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Lu Y, Wang H, Li Q, Zhang X, Jia Y, Zhao Z, Huan Y, Tang BZ. Spontaneous aggregation-enhanced electrochemiluminescence via galvanic strategy. Biosens Bioelectron 2024; 262:116555. [PMID: 39018982 DOI: 10.1016/j.bios.2024.116555] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/12/2023] [Revised: 03/27/2024] [Accepted: 07/03/2024] [Indexed: 07/19/2024]
Abstract
Researchers unremittingly strive to develop innovative luminophores to enhance intrinsic electrochemiluminescence (ECL) performance. However, the potential to harness facile strategies, such as manipulating the physical properties of luminophores while retaining functional chemical properties to fabricate cost-effective ECL complexes, remains underexplored. Herein, we reported a novel and efficient one-step galvanic technique to actualize aggregation-enhanced ECL (AEECL) of ruthenium complexes. It marked the first instance of the galvanic process being employed to synthesize aggregate luminophores through electrostatic attraction. The ECL intensity and efficiency of the prepared ruthenium complexes with AEECL properties surpassed traditional ruthenium complexes by 8.9 and 13.6 times, respectively, outperforming most reported luminophores. Remarkably, the target luminophore exhibited high stability across varied scan rates and temperatures. Furthermore, a binder-free and carbon paper-based AEECL analytical device for lidocaine detection was fabricated, achieving a satisfactory detection limit (0.34 nM) and selectivity. The convenient modulation strategy of aggregate structure, along with the transformative leap from insufficient ECL to AEECL, bring forth a new revenue in aggregate science. This research also promises a universally applicable and versatile protocol for future biological analysis and bioimaging applications.
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Affiliation(s)
- Yongzhuang Lu
- College of Chemistry, Jilin University, Changchun, 130012, Jilin, China; Clinical Translational Research Center of Aggregation-Induced Emission, The Second Affiliated Hospital, School of Science and Engineering, Shenzhen Institute of Aggregate Science and Technology, The Chinese University of Hong Kong, Shenzhen (CUHK-Shenzhen), Guangdong, 518172, China.
| | - Haoran Wang
- Hong Kong Branch of Chinese National Engineering Research Center for Tissue Restoration and Reconstruction and Department of Chemistry, The Hong Kong University of Science and Technology, Kowloon, Hong Kong, China.
| | - Qiyao Li
- Clinical Translational Research Center of Aggregation-Induced Emission, The Second Affiliated Hospital, School of Science and Engineering, Shenzhen Institute of Aggregate Science and Technology, The Chinese University of Hong Kong, Shenzhen (CUHK-Shenzhen), Guangdong, 518172, China.
| | - Xiaoxu Zhang
- College of Chemistry, Jilin University, Changchun, 130012, Jilin, China.
| | - Yuying Jia
- College of Chemistry, Jilin University, Changchun, 130012, Jilin, China.
| | - Zheng Zhao
- Clinical Translational Research Center of Aggregation-Induced Emission, The Second Affiliated Hospital, School of Science and Engineering, Shenzhen Institute of Aggregate Science and Technology, The Chinese University of Hong Kong, Shenzhen (CUHK-Shenzhen), Guangdong, 518172, China.
| | - Yanfu Huan
- College of Chemistry, Jilin University, Changchun, 130012, Jilin, China.
| | - Ben Zhong Tang
- Clinical Translational Research Center of Aggregation-Induced Emission, The Second Affiliated Hospital, School of Science and Engineering, Shenzhen Institute of Aggregate Science and Technology, The Chinese University of Hong Kong, Shenzhen (CUHK-Shenzhen), Guangdong, 518172, China; Hong Kong Branch of Chinese National Engineering Research Center for Tissue Restoration and Reconstruction and Department of Chemistry, The Hong Kong University of Science and Technology, Kowloon, Hong Kong, China.
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2
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Gamboa J, El Attar R, Thuau D, Estrany F, Abbas M, Torras J. Carbon quantum dots composite for enhanced selective detection of dopamine with organic electrochemical transistors. Mikrochim Acta 2024; 191:639. [PMID: 39354107 PMCID: PMC11445364 DOI: 10.1007/s00604-024-06722-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/29/2024] [Accepted: 09/19/2024] [Indexed: 10/03/2024]
Abstract
A compact organic electrochemical transistors (OECT) sensor enriched with carbon quantum dots (CQDs) was developed to enhance the transconductance of an electropolymerized poly(3,4-ethylenedioxythiophene) (PEDOT) film, enabling the precise and selective detection of dopamine (DA). Accurate monitoring of DA levels is critical for diagnosing and managing related conditions. Incorporating CQDs, we have achieved a remarkable up to threefold increase in current at the DA detection peak in differential pulse voltammetry. This enhancement showcases superior selectivity even in the presence of high concentrations of interferents like uric acid and ascorbic acid. This material significantly boosts the sensitivity of OECTs for DA detection, delivering an amperometric response with a detection limit of 55 nM and a broader detection range (1 - 500 µM). Our results underscore the potential of low-dimensional carbonaceous materials in creating cost-effective, high-sensitivity devices for detecting DA and other biomolecules. This breakthrough sets the stage for the development of next-generation biosensors for point-of-care diagnostics.
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Affiliation(s)
- Jillian Gamboa
- Departament d'Enginyeria Química, EEBE, Universitat Politècnica de Catalunya, Av. Eduard Maristany, 10-14, 08019, Barcelona, Spain
- Barcelona Research Centre in Multiscale Science and Engineering, Universitat Politècnica de Catalunya, Av. Eduard Maristany, 10-14, 08019, Barcelona, Spain
| | - Reem El Attar
- Univ. Bordeaux, CNRS, Bordeaux INP, IMS, UMR 5218, Pessac, 33607, France
| | - Damien Thuau
- Univ. Bordeaux, CNRS, Bordeaux INP, IMS, UMR 5218, Pessac, 33607, France.
| | - Francesc Estrany
- Departament d'Enginyeria Química, EEBE, Universitat Politècnica de Catalunya, Av. Eduard Maristany, 10-14, 08019, Barcelona, Spain
- Barcelona Research Centre in Multiscale Science and Engineering, Universitat Politècnica de Catalunya, Av. Eduard Maristany, 10-14, 08019, Barcelona, Spain
| | - Mamatimin Abbas
- Univ. Bordeaux, CNRS, Bordeaux INP, IMS, UMR 5218, Pessac, 33607, France
| | - Juan Torras
- Departament d'Enginyeria Química, EEBE, Universitat Politècnica de Catalunya, Av. Eduard Maristany, 10-14, 08019, Barcelona, Spain.
- Barcelona Research Centre in Multiscale Science and Engineering, Universitat Politècnica de Catalunya, Av. Eduard Maristany, 10-14, 08019, Barcelona, Spain.
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3
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Wang L, Hu J, Wei W, Song Y, Li Y, Gao G, Zhang C, Fu F. Paper-Based Fluorescent Sensor for Rapid Multi-Channel Detection of Tetracycline Based on Graphene Quantum Dots Coated with Molecularly Imprinted Polymer. Polymers (Basel) 2024; 16:2540. [PMID: 39274172 PMCID: PMC11398004 DOI: 10.3390/polym16172540] [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: 08/22/2024] [Revised: 09/05/2024] [Accepted: 09/06/2024] [Indexed: 09/16/2024] Open
Abstract
In this paper, we developed a paper-based fluorescent sensor using functional composite materials composed of graphene quantum dots (GQDs) coated with molecularly imprinted polymers (MIPs) for the selective detection of tetracycline (TC) in water. GQDs, as eco-friendly fluorophores, were chemically grafted onto the surface of paper fibers. MIPs, serving as the recognition element, were then wrapped around the GQDs via precipitation polymerization using 3-aminopropyltriethoxysilane (APTES) as the functional monomer. Optimal parameters such as quantum dot concentration, grafting time, and elution time were examined to assess the sensor's detection performance. The results revealed that the sensor exhibited a linear response to TC concentrations in the range of 1 to 40 µmol/L, with a limit of detection (LOD) of 0.87 µmol/L. When applied to spiked detection in actual water samples, recoveries ranged from 103.3% to 109.4%. Overall, this paper-based fluorescent sensor (MIPs@GQDs@PAD) shows great potential for portable, multi-channel, and rapid detection of TC in water samples in the future.
