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Wang P, Li J, Zhang Y, Xiao D, Zhou C. Blue emission-dominated NaYbF 4@NaYF 4:2%Ho@NaYF 4 upconversion nanoparticles for detecting ascorbic acid. NANOSCALE 2024. [PMID: 39253955 DOI: 10.1039/d4nr02439g] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 09/11/2024]
Abstract
The blue emission-dominated NaYbF4@NaYF4:2%Ho@NaYF4 (CSS) upconversion nanoparticles (UCNPs) were designed to detect ascorbic acid (AA). The blue emission of CSS was increased, ∼34 and ∼8 times higher than that of NaYF4:2%Ho@NaYbF4@NaYF4 (CSS (I)) and NaYbF4@NaYF4:20%Yb,2%Ho@ NaYF4 (CSS (II)), respectively. The dominant blue emission of CSS might be attributed to three aspects: (1) the protected NaYbF4 core for high near-infrared absorption, (2) the spatial separation of Yb3+ and Ho3+ preventing back energy transfer, and (3) their inert shell inhibiting surface quenching. It is worth noting that the fluorescence resonance energy transfer (FRET) of the CSS (donor) to MnO2 nanosheets (acceptor) was developed to trace AA. The detection limit is 0.75 μM and the detection range is 0.5-100 μM. In summary, our work not only explored the blue emission mechanism of Ho3+, but also constructed a CSS/MnO2-based nanosensing platform for the rapid and sensitive detection of AA. The blue emission of Ho3+ has promising applications in the field of sensing and detection.
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Affiliation(s)
- Pengli Wang
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Jiaxin Li
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Yujiao Zhang
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Dan Xiao
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Cuisong Zhou
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
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Li J, Wang P, Zhang Y, Xiao D, Zhou C. Tm 3+ mediated multicolor luminescence of NaYbF 4:Er,Tm@NaYF 4 for advanced anti-counterfeiting. Dalton Trans 2024; 53:9380-9386. [PMID: 38757515 DOI: 10.1039/d4dt00540f] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/18/2024]
Abstract
Lanthanide doped multicolor luminescent materials have attracted extensive attention due to their advanced anti-counterfeiting properties. However, designing a simple, hard-to-copy and multicolor anti-counterfeiting strategy based on upconversion nanoparticles (UCNPs) remains a huge challenge. Herein, a strategy to modulate luminescence color by altering the mediating action of Tm3+ was proposed. As a proof of concept, the mediating action of Tm3+ was explored in NaYbF4:30%Er,1%Tm@NaYF4 by changing the doping ratio of Yb3+/Er3+/Tm3+, and red, yellow and blue luminescence was successfully obtained. Then, NaYbF4:x%Er,1%Tm@NaYF4 (x = 2, 10, 30, 50, 99), NaYbF4:x%Er@NaYF4 (x = 2, 10, 30, 50, 100) and NaYbF4:1%Tm@NaYF4:x%Er@NaYF4 (x = 2, 10, 30, 50, 100) were synthesized to further identify that the mediating action of Tm3+ was related to the doping ratio and distance between dopant ions. In addition, the luminescence color of NaYbF4:30%Er,1%Tm@NaYF4 changed from red to yellow with the increase of excitation power density. Based on the above, NaYbF4:Er,Tm@NaYF4 UCNPs show excellent performance in anti-counterfeiting of paintings, thus revealing their great potential in advanced anti-counterfeiting applications.
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Affiliation(s)
- Jiaxin Li
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Pengli Wang
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Yujiao Zhang
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Dan Xiao
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
| | - Cuisong Zhou
- College of Chemistry, Sichuan University, Chengdu 610064, P. R. China.
