research Center for Advanced Photonics, Zhejiang University, Hangzhou 310058, China
| | - Zhenhuang Su
- Shanghai Synchrotron Radiation Facility, Shanghai Advanced Research Institute, Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201204, China
| | - Kai-Li Wang
- Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Soochow University, Suzhou 215123, China
| | - Yu Xia
- Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Soochow University, Suzhou 215123, China
| | - Bin Wang
- Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Soochow University, Suzhou 215123, China
| | - Dawei Di
- State Key Laboratory of Modern Optical Instrumentation, College of Optical Science and Engineering, International Research Center for Advanced Photonics, Zhejiang University, Hangzhou 310058, China
| | - Zhao-Kui Wang
- Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Soochow University, Suzhou 215123, China
| | - Liang-Sheng Liao
- Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Soochow University, Suzhou 215123, China
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96
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Liu H, Xiang L, Gao P, Wang D, Yang J, Chen X, Li S, Shi Y, Gao F, Zhang Y. Improvement Strategies for Stability and Efficiency of Perovskite Solar Cells. NANOMATERIALS (BASEL, SWITZERLAND) 2022; 12:3295. [PMID: 36234422 PMCID: PMC9565258 DOI: 10.3390/nano12193295] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/27/2022] [Revised: 08/17/2022] [Accepted: 09/20/2022] [Indexed: 05/31/2023]
Abstract
Recently, perovskites have garnered great attention owing to their outstanding characteristics, such as tunable bandgap, rapid absorption reaction, low cost and solution-based processing, leading to the development of high-quality and low-cost photovoltaic devices. However, the key challenges, such as stability, large-area processing, and toxicity, hinder the commercialization of perovskite solar cells (PSCs). In recent years, several studies have been carried out to overcome these issues and realize the commercialization of PSCs. Herein, the stability and photovoltaic efficiency improvement strategies of perovskite solar cells are briefly summarized from several directions, such as precursor doping, selection of hole/electron transport layer, tandem solar cell structure, and graphene-based PSCs. According to reference and analysis, we present our perspective on the future research directions and challenges of PSCs.
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Affiliation(s)
- Hongliang Liu
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
| | - Ling Xiang
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
| | - Peng Gao
- Tianjin Institute of Power Sources, Tianjin 300384, China
| | - Dan Wang
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
| | - Jirui Yang
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
| | - Xinman Chen
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
| | - Shuti Li
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
| | - Yanli Shi
- Library of South China Agricultural University, Guangzhou 510642, China
| | - Fangliang Gao
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
| | - Yong Zhang
- Guangdong Engineering Research Center of Optoelectronic Functional Materials and Devices, South China Normal University, Guangzhou 510631, China
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97
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Vedi S, Dheivasigamani T, Selvam GS, Kawakami T, Rajeswaran N, Rajendran S, Muthukaruppan A, AlFaify S, Shkir M. Growth optimization of single-phase novel colloidal perovskite Cs 3Bi 2I 9 nanocrystals and Cs 3Bi 2I 9@SiO 2 core-shell nanocomposites for bio-medical application. Biomater Sci 2022; 10:5956-5967. [PMID: 36043904 DOI: 10.1039/d2bm00773h] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Lead-free halide perovskites have gained attention in recent years as viable materials with more distinctive characteristics than conventional semiconductor materials. Lead-free Cs3Bi2I9 colloidal perovskite nanocrystal is chosen to eliminate its single-phase synthesis difficulty and implement the material in bioimaging applications. Nanostructured Cs3Bi2I9 perovskite composites were coated with a thin coating of SiO2 by an in situ tetraethyl orthosilicate/(3-aminopropyl)trimethoxysilane injection growth method to enhance their stability in aqueous medium and biocompatibility. Single-phase novel Cs3Bi2I9 colloidal perovskite nanocrystal synthesis was successfully developed and optimized by adopting different synthetic conditions with varied experimental parameters. Characterization studies, including X-ray diffractometry and transmission electron microscopy, confirm the hexagonal structure of Cs3Bi2I9 crystals and their cubic morphology. A broad emission peak in the red region was captured for pure and composite perovskite under different excitation wavelengths and was observed using a UV-visible spectrophotometer. Bioimaging of Cs3Bi2I9@SiO2 composites incorporated with L929 cells was conducted using an inverted fluorescence microscope under blue and green excitation. The results obtained from bioimaging studies indicated that the Cs3Bi2I9@SiO2 nanocomposites entered the cell field and exhibited an emission under excitation. The non-toxic behavior of the synthesized Cs3Bi2I9@SiO2 composites was demonstrated using MTT cytotoxicity assay in L929 fibroblast mouse cells, showing better cell compatibility.