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Affiliation(s)
- Linzhe Wang
- Beijing Key Laboratory of Sensor, Beijing Information Science & Technology University, Beijing 100101, China
- Institute of Food Science and Technology, Chinese Academy of Agricultural Sciences/Key Laboratory of Agricultural Product Processing, Ministry of Agriculture, Beijing 100193, China
- Key Laboratory of Modern Measurement and Control Technology, Ministry of Education, Beijing Information Science and Technology University, Beijing 100192, China
| | - Jingfang Hu
- Beijing Key Laboratory of Sensor, Beijing Information Science & Technology University, Beijing 100101, China
- Key Laboratory of Modern Measurement and Control Technology, Ministry of Education, Beijing Information Science and Technology University, Beijing 100192, China
- State Key Laboratories of Transducer Technology, Shanghai Institute of Microsystems and Information Technology, Chinese Academy of Sciences, Shanghai 200050, China
| | - Wensong Wei
- Institute of Food Science and Technology, Chinese Academy of Agricultural Sciences/Key Laboratory of Agricultural Product Processing, Ministry of Agriculture, Beijing 100193, China
- Zibo Institute for Digital Agriculture and Rural Research, Zibo 255051, China
| | - Yu Song
- Beijing Key Laboratory of Sensor, Beijing Information Science & Technology University, Beijing 100101, China
- Key Laboratory of Modern Measurement and Control Technology, Ministry of Education, Beijing Information Science and Technology University, Beijing 100192, China
- State Key Laboratories of Transducer Technology, Shanghai Institute of Microsystems and Information Technology, Chinese Academy of Sciences, Shanghai 200050, China
| | - Yansheng Li
- Beijing Key Laboratory of Sensor, Beijing Information Science & Technology University, Beijing 100101, China
- Key Laboratory of Modern Measurement and Control Technology, Ministry of Education, Beijing Information Science and Technology University, Beijing 100192, China
| | - Guowei Gao
- Beijing Key Laboratory of Sensor, Beijing Information Science & Technology University, Beijing 100101, China
- Key Laboratory of Modern Measurement and Control Technology, Ministry of Education, Beijing Information Science and Technology University, Beijing 100192, China
| | - Chunhui Zhang
- Institute of Food Science and Technology, Chinese Academy of Agricultural Sciences/Key Laboratory of Agricultural Product Processing, Ministry of Agriculture, Beijing 100193, China
- Zibo Institute for Digital Agriculture and Rural Research, Zibo 255051, China
| | - Fangting Fu
- Zibo Institute for Digital Agriculture and Rural Research, Zibo 255051, China
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4
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Zhu Y, Ji L, Li C, Zhang C, Zhang J. Fluorescence Enhancement of CdS:Ag Quantum Dots Co-Assembled with Au Nanoparticles in a Hollow Nanosphere Form. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2024; 40:11642-11649. [PMID: 38761148 DOI: 10.1021/acs.langmuir.4c00918] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/20/2024]
Abstract
Colloidal quantum dots (QDs) have exceptional fluorescence properties. Overcoming aggregation-induced quenching and enhancing the fluorescence of colloidal QDs have remained a challenging issue in this field. In this study, composite hollow nanospheres composed of Au nanoparticles (NPs) and CdS:Ag-doped QDs were successfully constructed through controlled microemulsion-based cooperative assembly. This method harnessed the localized surface plasmon resonance (LSPR) effect of Au NPs nearby doped QDs, resulting in enhanced doped QD fluorescence and the observation of the Purcell effect. The composite hollow nanospheres show a fluorescence enhancement compared to that of the pure CdS:Ag QDs. The enhanced fluorescence was demonstrated to come from the synergetic enhancement of the absorption and emission transition of the doped QDs. This approach provides a feasible technological pathway to address the challenge of improving the fluorescence performance of the doped QDs.
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Affiliation(s)
- Yibin Zhu
- Beijing Key Laboratory of Construction-Tailorable Advanced Functional Materials and Green Applications, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, People's Republic of China
| | - Lei Ji
- Beijing Key Laboratory of Construction-Tailorable Advanced Functional Materials and Green Applications, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, People's Republic of China
| | - Chenying Li
- Beijing Key Laboratory of Construction-Tailorable Advanced Functional Materials and Green Applications, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, People's Republic of China
| | - Chunhuan Zhang
- Advanced Research Institute of Multidisciplinary Science, Beijing Institute of Technology, Beijing 100081, People's Republic of China
| | - Jiatao Zhang
- Beijing Key Laboratory of Construction-Tailorable Advanced Functional Materials and Green Applications, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, People's Republic of China
- Key Laboratory of Medical Molecule Science and Pharmaceutical Engineering, Ministry of Industry and Information Technology, MOE Key Laboratory of Cluster Science, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 100081, People's Republic of China
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5
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Sahu KM, Biswal A, Manisha U, Swain SK. Synthesis and drug release kinetics of ciprofloxacin from polyacrylamide/dextran/carbon quantum dots (PAM/Dex/CQD) hydrogels. Int J Biol Macromol 2024; 269:132132. [PMID: 38723831 DOI: 10.1016/j.ijbiomac.2024.132132] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/03/2023] [Revised: 04/06/2024] [Accepted: 05/05/2024] [Indexed: 05/14/2024]
Abstract
Sustainable release of drug by utilizing β-cyclodextrin (β-CD) based inclusion complex (IC) is the prime objective of the present work. Herein, polyacrylamide/dextran containing carbon quantum dots (PAM/Dex/CQD) nanocomposite hydrogels are prepared by in situ polymerization of acrylamide. The incorporation of CQD triggers the change in orientation of the PAM/Dex polymeric chains to result the formation of stacked surface morphology of the hydrogel. The average particle size of CQD is found to be 4.13 nm from HRTEM analysis. As-synthesized nanocomposite hydrogel exhibits an optimum swelling ratio of 863 % in aqueous medium. The cytotoxicity study is conducted on HeLa cells by taking up to 2 μM concentration of the prepared nanocomposite hydrogel demonstrate 78 % cell viability. In present study, ciprofloxacin (Cipro) is taken as model drug that achieves release of 64.15 % in 32 h from β-Cipro@PAM/Dex/CQD hydrogels in acidic medium. From theoretical study, release rate constants, R2, Akaike information criterion (AIC) and model selection criterion (MSC) are computed to determine the best fitted kinetics model. Peppas-Sahlin model is the best fitted kinetics model for β-Cipro@PAM/Dex/CQD and concluded that the release of Cipro follows Fickian drug diffusion mechanism in acidic medium.
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Affiliation(s)
- Krishna Manjari Sahu
- Department of Chemistry, Veer Surendra Sai University of Technology, Burla, Sambalpur 768018, Odisha, India
| | - Anuradha Biswal
- Department of Chemistry, Veer Surendra Sai University of Technology, Burla, Sambalpur 768018, Odisha, India
| | - Upuluri Manisha
- Department of Chemistry, Veer Surendra Sai University of Technology, Burla, Sambalpur 768018, Odisha, India
| | - Sarat K Swain
- Department of Chemistry, Veer Surendra Sai University of Technology, Burla, Sambalpur 768018, Odisha, India.
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6
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He L, Wang Y, Zhang C, Niu Y, Wang Y, Ma H, Li N, Ye J, Ma Y. Self-Assembled Tetraphenylethene-Based Nanoaggregates with Tunable Electrochemiluminescence for the Ultrasensitive Detection of E. coli. Anal Chem 2024; 96:4809-4816. [PMID: 38466895 DOI: 10.1021/acs.analchem.3c04820] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/13/2024]
Abstract
As an effective ECL emitter, tetraphenylethene (TPE)-based molecules have recently been reported with aggregation-induced electrochemiluminescence (AIECL) property, while it is still a big challenge to control its aggregation states and obtain uniform aggregates with intense ECL emission. In this study, we develop three TPE derivatives carrying a pyridinium group, an alkyl chain, and a quaternary ammonium group via the Menschutkin reaction. The resulting molecules exhibit significantly red-shifted FL and enhanced ECL emissions due to the tunable reduction of the energy gap between the highest occupied molecular orbitals (HOMOs) and the lowest unoccupied molecular orbitals (LUMOs). More importantly, the amphiphilicity of the as-developed molecules enables their spontaneous self-assembly into well-controlled spherical nanoaggregates, and the ECL intensity of nanoaggregates with 3 -CH2- (named as C3) is 17.0-fold higher compared to that of the original 4-(4-(1,2,2-triphenylvinyl)phenyl)pyridine (TPP) molecule. These cationic nanoaggregates demonstrate a high affinity toward bacteria, and an ECL sensor for the profiling of Escherichia coli (E. coli) was developed with a broad linear range and good selectivity in the presence of an E. coli-specific aptamer. This study provides an effective way to enhance the ECL emission of TPE molecules through their derivatization and a simple way to prepare well-controlled AIECL nanoaggregates for ECL application.
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Affiliation(s)
- Linli He
- College of Chemistry and Chemical Engineering, Key Laboratory of Fuel Cell Technology of Guangdong Province, South China University of Technology, Guangzhou 510641, P. R. China
| | - Yu Wang
- College of Chemistry and Chemical Engineering, Key Laboratory of Fuel Cell Technology of Guangdong Province, South China University of Technology, Guangzhou 510641, P. R. China
| | - Chunxue Zhang
- Key Laboratory of Biomaterials of Guangdong Higher Education Institutes, Department of Biomedical Engineering, Jinan University, Guangzhou 510632, China
| | - Yibo Niu
- College of Chemistry and Chemical Engineering, Key Laboratory of Fuel Cell Technology of Guangdong Province, South China University of Technology, Guangzhou 510641, P. R. China
| | - Yujie Wang
- College of Chemistry and Chemical Engineering, Key Laboratory of Fuel Cell Technology of Guangdong Province, South China University of Technology, Guangzhou 510641, P. R. China
| | - Huizhen Ma
- College of Chemistry and Chemical Engineering, Key Laboratory of Fuel Cell Technology of Guangdong Province, South China University of Technology, Guangzhou 510641, P. R. China
| | - Nan Li
- Key Laboratory of Biomaterials of Guangdong Higher Education Institutes, Department of Biomedical Engineering, Jinan University, Guangzhou 510632, China
| | - Jianshan Ye
- College of Chemistry and Chemical Engineering, Key Laboratory of Fuel Cell Technology of Guangdong Province, South China University of Technology, Guangzhou 510641, P. R. China
| | - Ying Ma
- College of Chemistry and Chemical Engineering, Key Laboratory of Fuel Cell Technology of Guangdong Province, South China University of Technology, Guangzhou 510641, P. R. China
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7
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Nair VR, Shanthil M, Sandeep K, Savitha KU, Archana A, Deepamol V, Swetha C, Vaishag PV. Quantum Dot-Based Fluorometric Sensor for Hg(II) in Water Customizable for Onsite Visual Detection. ACS OMEGA 2023; 8:29468-29474. [PMID: 37599930 PMCID: PMC10433339 DOI: 10.1021/acsomega.3c03125] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 05/06/2023] [Accepted: 07/19/2023] [Indexed: 08/22/2023]
Abstract
An easy naked-eye detection technique for mercuric ions in water using silanized quantum dots is demonstrated. Cadmium selenide quantum dots were synthesized and rendered water soluble by silica overcoating. The quantum dot emission was instantly turned off by the mercuric ions in the analyte, enabling visual detection. The emission quenching was associated with a concomitant bathochromic shift, both in the absorption and emission profiles. The underlying mechanism is a permanent surface modification of quantum dots by mercuric ions, altering the electronic structure and, in turn, the photophysical properties. The results confirmed the potential of this simple system to be customized for on-site visual detection of mercury contamination in water bodies, biological fluids, and soil with high selectivity and sensitivity.