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Zhang P, Teng Z, Zhou M, Yu X, Wen H, Niu J, Liu Z, Zhang Z, Liu Y, Qiu J, Xu X. Upconversion 3D Bioprinting for Noninvasive In Vivo Molding. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2024; 36:e2310617. [PMID: 38207240 DOI: 10.1002/adma.202310617] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/12/2023] [Revised: 12/18/2023] [Indexed: 01/13/2024]
Abstract
Tissue engineered bracket materials provide essential support for the physiological protection and therapeutics of patients. Unfortunately, the implantation process of such devices poses the risk of surgical complications and infection. In this study, an upconversion nanoparticles (UCNPs)-assisted 3D bioprinting approach is developed to realize in vivo molding that is free from invasive surgery. Reasonably designed UCNPs, which convert near-infrared (NIR) photons that penetrate skin tissues into blue-violet emission (300-500 nm), induce a monomer polymerization curing procedure in vivo. Using a fused deposition modeling coordination framework, a precisely predetermined trajectory of the NIR laser enables the manufacture of implantable medical devices with tailored shapes. A proof of the 3D bioprinting of a noninvasive fracture fixation scaffold is achieved successfully, thus demonstrating an entirely new method of in vivo molding for biomedical treatment.
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Affiliation(s)
- Peng Zhang
- Faculty of Materials Science and Engineering, Yunnan Joint International Laboratory of Optoelectronic Materials and Devices, Kunming University of Science and Technology, Kunming, Yunnan, 650093, P. R. China
| | - Zhaowei Teng
- The Central Laboratory and Department of orthopedic, The Second Affiliated Hospital of Kunming Medical University, Kunming, 650106, P. R. China
- Department of orthopedic, The First Peoples Hospital of Yunnan Province, Affiliated Hospital of Kunming University of Science and Technology, Kunming, 650034, P. R. China
| | - Min Zhou
- College of Physical Science and Technology, Yangzhou University, Yangzhou, Jiangsu, 225002, P. R. China
| | - Xue Yu
- School of Mechanical Engineering, Institute for Advanced Study, Chengdu University, Chengdu, Sichuan, 610106, P. R. China
| | - Hongyu Wen
- Faculty of Materials Science and Engineering, Yunnan Joint International Laboratory of Optoelectronic Materials and Devices, Kunming University of Science and Technology, Kunming, Yunnan, 650093, P. R. China
| | - Junzheng Niu
- Faculty of Materials Science and Engineering, Yunnan Joint International Laboratory of Optoelectronic Materials and Devices, Kunming University of Science and Technology, Kunming, Yunnan, 650093, P. R. China
| | - Zhichao Liu
- Faculty of Materials Science and Engineering, Yunnan Joint International Laboratory of Optoelectronic Materials and Devices, Kunming University of Science and Technology, Kunming, Yunnan, 650093, P. R. China
| | - Zhimeng Zhang
- Center for Life Sciences, School of Life Sciences, State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, Yunnan, 650500, P. R. China
| | - Yang Liu
- College of Electrical, Energy and Power Engineering, Yangzhou University, Yangzhou, Jiangsu, 225002, P. R. China
| | - Jianbei Qiu
- Faculty of Materials Science and Engineering, Yunnan Joint International Laboratory of Optoelectronic Materials and Devices, Kunming University of Science and Technology, Kunming, Yunnan, 650093, P. R. China
| | - Xuhui Xu
- Faculty of Materials Science and Engineering, Yunnan Joint International Laboratory of Optoelectronic Materials and Devices, Kunming University of Science and Technology, Kunming, Yunnan, 650093, P. R. China
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Zhang C, Shi Y, Lu K, Wang X, Yuan H, Chen R, Qi J, Lu T. Ultrapure single-band red upconversion luminescence in Er 3+ doped sensitizer-rich ytterbium oxide transparent ceramics for solid-state lighting and temperature sensing. OPTICS EXPRESS 2023; 31:28963-28978. [PMID: 37710705 DOI: 10.1364/oe.498106] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/14/2023] [Accepted: 08/03/2023] [Indexed: 09/16/2023]
Abstract
Achieving single-band upconversion (UC) is a challenging but rewarding approach to attain optimal performance in diverse applications. In this paper, we successfully achieved single-band red UC luminescence in Yb2O3: Er transparent ceramics (TCs) through the utilization of a sensitizer-rich design. The Yb2O3 host, which has a maximum host lattice occupancy by Yb3+ sensitizers, facilitates the utilization of excitation light and enhances energy transfer to activators, resulting in improved UC luminescence. Specifically, by shortening the ionic spacing between sensitizer and activator, the energy back transfer and the cross-relaxation process are promoted, resulting in weakening of green energy level 4S3/2 and 2H11/2 emission and enhancement of red energy level 4F9/2 emission. The prepared Yb2O3: Er TCs exhibited superior optical properties with in-line transmittance over 80% at 600 nm. Notably, in the 980nm-excited UC spectrum, green emission does not appear, thus Yb2O3: Er TCs exhibit ultra-pure single band red emission, with CIE coordinates of (0.72, 0.28) and color purity exceeding 99.9%. To the best of our knowledge, this is the first demonstration of pure red UC luminescence in TCs. Furthermore, the luminescent intensity ratio (LIR) technique was utilized to apply this pure red-emitting TCs for temperature sensing. The absolute sensitivity of Yb2O3: Er TCs was calculated to be 0.319% K-1 at 304 K, which is the highest level of optical thermometry based on 4F9/2 levels splitting of Er3+ known so far. The integration between pure red UC luminescence and temperature sensing performance opens up new possibilities for the development of multi-functional smart windows.