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Affiliation(s)
- Santhana Vedi
- Nano-crystal Design and Application Lab (n-DAL), Department of Physics, PSG Institute of Technology and Applied Research, Coimbatore-641062, Tamil Nadu, India. .,Department of Integrated Applied Life Science, Integrated Graduate School of Medicine, Engineering, and Agricultural Sciences, University of Yamanashi, 4-4-37 Takeda, Kofu, Yamanashi, 400-8510, Japan
| | - Thangaraju Dheivasigamani
- Nano-crystal Design and Application Lab (n-DAL), Department of Physics, PSG Institute of Technology and Applied Research, Coimbatore-641062, Tamil Nadu, India.
| | - Govarthini Seerangan Selvam
- Nano-crystal Design and Application Lab (n-DAL), Department of Physics, PSG Institute of Technology and Applied Research, Coimbatore-641062, Tamil Nadu, India.
| | - Takashi Kawakami
- Faculty of Life and Environmental Sciences, Graduate Faculty of Interdisciplinary Research, University of Yamanashi, 4-4-37 Takeda, Kofu, Yamanashi, 400-8510, Japan.,JST, PRESTO, 4-1-8 Honcho, Kawaguchi, Saitama, 332-0012, Japan
| | - Narmadha Rajeswaran
- Tissue Engineering Laboratory, PSG Institute of Advanced Studies, Coimbatore, Tamil Nadu, India
| | - Selvakumar Rajendran
- Tissue Engineering Laboratory, PSG Institute of Advanced Studies, Coimbatore, Tamil Nadu, India
| | - Alagar Muthukaruppan
- Polymer Engineering Lab (PEL), PSG Institute of Technology and Applied Research, Coimbatore-641062, Tamil Nadu, India
| | - S AlFaify
- Department of Physics, Faculty of Science, King Khalid University, P.O. Box 9004, Abha 61413, Saudi Arabia
| | - Mohd Shkir
- Department of Physics, Faculty of Science, King Khalid University, P.O. Box 9004, Abha 61413, Saudi Arabia.,Department of Chemistry and University Centre for Research & Development, Chandigarh University, Mohali-140413, Punjab, India
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98
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Handa T, Yamada T, Kanemitsu Y. A convenient method for assessing steady-state carrier density and lifetime in solar cell materials using pulse excitation measurements. J Chem Phys 2022; 157:084201. [DOI: 10.1063/5.0101926] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Abstract
We describe the relation of the carrier lifetime of a light-absorber material determined with pulse-excitation time-resolved techniques to the steady-state carrier density and lifetime in a solar cell under continuous-wave excitation. Our approach constitutes a simple experimental examination of the excitation-fluence-dependent carrier lifetime of absorber materials. It provides the steady-state carrier density and lifetime under 1-sun solar illumination for metal halide perovskite solar cells. The determination of the steady-state carrier responses allows the clarification of optical and photovoltaic properties under 1-sun illumination and thus the identification of loss mechanisms in device performance. Model calculations are also provided to show how the carrier lifetime governs the luminescence quantum yields and open-circuit voltages. The calculations quantify a scaling law between a monomolecular recombination lifetime and an open-circuit voltage as a result of a combination of two density-dependent effects.
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Affiliation(s)
- Taketo Handa
- Institute for Chemical Research, Kyoto University, Uji, Kyoto 611-0011, Japan
| | - Takumi Yamada
- Institute for Chemical Research, Kyoto University, Uji, Kyoto 611-0011, Japan
| | - Yoshihiko Kanemitsu
- Institute for Chemical Research, Kyoto University, Uji, Kyoto 611-0011, Japan
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99
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Mabrouk S, Gurung A, Bahrami B, Baniya A, Bobba RS, Wu F, Pathak R, Qiao Q. Electrochemically Prepared Polyaniline as an Alternative to Poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate) for Inverted Perovskite Solar Cells. ACS APPLIED ENERGY MATERIALS 2022; 5:9351-9360. [PMID: 36034762 PMCID: PMC9400027 DOI: 10.1021/acsaem.2c00621] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 02/27/2022] [Accepted: 07/11/2022] [Indexed: 06/15/2023]
Abstract
The goal of this work is to substitute the conventional high-cost poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate) (PEDOT:PSS) in inverted perovskite solar cells (PSCs) with an efficient and conducting polyaniline (PANI) polymer. The reported use of PANI in PSCs involves a chemical synthesis method which is prone to contamination with impurities as it requires several materials for polymerization and adhesion improvement with substrates, contributing to low device efficiencies. This work mitigates this issue using an electrochemical method that is low cost, less time consuming, and capable of producing thin films of PANI with excellent adhesion to substrates. Results demonstrated that the power conversion efficiency of the electrochemically synthesized PANI-based PSC is 16.94% versus 15.11% for the PEDOT:PSS-based device. It was observed that the work function of PANI was lower compared to that of PEDOT:PSS which decreased V OC but enhanced hole extraction at the hole transport layer/perovskite interface, thus increasing J SC. Doping electrolyte solution with lithium bis(trifluoromethanesulfonyl)imide LiTFSI increased the work function of PANI, thus increasing V OC from 0.87 to 0.93 V. This method enables simple and scalable synthesis of PANI as a competitive hole transport material to replace rather expensive PEDOT:PSS, thus enabling an important step toward low-cost inverted perovskite photovoltaic devices.