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Affiliation(s)
- Vinayakan Ramachandran Nair
- Department
of Chemistry (Research Center under MG University, Kerala), NSS Hindu College (Nationally Accredited with “A”
Grade), Changanacherry 686102, Kerala, India
- Chemical
Sciences and Technology Division, National
Institute for Interdisciplinary Science and Technology (NIIST-CSIR), Thiruvananthapuram 695019, Kerala, India
| | - Madhavan Shanthil
- Department
of Chemistry, Government Victoria College, Research Center under University of Calicut, Palakkad 678001, Kerala, India
| | - Kulangara Sandeep
- Department
of Chemistry, Government Victoria College, Research Center under University of Calicut, Palakkad 678001, Kerala, India
| | - Kadencheeri Unnikrishnan Savitha
- Department
of Chemistry (Research Center under MG University, Kerala), NSS Hindu College (Nationally Accredited with “A”
Grade), Changanacherry 686102, Kerala, India
| | - Aravind Archana
- Aravind
Archana—Saveetha School of Engineering SIMATS, Chennai 602105, Tamilnadu, India
| | - Varghese Deepamol
- PG
Department of Chemistry, Alphonsa College, Pala 686 574, Kerala, India
| | - Chengat Swetha
- Department
of Chemistry, St. Thomas College, Ranni 689673, Kerala, India
| | - Pushpalatha Vijayakumar Vaishag
- Department
of Chemistry, Government Victoria College, Research Center under University of Calicut, Palakkad 678001, Kerala, India
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Yang J, Qin D, Wang N, Wu Y, Fang K, Deng B. Aggregation-Induced Electrochemiluminescence Based on a Zinc-Based Metal-Organic Framework and a Double Quencher Au@UiO-66-NH 2 for the Sensitive Detection of Amyloid β 42 via Resonance Energy Transfer. Anal Chem 2023; 95:7045-7052. [PMID: 37079698 DOI: 10.1021/acs.analchem.3c00729] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/22/2023]
Abstract
A novel sandwich electrochemiluminescence (ECL) biosensor based on aggregation-induced electrochemiluminescence resonance energy transfer (AIECL-RET) was designed for the sensitive detection of amyloid β42 (Aβ42). The synthesized silver nanoparticle-functionalized zinc metal-organic framework (Ag@ZnPTC) and gold nanoparticle-functionalized zirconium organic framework (Au@UiO-66-NH2) were used as the ECL donor and acceptor, respectively. AgNPs were generated in situ on the surface of ZnPTC, which further improved the ECL intensity and the loading of antibody 1 (Ab1). Under the optimized experimental conditions, the linear detection range of Aβ42 concentration was 10 fg/mL to 100 ng/mL, and the detection limit was 2.4 fg/mL (S/N = 3). The recoveries of Aβ42 were 99.5-104%. The method has good stability, repeatability, and specificity. Ag@ZnPTC/Au@UiO-66-NH2 provides an assay for the sensitive detection of disease biomarkers.
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Affiliation(s)
- Juan Yang
- State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, China
| | - Dongmiao Qin
- State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, China
| | - Na Wang
- State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, China
| | - Yusheng Wu
- State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, China
| | - Kanjun Fang
- State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, China
| | - Biyang Deng
- State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, China
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9
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Xu Q, Xiao F, Xu H. Fluorescent detection of emerging virus based on nanoparticles: From synthesis to application. Trends Analyt Chem 2023; 161:116999. [PMID: 36852170 PMCID: PMC9946731 DOI: 10.1016/j.trac.2023.116999] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/03/2022] [Revised: 01/26/2023] [Accepted: 02/21/2023] [Indexed: 02/24/2023]
Abstract
The spread of COVID-19 has caused huge economic losses and irreversible social impact. Therefore, to successfully prevent the spread of the virus and solve public health problems, it is urgent to develop detection methods with high sensitivity and accuracy. However, existing detection methods are time-consuming, rely on instruments, and require skilled operators, making rapid detection challenging to implement. Biosensors based on fluorescent nanoparticles have attracted interest in the field of detection because of their advantages, such as high sensitivity, low detection limit, and simple result readout. In this review, we systematically describe the synthesis, intrinsic advantages, and applications of organic dye-doped fluorescent nanoparticles, metal nanoclusters, up-conversion particles, quantum dots, carbon dots, and others for virus detection. Furthermore, future research initiatives are highlighted, including green production of fluorescent nanoparticles with high quantum yield, speedy signal reading by integrating with intelligent information, and error reduction by coupling with numerous fluorescent nanoparticles.
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Affiliation(s)
- Qian Xu
- State Key Laboratory of Food Science and Technology, Nanchang University, Nanchang, 330047, PR China
| | - Fangbin Xiao
- State Key Laboratory of Food Science and Technology, Nanchang University, Nanchang, 330047, PR China
| | - Hengyi Xu
- State Key Laboratory of Food Science and Technology, Nanchang University, Nanchang, 330047, PR China
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10
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Wang B, Wang G, Li J, Liu X, Ni N, Su H, Chen M, Mao L. Hexagon AgNCs/PVP Crystallization Induced Cathode Electrochemiluminescence Enhancement for miRNA221 Biosensing. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2023; 19:e2205607. [PMID: 36585387 DOI: 10.1002/smll.202205607] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/11/2022] [Revised: 11/29/2022] [Indexed: 06/17/2023]
Abstract
Aggredation-induced electrochemiluminescence (AIECL) promises an efficient strategy for synthesize highly luminescent emitter and co-reactant for ECL analysis, however, rational control of electrogenerated emission intensity is still challenging. The low electroconductivity and amorphous molecular configuration are intrinsic bottleneck. This work reveals the impact of polyvinyl pyrrolidone backbone regulated silver nanocrystallines (AgNCs/PVP) on the cathode AIECL properties in near infrared region, by employing the Box-Behnken designed response surface computation model to modulate crystal aggregates. Electron paramagnetic resonance spectroscopy discovered hydrogen radical (HO• ) dominant reductive-oxidative (R-O) ECL mechanism with AgNCs acting as the co-reaction accelerator in graphene oxide/persulfate system (GO/S2 O8 2- ). Both theoretical calculation and experimental measurement testified that the ECL of AgNCs in GO/S2 O8 2- dependent on the concentration of in situ electrochemical oxidized Ag+ . The high efficiency of crystallization-induced enhanced ECL (CIECL) originates from 1) the effective electron transfer of Ag+ accelerated HO• produce to notable promote radioactive transition, and 2) twisted intramolecular charge transfer from the electron-rich donor of PVP to electron-deficient receptor of Ag0 to restrict nonradioactive transition. The AgNCs/PVP with CIECL effect are applied to construct an ultrasensitive platform for miR-221 assay with a lower detection limit of 7.47 × 103 copies mL-1 than typical qPCR method.