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Li Q, Xie X, Wu H, Chen H, Wang W, Kong X, Chang Y. Superenhancement Photon Upconversion Nanoparticles for Photoactivated Nanocryometer. NANO LETTERS 2023; 23:3444-3450. [PMID: 37014732 DOI: 10.1021/acs.nanolett.3c00495] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/19/2023]
Abstract
Highly doped lanthanide luminescent nanoparticles exhibit unique optical properties, providing exciting opportunities for many ground-breaking applications, such as super-resolution microscopy, deep-tissue bioimaging, confidentiality, and anticounterfeiting. However, the concentration-quenching effect compromises their luminescence efficiency/brightness, hindering their wide range of applications. Herein, we developed a low-temperature suppression cross-relaxation strategy, which drastically enhanced upconversion luminescence (up to 2150-fold of green emission) in Er3+-rich nanosystems. The cryogenic field opens the energy transport channel of Er3+ multiphoton upconversion by further suppressing phonon-assisted cross-relaxation. Our results provide direct evidence for understanding the energy loss mechanism of photon upconversion, deepening a fundamental understanding of the upconversion process in highly doped nanosystems. Furthermore, it also suggests the potential applications of upconversion nanoparticles for extreme ambient-temperature detection and anticounterfeiting.
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Affiliation(s)
- Qiqing Li
- State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, People's Republic of China
| | - Xiaoyu Xie
- State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, People's Republic of China
| | - Han Wu
- State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, People's Republic of China
| | - Haoran Chen
- State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, People's Republic of China
| | - Wang Wang
- State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, People's Republic of China
| | - Xianggui Kong
- State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, People's Republic of China
| | - Yulei Chang
- State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, People's Republic of China
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Bright Tm 3+-based downshifting luminescence nanoprobe operating around 1800 nm for NIR-IIb and c bioimaging. Nat Commun 2023; 14:1079. [PMID: 36841808 PMCID: PMC9968279 DOI: 10.1038/s41467-023-36813-5] [Citation(s) in RCA: 13] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2022] [Accepted: 02/16/2023] [Indexed: 02/27/2023] Open
Abstract
Fluorescence bioimaging based on rare-earth-doped nanocrystals (RENCs) in the shortwave infrared (SWIR, 1000-3000 nm) region has aroused intense interest due to deeper penetration depth and clarity. However, their downshifting emission rarely shows sufficient brightness beyond 1600 nm, especially in NIR-IIc. Here, we present a class of thulium (Tm) self-sensitized RENC fluorescence probes that exhibit bright downshifting luminescence at 1600-2100 nm (NIR-IIb/c) for in vivo bioimaging. An inert shell coating minimizes surface quenching and combines strong cross-relaxation, allowing LiTmF4@LiYF4 NPs to emit these intense downshifting emissions by absorbing NIR photons at 800 nm (large Stokes shift ~1000 nm with a absolute quantum yield of ~14.16%) or 1208 nm (NIR-IIin and NIR-IIout). Furthermore, doping with Er3+ for energy trapping achieves four-wavelength NIR irradiation and bright NIR-IIb/c emission. Our results show that Tm-based NPs, as NIR-IIb/c nanoprobes with high signal-to-background ratio and clarity, open new opportunities for future applications and translation into diverse fields.
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Brightening heavily doped upconversion nanoparticles by tuning characteristics of core-shell structures. J RARE EARTH 2023. [DOI: 10.1016/j.jre.2023.02.022] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/26/2023]
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