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Affiliation(s)
- Sally Mabrouk
- Mechanical
and Aerospace Engineering, Syracuse University, Syracuse, New York 13244, United States
| | - Ashim Gurung
- Center
for Advanced Photovoltaics, Department of Electrical Engineering and
Computer Science, South Dakota State University, Brookings, South Dakota 57007, United States
| | - Behzad Bahrami
- Center
for Advanced Photovoltaics, Department of Electrical Engineering and
Computer Science, South Dakota State University, Brookings, South Dakota 57007, United States
| | - Abiral Baniya
- Mechanical
and Aerospace Engineering, Syracuse University, Syracuse, New York 13244, United States
| | - Raja Sekhar Bobba
- Mechanical
and Aerospace Engineering, Syracuse University, Syracuse, New York 13244, United States
| | - Fan Wu
- Key
Lab of Optoelectronic Materials and Devices, School of Science, Huzhou University, Huzhou 313000, China
| | - Rajesh Pathak
- Center
for Advanced Photovoltaics, Department of Electrical Engineering and
Computer Science, South Dakota State University, Brookings, South Dakota 57007, United States
| | - Quinn Qiao
- Mechanical
and Aerospace Engineering, Syracuse University, Syracuse, New York 13244, United States
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100
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Yan X, Jin Q, Jiang Y, Yao T, Li X, Tao A, Gao C, Chen C, Ma X, Ye H. Direct Determination of Band Gap of Defects in a Wide Band Gap Semiconductor. ACS APPLIED MATERIALS & INTERFACES 2022; 14:36875-36881. [PMID: 35926161 DOI: 10.1021/acsami.2c10143] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/28/2023]
Abstract
Crystal defects play an important role in the degradation and failure of semiconductor materials and devices. Direct determination of band gap of defects is a critical step for clarifying how the defects affect the physical properties of semiconductors. Here, high-quality aluminum nitride (AlN) thin films were grown epitaxially on single-crystal Al2O3 substrates via pulsed laser deposition. The atomic structure and band gap of three types of inversion domain boundaries (IDBs) in AlN were determined using aberration-corrected transmission electron microscopy and atomic-resolution valence electron energy-loss spectroscopy. It was found that the band gap of all of the IDBs reduces evidently compared to that of the bulk AlN. The maximum band gap reduction of the IDBs is 1.0 eV. First-principles calculations revealed that the band gap reduction of the IDBs is mainly due to the rise of pz orbital at the valence band maximum, which originates from the elongated Al-N bonds along the [0001] direction at the IDBs. The successful band gap determination of defects paves an avenue for quantitatively evaluating the effect of defects on the performance of semiconductor materials and devices.
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Affiliation(s)
- Xuexi Yan
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- Jihua Lab, Foshan 528251, China
| | - Qianqian Jin
- School of Microelectronics and Materials Engineering, Guangxi University of Science and Technology, Liuzhou 545006, China
| | - Yixiao Jiang
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- Jihua Lab, Foshan 528251, China
| | - Tingting Yao
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- Jihua Lab, Foshan 528251, China
| | - Xiang Li
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- Jihua Lab, Foshan 528251, China
| | - Ang Tao
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- Jihua Lab, Foshan 528251, China
| | - Chunyang Gao
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- Jihua Lab, Foshan 528251, China
| | - Chunlin Chen
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- Jihua Lab, Foshan 528251, China
| | - Xiuliang Ma
- Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, School of Material Science and Engineering, University of Science and Technology of China, Shenyang 110016, China
- State Key Lab of Advanced Processing and Recycling on Non-Ferrous Metals, Lanzhou University of Technology, Lanzhou 730050, China
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