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Affiliation(s)
- Bin Wang
- School of Public Health, Chengdu Medical College, Chengdu, 610500, China
- JinJIang Center for Disease Control and Prevention, Chengdu, 610021, China
| | - Guangjie Wang
- Cancer Diagnosis and Treatment Center, The General Hospital of Western Theater Command PLA, Chengdu, 610083, China
| | - Jing Li
- Nephrology Department, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, 610072, China
| | - Xinling Liu
- School of Public Health, Chengdu Medical College, Chengdu, 610500, China
| | - Nan Ni
- School of Public Health, Chengdu Medical College, Chengdu, 610500, China
| | - Huilan Su
- School of Public Health, Chengdu Medical College, Chengdu, 610500, China
| | - Mei Chen
- School of Biology Science and Technology, Chengdu Medical College, Chengdu, Sichuan, 610500, China
| | - Li Mao
- School of Public Health, Chengdu Medical College, Chengdu, 610500, China
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11
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Chu K, Adsetts JR, Whitworth Z, Kumar S, Zysman-Colman E, Ding Z. Elucidation of an Aggregate Excited State in the Electrochemiluminescence and Chemiluminescence of a Thermally Activated Delayed Fluorescence (TADF) Emitter. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2023; 39:2829-2837. [PMID: 36763045 PMCID: PMC9948541 DOI: 10.1021/acs.langmuir.2c03391] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/18/2022] [Revised: 01/27/2023] [Indexed: 06/01/2023]
Abstract
The electrochemistry, electrochemiluminescence (ECL), and chemiluminescence (CL) properties of a thermally activated delayed fluorescence (TADF) emitter 4,4'-(1,2-dihydroacenaphthylene-5,6-diyl)bis(N,N-diphenylaniline) (TPA-ace-TRZ) and three of its analogues were investigated. TPA-ace-TRZ exhibits both (a) delayed onset of ECL and (b) long-persistent luminescence, which we have attributed to the formation of an aggregate excited state in excimer or exciplex form. The evidence of this aggregate excited state was consistent across ECL annihilation and coreactant pathways as well as in CL. The absolute ECL efficiency of TPA-ace-TRZ using benzoyl peroxide (BPO) as a coreactant was found to be 0.028%, which was 9-fold stronger than the [Ru(bpy)3]2+/BPO reference coereactant system. Furthermore, the absolute CL quantum efficiency of TPA-ace-TRZ was determined to be 0.92%. The performance and flexibility of the TADF emitter TPA-ace-TRZ under these various emissive pathways are highly desirable toward applications in sensing, imaging, and light-emitting devices.
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Affiliation(s)
- Kenneth Chu
- Department
of Chemistry, Western University, London, ON N6A 5B7, Canada
| | | | - Zackry Whitworth
- Department
of Chemistry, Western University, London, ON N6A 5B7, Canada
| | - Shiv Kumar
- Organic
Semiconductor Centre, EaStCHEM School of Chemistry, University of St. Andrews, St. Andrews, Fife KY16 9ST, U.K.
| | - Eli Zysman-Colman
- Organic
Semiconductor Centre, EaStCHEM School of Chemistry, University of St. Andrews, St. Andrews, Fife KY16 9ST, U.K.
| | - Zhifeng Ding
- Department
of Chemistry, Western University, London, ON N6A 5B7, Canada
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12
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Chua MH, Chin KLO, Loh XJ, Zhu Q, Xu J. Aggregation-Induced Emission-Active Nanostructures: Beyond Biomedical Applications. ACS NANO 2023; 17:1845-1878. [PMID: 36655929 DOI: 10.1021/acsnano.2c10826] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/17/2023]
Abstract
The discovery of aggregation-induced emission (AIE) phenomenon in 2001 has had a significant impact on materials development across different research disciplines. AIE-active materials have been widely exploited for various applications in optoelectronics, sensing, biomedical, and stimuli-responsive systems, etc. This is made possible by integrating AIE features with other fields of science and engineering, such as nanoscience and nanotechnology. AIE has been extensively employed, particularly for biomedical applications, such as biosensing, bioimaging, and theranostics. However, development of AIE-based nanotechnology for other applications is comparatively less, although there have been increasing research activities in recent years. Given the significance and potential of the marriage between AIE hallmark and nanotechnology in AIE-active materials development, this review article summarizes and showcases the latest research efforts in AIE-based nanomaterials, including nanomaterials synthesis and their nonbiomedical applications, such as sensing, optoelectronics, functional coatings, and stimuli-responsive systems. A perspective on the outlook of AIE-based nanostructured materials and relevant nanotechnology for nonbiomedical applications will be provided, giving an insight into how to design AIE-active nanostructures as well as their applications beyond the biomedical domain.
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Affiliation(s)
- Ming Hui Chua
- Institute of Sustainability for Chemicals, Energy and Environment (ISCE2), Agency for Science, Technology and Research (A*STAR), 1 Pesek Road, Jurong Island, Singapore 627833
| | - Kang Le Osmund Chin
- Institute of Sustainability for Chemicals, Energy and Environment (ISCE2), Agency for Science, Technology and Research (A*STAR), 1 Pesek Road, Jurong Island, Singapore 627833
| | - Xian Jun Loh
- Institute of Sustainability for Chemicals, Energy and Environment (ISCE2), Agency for Science, Technology and Research (A*STAR), 1 Pesek Road, Jurong Island, Singapore 627833
- Institute of Materials Research and Engineering (IMRE), Agency for Science, Technology and Research (A*STAR), 2 Fusionopolis Way, Innovis, #08-03, Singapore 138634
- Department of Material Science and Engineering, National University of Singapore, 9 Engineering Drive 1, #03-09 EA, Singapore 117575
| | - Qiang Zhu
- Institute of Materials Research and Engineering (IMRE), Agency for Science, Technology and Research (A*STAR), 2 Fusionopolis Way, Innovis, #08-03, Singapore 138634
| | - Jianwei Xu
- Institute of Sustainability for Chemicals, Energy and Environment (ISCE2), Agency for Science, Technology and Research (A*STAR), 1 Pesek Road, Jurong Island, Singapore 627833
- Institute of Materials Research and Engineering (IMRE), Agency for Science, Technology and Research (A*STAR), 2 Fusionopolis Way, Innovis, #08-03, Singapore 138634
- Department of Chemistry, National University of Singapore, 3 Science Drive 3, Block S8 Level 3, Singapore 117543
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13
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Zhang X, Jia Y, Feng R, Wu T, Zhang N, Du Y, Ju H. Cucurbituril Enhanced Electrochemiluminescence of Gold Nanoclusters via Host-Guest Recognition for Sensitive D-Dimer Sensing. Anal Chem 2023; 95:1461-1469. [PMID: 36575586 DOI: 10.1021/acs.analchem.2c04463] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
Gold nanoclusters (AuNCs) are promising electrochemiluminescence (ECL) signal probes for their outstanding biocompatibility, unusual molecule-like structures, and versatile optical and electrochemical properties. Nevertheless, their relatively low ECL efficiency and poor stability in aqueous solutions hindered their application in the ECL sensing field. Herein, a facile host-guest recognition strategy was proposed to enhance the ECL efficiency and stability of Au NCs by rigidifying the surface of ligand-stabilized AuNCs via supramolecular self-assembly between cucurbiturils[7] (CB[7]) and l-phenylalanine (l-Phe). Meanwhile, mercaptopropionic acid (MPA) was introduced as a ligand in order to cooperatively enhance the performance of the AuNCs and facilitate the link between AuNCs and bioactive substances. The prepared CB[7]/l-Phe/MPA-AuNCs had a higher ECL emission efficiency, achieving about 2-fold stronger ECL intensity than that of l-Phe/MPA-AuNCs. In addition, after non-covalent modification with CB[7], the finite stability of the papered AuNCs was significantly improved. The prepared CB[7]/l-Phe/MPA-AuNCs showed excellent D-dimer sensing results, exhibiting a linear range from 50.00 fg/mL to 100.0 ng/mL and a detection limit of 29.20 fg/mL (S/N = 3). Our work demonstrated that the host-guest self-assembly strategy provided a universal approach for strengthening the ECL efficiency and stability of nanostructures on an ultra-small scale.
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Affiliation(s)
- Xiaoyue Zhang
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan250022, P. R. China
| | - Yue Jia
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan250022, P. R. China
| | - Rui Feng
- School of Water Conservancy and Environment, University of Jinan, Jinan250022, P.R. China
| | - Tingting Wu
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan250022, P. R. China
| | - Nuo Zhang
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan250022, P. R. China
| | - Yu Du
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan250022, P. R. China
| | - Huangxian Ju
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan250022, P. R. China.,State Key Laboratory of Analytical Chemistry for Life Science, Department of Chemistry, Nanjing University, Nanjing210023, China
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14
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Huang P, Zou X, Xu Z, Lan Y, Chen L, Zhang B, Niu L. Studies on Annihilation and Coreactant Electrochemiluminescence of Thermally Activated Delayed Fluorescent Molecules in Organic Medium. Molecules 2022; 27:7457. [PMID: 36364282 PMCID: PMC9658960 DOI: 10.3390/molecules27217457] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2022] [Revised: 10/26/2022] [Accepted: 10/26/2022] [Indexed: 12/01/2023] Open
Abstract
Very recently, there is a great research interest in electrochemiluminescence (ECL) featuring thermally activated delayed fluorescence (TADF) properties, i.e., TADF-ECL. It is appealing since the earlier reports in this topic well-confirmed that this strategy has a great potential in achieving all-exciton-harvesting ECL efficiency under electrochemical excitation, which is a breakthrough in the topic of organic ECL. However, organic phase electrochemistry and ECL studies surrounding TADF-ECL are still extremely rare. Especially, the ECL spectra of previous reported TADF emitters are still very different from their PL spectra. In this work, we systematically measure and discuss the liquid electrochemistry and ECL behavior of two typical TADF molecules in organic medium. Most importantly, we verify for the first time that the ECL spectra of them (coreactant ECL mode) are identical to their PL spectra counterparts, which confirms the effectiveness of TADF photophysical properties in the coreactant ECL mode in practice.
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Affiliation(s)
| | | | | | | | - Lijuan Chen
- Center for Advanced Analytical Science, Guangzhou Key Laboratory of Sensing Materials & Devices, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, China
| | - Baohua Zhang
- Center for Advanced Analytical Science, Guangzhou Key Laboratory of Sensing Materials & Devices, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, China
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15
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Ghasedi A, Koushki E, Baedi J. Cation-π aggregation-induced white emission of moisture-resistant carbon quantum dots: a comprehensive spectroscopic study. Phys Chem Chem Phys 2022; 24:23802-23816. [PMID: 36164843 DOI: 10.1039/d2cp03388g] [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
Controlling mechanisms involved in the aggregation of carbon quantum dots (CQDs) can lead to new application developments for these quantum dot materials. In this study, an unusual aggregation-induced white emission of CQDs with strong intrinsic green emission is reported. Due to the deprotonation/protonation of the surface functional groups during the aggregation of CQDs induced by pH variations of the solution through the addition of sodium hydroxide, and hydrophobic interactions between CQDs, it results in the formation of aggregated CQDs through an avalanche-like process. Our results suggest that sodium hydroxide not only plays a critical role in the formation of strong cation-π interactions, but also polishes the surface of CQDs, leading to the formation of the aggregated CQDs. The aggregated CQDs present excellent dispersibility characteristics in water. Moreover, optical studies suggest a combined aggregation mechanism in the presence of both J-type and H-type aggregation monoliths involved in forming the aggregated CQDs. The findings obtained from the deconvolution of the as-synthesized CQDs can perceptively elucidate the cation-π aggregation process.
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Affiliation(s)
- Arman Ghasedi
- Department of Physics, Faculty of Sciences, Hakim Sabzevari University, Sabzevar, 96179-76487, Iran.
| | - Ehsan Koushki
- Department of Physics, Faculty of Sciences, Hakim Sabzevari University, Sabzevar, 96179-76487, Iran.
| | - Javad Baedi
- Department of Physics, Faculty of Sciences, Hakim Sabzevari University, Sabzevar, 96179-76487, Iran.
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16
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Li C, Li Y, Zhang Y, Zhao G, Wang Y, Wang H, Wang H, Xu R, Wei Q. Signal-enhanced electrochemiluminescence strategy using iron-based metal-organic frameworks modified with carboxylated Ru(II) complexes for neuron-specific enolase detection. Biosens Bioelectron 2022; 215:114605. [PMID: 35940004 DOI: 10.1016/j.bios.2022.114605] [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: 04/13/2022] [Revised: 06/29/2022] [Accepted: 07/26/2022] [Indexed: 11/02/2022]
Abstract
The preparation of highly efficient electrochemiluminescence (ECL) illuminants is an effective method to improve the sensitivity and repeatability of ECL immunoassay. In this study, we prepared an ECL immunoassay for efficient and sensitive detection of neuron-specific enolase (NSE) by linking carboxylated Ru(bpy)32+ to an iron-based metal-organic framework (NH2-MIL-88 (Fe)) via an amide bond as an ECL signal probe. NH2-MIL-88 (Fe) possesses a large number of amino groups that can catalyze the co-reactant S2O82-, which generates abundant reaction intermediates SO4•- around Ru(dcbpy)32+, reduces the loss of material transport and energy transfer between SO4•- and Ru(dcbpy)32+, and significantly enhances the ECL signal. We used polyaniline-intercalating vanadium oxide (PVO) nanosheets as the substrates to capture NSE owing to the large specific surface area and extraordinary conductivity of the nanosheets. Similarly, PVO nanosheets also possess abundant amino groups, which can act as co-reaction promoters to catalyze the reaction of S2O82- to SO4•-, enhancing the ECL signal of the immunoassay. Therefore, we constructed a dual-enhanced ECL immunoassay with Ru(dcbpy)32+/NH2-MIL-88 (Fe) and PVO as the signal probe and substrate, respectively, which exhibited excellent sensitivity and selectivity for detecting NSE. This study offers an effective strategy for ultrasensitive detection of trace proteins using ECL immunoassays.
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Affiliation(s)
- Chenchen Li
- Provincial Key Laboratory of Rural Energy Engineering in Yunnan, Yunnan Normal University, Kunming, 650500, People's Republic of China; Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan, 250022, People's Republic of China
| | - Yunxiao Li
- Provincial Key Laboratory of Rural Energy Engineering in Yunnan, Yunnan Normal University, Kunming, 650500, People's Republic of China
| | - Yong Zhang
- Provincial Key Laboratory of Rural Energy Engineering in Yunnan, Yunnan Normal University, Kunming, 650500, People's Republic of China.
| | - Guanhui Zhao
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan, 250022, People's Republic of China.
| | - Yaoguang Wang
- Shandong Provincial Key Laboratory of Molecular Engineering, School of Chemistry and Chemical Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan, 250353, People's Republic of China
| | - Huabin Wang
- Provincial Key Laboratory of Rural Energy Engineering in Yunnan, Yunnan Normal University, Kunming, 650500, People's Republic of China
| | - Huan Wang
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan, 250022, People's Republic of China
| | - Rui Xu
- Provincial Key Laboratory of Rural Energy Engineering in Yunnan, Yunnan Normal University, Kunming, 650500, People's Republic of China.
| | - Qin Wei
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan, 250022, People's Republic of China
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17
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Deb M, Hassan N, Chowdhury D, Sanfui MH, Roy S, Bhattacharjee C, Majumdar S, Chattopadhyay PK, Singha NR. Nontraditional Redox Active Aliphatic Luminescent Polymer for Ratiometric pH Sensing and Sensing-Removal-Reduction of Cu(II): Strategic Optimization of Composition. Macromol Rapid Commun 2022; 43:e2200317. [PMID: 35798327 DOI: 10.1002/marc.202200317] [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: 04/01/2022] [Revised: 06/11/2022] [Indexed: 11/11/2022]
Abstract
Here, redox active aliphatic luminescent polymers (ALPs) are synthesized via polymerization of N,N-dimethyl-2-propenamide (DMPA) and 2-methyl-2-propenoic acid (MPA). The structures and properties of the optimum ALP3, ALP3-aggregate and Cu(I)-ALP3, ratiometric pH sensing, redox activity, aggregation enhanced emission (AEE), Stokes shift, and oxygen-donor selective coordination-reduction of Cu(II) to Cu(I) are explored via spectroscopic, microscopic, density functional theory-reduced density gradient (DFT-RDG), fluorescence quenching, adsorption isotherm-thermodynamics, and electrochemical methods. The intense blue and green fluorescence of ALP3 emerges at pH = 7.0 and 9.0, respectively, due to alteration of fluorophores from -C(═O)N(CH3 )2 / -C(═O)OH to -C(O- )═N+ (CH3 )2 / -C(═O)O- , inferred from binding energies at 401.32 eV (-C(O- )═N+ (CH3 )2 ) and 533.08 eV (-C(═O)O- ), significant red shifting in absorption and emission spectra, and peak at 2154 cm-1 . The n-π* communications in ALP3-aggregate, hydrogen bondings within 2.34-2.93 Å (intramolecular) in ALP3 and within 1.66-2.89 Å (intermolecular) in ALP3-aggregate, respectively, contribute significantly in fluorescence, confirmed from NMR titration, ratiometric pH sensing, AEE, excitation dependent emission, and Stokes shift and DFT-RDG analyses. For ALP3, Stokes shift, excellent limit of detection, adsorption capacity, and redox potentials are 13561 cm-1 /1.68 eV, 0.137 ppb, 122.93 mg g-1 , and 0.33/-1.04 V at pH 7.0, respectively.
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Affiliation(s)
- Mousumi Deb
- Advanced Polymer Laboratory, Department of Polymer Science and Technology, Government College of Engineering and Leather Technology (Post Graduate), Maulana Abul Kalam Azad University of Technology, Salt Lake City, Kolkata, West Bengal, 700106, India
| | - Nadira Hassan
- Advanced Polymer Laboratory, Department of Polymer Science and Technology, Government College of Engineering and Leather Technology (Post Graduate), Maulana Abul Kalam Azad University of Technology, Salt Lake City, Kolkata, West Bengal, 700106, India
| | - Deepak Chowdhury
- Advanced Polymer Laboratory, Department of Polymer Science and Technology, Government College of Engineering and Leather Technology (Post Graduate), Maulana Abul Kalam Azad University of Technology, Salt Lake City, Kolkata, West Bengal, 700106, India
| | - Md Hussain Sanfui
- Advanced Polymer Laboratory, Department of Polymer Science and Technology, Government College of Engineering and Leather Technology (Post Graduate), Maulana Abul Kalam Azad University of Technology, Salt Lake City, Kolkata, West Bengal, 700106, India
| | - Shrestha Roy
- Advanced Polymer Laboratory, Department of Polymer Science and Technology, Government College of Engineering and Leather Technology (Post Graduate), Maulana Abul Kalam Azad University of Technology, Salt Lake City, Kolkata, West Bengal, 700106, India
| | | | - Swapan Majumdar
- Department of Chemistry, Tripura University, Suryamaninagar, 799022, India
| | - Pijush Kanti Chattopadhyay
- Department of Leather Technology, Government College of Engineering and Leather Technology (Post Graduate), Maulana Abul Kalam Azad University of Technology, Salt Lake City, Kolkata, West Bengal, 700106, India
| | - Nayan Ranjan Singha
- Advanced Polymer Laboratory, Department of Polymer Science and Technology, Government College of Engineering and Leather Technology (Post Graduate), Maulana Abul Kalam Azad University of Technology, Salt Lake City, Kolkata, West Bengal, 700106, India
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18
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Guo YZ, Liu JL, Chen YF, Chai YQ, Li ZH, Yuan R. Boron and Nitrogen-Codoped Carbon Dots as Highly Efficient Electrochemiluminescence Emitters for Ultrasensitive Detection of Hepatitis B Virus DNA. Anal Chem 2022; 94:7601-7608. [PMID: 35575687 DOI: 10.1021/acs.analchem.2c00763] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
In this work, boron and nitrogen-codoped carbon dots (BN-CDs) as highly efficient electrochemiluminescence (ECL) emitters with advantages of low excitation potential and high ECL efficiency were prepared to establish a novel ternary ECL system for ultrasensitive detection of HBV-DNA. Especially, both platinum nanoflowers (Pt NFs) and boron radicals (B•) from the BN-CDs could accelerate the reduction of coreactant S2O82- to abundant SO4•- simultaneously, making the BN-CDs have outstanding ECL performance. Impressively, the ECL efficiency of BN-CDs is much higher than that of nondoped CDs and single-doped CDs. In addition, by combining the novel ECL ternary system with the exonuclease III (Exo III)-induced target DNA amplification strategy, an ECL biosensor was constructed to realize the ultrasensitive detection of HBV-DNA from 100 aM to 1 nM, while the limit of detection was 18.08 aM. Therefore, a promising highly efficient ECL emitter was offered to develop a novel ECL detection method for clinical disease analysis.
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Affiliation(s)
- Yu-Zhuo Guo
- Key Laboratory of Luminescence Analysis and Molecular Sensing, Ministry of Education, College of Chemistry and Chemical Engineering, Southwest University, Chongqing 400715, P. R. China
| | - Jia-Li Liu
- Key Laboratory of Luminescence Analysis and Molecular Sensing, Ministry of Education, College of Chemistry and Chemical Engineering, Southwest University, Chongqing 400715, P. R. China
| | - Yi-Fei Chen
- Key Laboratory of Luminescence Analysis and Molecular Sensing, Ministry of Education, College of Chemistry and Chemical Engineering, Southwest University, Chongqing 400715, P. R. China
| | - Ya-Qin Chai
- Key Laboratory of Luminescence Analysis and Molecular Sensing, Ministry of Education, College of Chemistry and Chemical Engineering, Southwest University, Chongqing 400715, P. R. China
| | - Zhao-Hui Li
- Henan Joint International Research Laboratory of Green Construction of Functional Molecules and Their Bioanalytical Applications, College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
| | - Ruo Yuan
- Key Laboratory of Luminescence Analysis and Molecular Sensing, Ministry of Education, College of Chemistry and Chemical Engineering, Southwest University, Chongqing 400715, P. R. China
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19
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He Q, Ren J, Liu Y. Dispersion-assisted tunable fluorescence from carbon dots. NANOTECHNOLOGY 2022; 33:175705. [PMID: 35030546 DOI: 10.1088/1361-6528/ac4b7a] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/09/2021] [Accepted: 01/14/2022] [Indexed: 06/14/2023]
Abstract
In this study, carbon dots (CDs) synthesized by hydrothermal method with amino-rich surface exhibit tunable fluorescence across entire visible range by simply controlling the concentration. A comprehensive comparison has been performed for the first time between concentration-induced aggregation of the single-type CDs and electrostatic-induced agglomeration of opposite-charged CDs in terms of their fluorescence properties. Experimental results show that both the aggregation of CDs and internal absorption filtration are possible causes of the concentration-dependent fluorescence emission. Subsequently, the inter distance of adjacent CDs in their aggregates was enlarged by forming rigid double-stranded DNA (dsDNA) between adjacent CDs through base pairing. It is clear that the contact of CDs induces the changes of fluorescence emission and light absorption. Through a better understanding of the mechanisms behind concentration-induced multicolor emission, this work can provide a novel strategy to develop the advanced applications of CDs.
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Affiliation(s)
- Qian He
- Key Laboratory of Carbon Materials, Institute of Coal Chemistry, Chinese Academy of Sciences, 27 Taoyuan South Road, Taiyuan 030001, People's Republic of China
- University of Chinese Academy of Sciences, 19 Yuquan Road, Beijing 100049, People's Republic of China
| | - Junkai Ren
- Department of Chemistry and Pharmacy, Laboratory of Materials Science and Nanotechnology, CR-INSTM, University of Sassari, Via Vienna 2, I-07100, Sassari, Italy
| | - Yaodong Liu
- Key Laboratory of Carbon Materials, Institute of Coal Chemistry, Chinese Academy of Sciences, 27 Taoyuan South Road, Taiyuan 030001, People's Republic of China
- Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
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20
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Yang L, Adsetts JR, Zhang R, Balónová B, Piqueras MT, Chu K, Zhang C, Zysman-Colman E, Blight BA, Ding Z. Determining absolute electrochemiluminescence efficiencies of two iridium complexes. J Electroanal Chem (Lausanne) 2022. [DOI: 10.1016/j.jelechem.2021.115891] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
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21
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Wang X, Shi W, Wang Y, Cheng D, Liu J, Xu S, Liu W, Dong B, Sun J. Intrinsic Blue Fluorescence of 2.0G PAMAM-DCM Polymer Dots and Its Applications for Fe3+ Sensing. SENSORS 2022; 22:s22031075. [PMID: 35161821 PMCID: PMC8838466 DOI: 10.3390/s22031075] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 12/24/2021] [Revised: 01/24/2022] [Accepted: 01/27/2022] [Indexed: 11/16/2022]
Abstract
A typical and environment-friendly fluorescent polyamine-amine (PAMAM) features good compatibility and unique surface modification, while it is restricted by a low fluorescence property performance and an unclear fluorescence mechanism. In this work, we prepared blue fluorescent PAMAM polymer dots (PDs) via a simple hydrothermal method based on dichloromethane (DCM) and 2.0G PAMAM. The quantum yield achieved was 32.1%, which was 25 times stronger than that of 2.0G PAMAM due to the lone-pair electron leap of the amine groups, the aggregation of carbonyl groups, as well as the crosslinking induced by DCM inside the PAMAM. In addition, the fluorescent 2.0G PAMAM-DCM PDs show a great Fe3+ sensing property with the detection limit of 56.6 nM, which is much lower than the safety limits (5.36 μM) in drinking water, indicating its great potential for Fe3+ detection in aqueous media.
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Affiliation(s)
- Xin Wang
- College of Chemistry & Chemical Engineering, Northeast Petroleum University, Daqing 163318, China; (X.W.); (J.L.)
| | - Weiguang Shi
- College of Chemistry & Chemical Engineering, Northeast Petroleum University, Daqing 163318, China; (X.W.); (J.L.)
- Key Laboratory of Continental Shale Hydrocarbon Accumulation and Efficient Development, Ministry of Education, Northeast Petroleum University, Daqing 163318, China
- Correspondence: (W.S.); (J.S.)
| | - Yuda Wang
- Department of Cell Biology, College of Basic Medical Sciences, Jilin University, Changchun 130021, China;
| | - Dan Cheng
- Daqing Ecological Environment Monitoring Center, Daqing 163318, China;
| | - Jiahui Liu
- College of Chemistry & Chemical Engineering, Northeast Petroleum University, Daqing 163318, China; (X.W.); (J.L.)
| | - Shihan Xu
- Department of Bioengineering, University of Washington, Seattle, WA 98195, USA;
| | - Wei Liu
- State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, Changchun 130012, China; (W.L.); (B.D.)
| | - Biao Dong
- State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, Changchun 130012, China; (W.L.); (B.D.)
| | - Jiao Sun
- Department of Cell Biology, College of Basic Medical Sciences, Jilin University, Changchun 130021, China;
- Correspondence: (W.S.); (J.S.)
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22
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Yang X, Wei Y, Wang Z, Wang J, Qi H, Gao Q, Zhang C. Highly Efficient Electrogenerated Chemiluminescence Quenching on Lipid-Coated Multifunctional Magnetic Nanoparticles for the Determination of Proteases. Anal Chem 2022; 94:2305-2312. [DOI: 10.1021/acs.analchem.1c05033] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Xiaolin Yang
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an 710062, P.R. China
| | - Yuxi Wei
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an 710062, P.R. China
| | - Zimei Wang
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an 710062, P.R. China
| | - Junxia Wang
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an 710062, P.R. China
| | - Honglan Qi
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an 710062, P.R. China
| | - Qiang Gao
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an 710062, P.R. China
| | - Chengxiao Zhang
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi’an 710062, P.R. China
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23
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Zhang X, Liao X, Hou Y, Jia B, Fu L, Jia M, Zhou L, Lu J, Kong W. Recent advances in synthesis and modification of carbon dots for optical sensing of pesticides. JOURNAL OF HAZARDOUS MATERIALS 2022; 422:126881. [PMID: 34449329 DOI: 10.1016/j.jhazmat.2021.126881] [Citation(s) in RCA: 37] [Impact Index Per Article: 18.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/22/2021] [Revised: 07/26/2021] [Accepted: 08/09/2021] [Indexed: 06/13/2023]
Abstract
Serious threat from pesticide residues to the ecosystem and human health has become a global concern. Developing reliable methods for monitoring pesticides is a world-wide research hotspot. Carbon dots (CDs) with excellent photostability, low toxicity, and good biocompatibility have been regarded as the potential substitutes in fabricating various optical sensors for pesticide detection. Based on the relevant high-quality publications, this paper first summarizes the current state-of-the-art of the synthetic and modification approaches of CDs. Then, a comprehensive overview is given on the recent advances of CDs-based optical sensors for pesticides over the past five years, with a particular focus on photoluminescent, electrochemiluminescent and colorimetric sensors regarding the sensing mechanisms and design principles by integrating with various recognition elements including antibodies, aptamers, enzymes, molecularly imprinted polymers, and some nanoparticles. Novel functions and extended applications of CDs as signal indicators, catalyst, co-reactants, and electrode surface modifiers, in constructing optical sensors are specially highlighted. Beyond an assessment of the performances of the real-world application of these proposed optical sensors, the existing inadequacies and current challenges, as well as future perspectives for pesticide monitoring are discussed in detail. It is hoped to provide powerful insights for the development of novel CDs-based sensing strategies with their wide application in different fields for pesticide supervision.
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Affiliation(s)
- Xin Zhang
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China; Pharmacy College, Jinzhou Medical University, Jinzhou 121001, China
| | - Xiaofang Liao
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China
| | - Yujiao Hou
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China; Xinjiang Agricultural Vocational Technical College, Changji 831100, China
| | - Boyu Jia
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China
| | - Lizhu Fu
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China; Pharmacy College, Chengdu University of Traditional Chinese Medicine, Chengdu 611137, China
| | - Mingxuan Jia
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China; Pharmacy College, Jinzhou Medical University, Jinzhou 121001, China
| | - Lidong Zhou
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China
| | - Jinghua Lu
- Pharmacy College, Jinzhou Medical University, Jinzhou 121001, China
| | - Weijun Kong
- Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100193, China.
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24
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Adsetts JR, Whitworth Z, Chu K, Yang L, Zhang C, Ding Z. Closely Following Equivalent Circuit Changes during Operation of Graphene Dot Light‐Emitting Electrochemical Cells**. ChemElectroChem 2022. [DOI: 10.1002/celc.202101512] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
| | | | | | | | | | - Zhifeng Ding
- University of Western Ontario Chemistry 1151 Richmond St N6A5B7 London CANADA
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25
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Yan F, Yi C, Sun J, Zang Y, Wang Y, Xu M, Xu J. Self-quenching-resistant solid-state carbon dots for mechanism and applications. Mikrochim Acta 2021; 188:412. [PMID: 34741664 DOI: 10.1007/s00604-021-05068-6] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/28/2021] [Accepted: 10/18/2021] [Indexed: 10/19/2022]
Abstract
Solid-state carbon dots (SCDs) have been widely investigated by scholars owing to their stability, environmental friendliness, and their good optical properties. The current studies on carbon dots (CDs) are mainly focused on the solutions of CDs, while the researches on SCDs are relatively few in comparison. Nowadays, the fabrication and design of high-performance SCDs have attracted much interest. However, due to resonance energy transfer and π-π interactions, CDs undergo aggregation-induced quenching (ACQ) phenomena. This poses an obstacle to the acquisition of SCDs and affects their luminescence performance. Publications of the past 5 years are reviewed on how to suppress the ACQ phenomenon and improve the fluorescence and phosphorescence emission of CDs (Ref. 87) and about the mechanism of achieving the luminescence of SCDs. Then, the applications of SCDs in the fields of luminescent devices, anti-counterfeiting, and detection are outlined. The concluding section analyzes the current challenges faced by SCDs and provides an outlook. Mechanism of photoluminescence from solid state carbon dots.
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Affiliation(s)
- Fanyong Yan
- State Key Laboratory of Separation Membranes and Membrane Processes/National Center for International Joint Research On Separation Membranes, School of Chemical Engineering and Technology, Tiangong University, Tianjin, 300387, People's Republic of China.
| | - Chunhui Yi
- State Key Laboratory of Separation Membranes and Membrane Processes/National Center for International Joint Research On Separation Membranes, School of Chemical Engineering and Technology, Tiangong University, Tianjin, 300387, People's Republic of China.,School of Environmental Science and Engineering, Tiangong University, Tianjin, 300387, People's Republic of China
| | - Jingru Sun
- State Key Laboratory of Separation Membranes and Membrane Processes/National Center for International Joint Research On Separation Membranes, School of Chemical Engineering and Technology, Tiangong University, Tianjin, 300387, People's Republic of China
| | - Yueyan Zang
- State Key Laboratory of Separation Membranes and Membrane Processes/National Center for International Joint Research On Separation Membranes, School of Chemical Engineering and Technology, Tiangong University, Tianjin, 300387, People's Republic of China
| | - Yao Wang
- State Key Laboratory of Separation Membranes and Membrane Processes/National Center for International Joint Research On Separation Membranes, School of Chemical Engineering and Technology, Tiangong University, Tianjin, 300387, People's Republic of China
| | - Ming Xu
- State Key Laboratory of Separation Membranes and Membrane Processes/National Center for International Joint Research On Separation Membranes, School of Chemical Engineering and Technology, Tiangong University, Tianjin, 300387, People's Republic of China
| | - Jinxia Xu
- State Key Laboratory of Separation Membranes and Membrane Processes/National Center for International Joint Research On Separation Membranes, School of Chemical Engineering and Technology, Tiangong University, Tianjin, 300387, People's Republic of China
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26
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Zhang B, Kong Y, Liu H, Chen B, Zhao B, Luo Y, Chen L, Zhang Y, Han D, Zhao Z, Tang BZ, Niu L. Aggregation-induced delayed fluorescence luminogens: the innovation of purely organic emitters for aqueous electrochemiluminescence. Chem Sci 2021; 12:13283-13291. [PMID: 34777746 PMCID: PMC8528032 DOI: 10.1039/d1sc02918e] [Citation(s) in RCA: 35] [Impact Index Per Article: 11.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/30/2021] [Accepted: 09/05/2021] [Indexed: 01/02/2023] Open
Abstract
Due to overcoming the limitation of aggregation caused quenching (ACQ) of solid-state emitters, aggregation-induced emission (AIE) organic luminogens have become a promising candidate in aqueous electrochemiluminescence (ECL). However, restricted by the physical nature of fluorescence, current organic AIE luminogen-based ECL (AIECL) faces the bottleneck of low ECL efficiency. Here, we propose to construct de novo aqueous ECL based on aggregation-induced delayed fluorescence (AIDF) luminogens, called AIDF-ECL. Compared with the previous organic AIE luminogens, purely organic AIDF luminogens integrate the superiorities of both AIE and the utilization of dark triplets via thermal-activated spin up-conversion properties, thereby possessing the capability of close-to-unity exciton utilization for ECL. The results show that the ECL characteristics using AIDF luminogens are directly related to their AIDF properties. Compared with an AIECL control sample based on a tetraphenylethylene AIE moiety, the ECL efficiency of our AIDF-ECL model system is improved by 5.4 times, confirming the excellent effectiveness of this innovative strategy.
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Affiliation(s)
- Baohua Zhang
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
| | - Yi Kong
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
| | - Huijun Liu
- State Key Laboratory of Luminescent Materials and Devices, Guangdong Provincial Key Laboratory of Luminescence from Molecular Aggregates, South China University of Technology Guangzhou 510640 China
| | - Bin Chen
- State Key Laboratory of Luminescent Materials and Devices, Guangdong Provincial Key Laboratory of Luminescence from Molecular Aggregates, South China University of Technology Guangzhou 510640 China
| | - Bolin Zhao
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
| | - Yelin Luo
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
| | - Lijuan Chen
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
| | - Yuwei Zhang
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
| | - Dongxue Han
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
| | - Zujin Zhao
- State Key Laboratory of Luminescent Materials and Devices, Guangdong Provincial Key Laboratory of Luminescence from Molecular Aggregates, South China University of Technology Guangzhou 510640 China
| | - Ben Zhong Tang
- State Key Laboratory of Luminescent Materials and Devices, Guangdong Provincial Key Laboratory of Luminescence from Molecular Aggregates, South China University of Technology Guangzhou 510640 China .,Shenzhen Institute of Aggregate Science and Technology, School of Science and Engineering, The Chinese University of Hong Kong Shenzhen Guangdong 518172 China
| | - Li Niu
- Centre for Advanced Analytical Science, c/o School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou Key Laboratory of Sensing Materials & Devices Guangzhou 510006 P. R. China
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27
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Yang L, De-Jager CR, Adsetts JR, Chu K, Liu K, Zhang C, Ding Z. Analyzing Near-Infrared Electrochemiluminescence of Graphene Quantum Dots in Aqueous Media. Anal Chem 2021; 93:12409-12416. [PMID: 34464100 DOI: 10.1021/acs.analchem.1c02441] [Citation(s) in RCA: 21] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
Mechanisms of emissions, especially electrochemiluminescence (ECL), for graphene quantum dots (GQDs) are poorly understood, which makes near-infrared (NIR)-emitting GQDs difficult to create. To explore this poorly understood NIR ECL, two GQDs, nitrogen-doped GQDs (GQD-1) and nitrogen- and sulfur-doped ones (GQD-2), were prepared by a simple one-step solvothermal reaction with similar core structures but different surface states. The GQDs were analyzed by Fourier transform infrared spectroscopy, X-ray photoelectron spectroscopy, and high-resolution transmission electron microscopy. Photoluminescence results, with a comparable quantum efficiency of 13% to strong luminophores in aqueous media, suggested a mechanism that the emission mainly depends on the core structure while slightly adjusted by the heteroatom doping. ECL of GQD-2 dispersed in aqueous media with K2S2O8 as the coreactant was measured by means of ECL-voltage curves and ECL spectroscopy, demonstrating strong NIR emissions between 680 and 870 nm, with a high ECL efficiency of 13% relative to that of the Ru(bpy)32+/K2S2O8 system. Interestingly, ECL is generated by surface excited states emitting light at a much longer wavelength in the NIR region. The easily prepared GQD-2 has several advantages such as low cost and quite strong NIR-ECL in aqueous media, with which wide applications in biodetection are anticipated.
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Affiliation(s)
- Liuqing Yang
- Department of Chemistry and Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, London, Ontario N6A 5B7, Canada
| | - Cindy Rae De-Jager
- Department of Chemistry and Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, London, Ontario N6A 5B7, Canada
| | - Jonathan Ralph Adsetts
- Department of Chemistry and Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, London, Ontario N6A 5B7, Canada
| | - Kenneth Chu
- Department of Chemistry and Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, London, Ontario N6A 5B7, Canada
| | - Kehan Liu
- Department of Chemistry and Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, London, Ontario N6A 5B7, Canada
| | - Congyang Zhang
- Department of Chemistry and Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, London, Ontario N6A 5B7, Canada
| | - Zhifeng Ding
- Department of Chemistry and Centre for Advanced Materials and Biomaterials Research, The University of Western Ontario, London, Ontario N6A 5B7, Canada
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28
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Adsetts JR, Chu K, Hesari M, Ma J, Ding Z. Absolute Electrochemiluminescence Efficiency Quantification Strategy Exemplified with Ru(bpy) 32+ in the Annihilation Pathway. Anal Chem 2021; 93:11626-11633. [PMID: 34387457 DOI: 10.1021/acs.analchem.1c02403] [Citation(s) in RCA: 28] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
This work presents a thorough guide to procedures for absolute electrochemiluminescence (ECL) quantum efficiency (ΦECL) measurements, which if employed effectively should raise the research impact of ECL studies for any luminophore. Absolute measurements are not currently employed in ECL research. Instead, ECL efficiencies have been determined relative to Ru(bpy)32+ under similar conditions, regardless of whether the conditions are favorable for Ru(bpy)32+ emissions or not. In fact, the most cited Ru(bpy)32+ ΦECL is from the pioneering work by the Bard research group in 1973 by means of a rotating ring-disk electrode revolving at 52 rotations per second measured with a silicon photodiode. Our presented technique uses a common disk electrode, spectrometer, and photomultiplier tube to measure the ΦECL. The more common light detection hardware and electrodes combined with an in-depth calculation walkthrough will provide ECL researchers the necessary tools to implement ΦECL measurement procedures in their own laboratories. Following a facile instrument setup and calculation, a systematic study of Ru(bpy)32+ ΦECL finds comparable results to those performed by Bard and co-workers.
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Affiliation(s)
- Jonathan R Adsetts
- Department of Chemistry, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada
| | - Kenneth Chu
- Department of Chemistry, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada
| | - Mahdi Hesari
- Department of Chemistry, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada
| | - Jing Ma
- Department of Chemistry, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada
| | - Zhifeng Ding
- Department of Chemistry, The University of Western Ontario, 1151 Richmond Street, London, Ontario N6A 5B7, Canada
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29
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Chen Y, Lin J, Zhang R, He S, Ding Z, Ding L. Electrochemiluminescence of water-dispersed nitrogen and sulfur doped carbon dots synthesized from amino acids. Analyst 2021; 146:5287-5293. [PMID: 34338251 DOI: 10.1039/d1an00991e] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
A facile one-pot hydrothermal approach for synthesizing water-dispersed nitrogen and sulfur doped carbon dots (NS-CDs) with high luminescence quantum yield was explored, using cysteine and tryptophan as precursors. The NS-CDs were characterized by means of FT-IR spectroscopy, XRD, TEM, etc. It was found that the absolute photoluminescence quantum yield (QY) of the NS-CDs determined with an integrating sphere can reach up to 73%, with an average decay time of 17.06 ns. Electrochemiluminescence (ECL) behaviors and mechanisms of the NS-CDs/K2S2O8 coreactant system were investigated. When the working electrode was modified with the prepared NS-CDs, the ECL efficiency of the NS-CDs with K2S2O8 was 24%, relative to Ru(bpy)3Cl2/K2S2O8. This work shows great potential for the NS-CDs to be used in bioanalytical applications.
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Affiliation(s)
- Yanhua Chen
- College of Chemistry, Jilin University, Changchun 130012, PR China.
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30
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Dong X, Du Y, Zhao G, Cao W, Fan D, Kuang X, Wei Q, Ju H. Dual-signal electrochemiluminescence immunosensor for Neuron-specific enolase detection based on "dual-potential" emitter Ru(bpy) 32+ functionalized zinc-based metal-organic frameworks. Biosens Bioelectron 2021; 192:113505. [PMID: 34298497 DOI: 10.1016/j.bios.2021.113505] [Citation(s) in RCA: 20] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2021] [Accepted: 07/12/2021] [Indexed: 11/29/2022]
Abstract
Neuron-specific enolase (NSE) is the preferred marker for monitoring small cell lung cancer and neuroblastoma. We devised a dual-signal ratiometric electrochemiluminescence (ECL) sensing strategy for sensitive detection of NSE. In this work, Ru (bpy)32+ functionalized zinc-based metal-organic framework (Ru-MOF-5) nanoflowers (NFs) with plentiful carboxyl groups provide an excellent biocompatible sensing platform for the construction of immunosensor. Importantly, Ru-MOF-5 NFs possess stable and efficient "dual-potential" ECL emission of cathode (-1.5 V) and anode (1.5 V) in the existence of co-reactant K2S2O8. Simultaneously, the cathode ECL emitter ZnO-AgNPs are employed as the secondary antibody marker, whose participation amplify the cathode ECL signal as well attenuate the anode ECL emission of Ru-MOF-5 NFs. By monitoring the ECL dual-signal of -1.5 V and 1.5 V and calculating their ratios, a ratiometric strategy of quantified readout proportional is implemented for the proposed immunosensor to precise analyze NSE. Based on optimization conditions, the ECL immunosensor displays the wide linear range of 0.0001 ng/mL to 200 ng/mL and the minimum detection limit is 0.041 pg/mL. The "dual-potential" ratiometric ECL immunosensor effectively reduces system error or background signal by self-calibration from both emissions and improves detection reliability. The dual-signal ratiometric strategy with satisfactory reproducibility and stability provides further development possibilities for other biomolecular detection and analysis.
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Affiliation(s)
- Xue Dong
- Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan, 250022, Shandong, China
| | - Yu Du
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, University of Jinan, Jinan, 250022, Shandong, China
| | - Guanhui Zhao
- Key Laboratory of Interfacial Reaction & Sensing Analysis in Universities of Shandong, School of Chemistry and Chemical Engineering, University of Jinan, Jinan, 250022, Shandong, China
| | - Wei Cao
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, University of Jinan, Jinan, 250022, Shandong, China
| | - Dawei Fan
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, University of Jinan, Jinan, 250022, Shandong, China
| | - Xuan Kuang
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, University of Jinan, Jinan, 250022, Shandong, China
| | - Qin Wei
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, University of Jinan, Jinan, 250022, Shandong, China.
| | - Huangxian Ju
- Collaborative Innovation Center for Green Chemical Manufacturing and Accurate Detection, University of Jinan, Jinan, 250022, Shandong, China; State Key Laboratory of Analytical Chemistry for Life Science, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, 210023, China.
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31
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Arcudi F, Ðorđević L, Rebeccani S, Cacioppo M, Zanut A, Valenti G, Paolucci F, Prato M. Lighting up the Electrochemiluminescence of Carbon Dots through Pre- and Post-Synthetic Design. ADVANCED SCIENCE (WEINHEIM, BADEN-WURTTEMBERG, GERMANY) 2021; 8:2100125. [PMID: 34258161 PMCID: PMC8261489 DOI: 10.1002/advs.202100125] [Citation(s) in RCA: 36] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/12/2021] [Revised: 03/28/2021] [Indexed: 05/19/2023]
Abstract
Carbon dots (CDs), defined by their size of less than 10 nm, are a class of photoluminescent (PL) and electrochemiluminescent (ECL) nanomaterials that include a variety of carbon-based nanoparticles. However, the control of their properties, especially ECL, remains elusive and afflicted by a series of problems. Here, the authors report CDs that display ECL in water via coreactant ECL, which is the dominant mechanism in biosensing applications. They take advantage of a multicomponent bottom-up approach for preparing and studying the luminescence properties of CDs doped with a dye acting as PL and ECL probe. The dependence of luminescence properties on the surface chemistry is further reported, by investigating the PL and ECL response of CDs with surfaces rich in primary, methylated, or propylated amino groups. While precursors that contribute to the core characterize the PL emission, the surface states influence the efficiency of the excitation-dependent PL emission. The ECL emission is influenced by surface states from the organic shell, but states of the core strongly interact with the surface, influencing the ECL efficiency. These findings offer a framework of pre- and post-synthetic design strategies to improve ECL emission properties, opening new opportunities for exploring biosensing applications of CDs.
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Affiliation(s)
- Francesca Arcudi
- Department of Chemical and Pharmaceutical SciencesINSTM UdR TriesteUniversity of TriesteVia Licio Giorgieri 1Trieste34127Italy
- Present address:
Department of ChemistryNorthwestern University2145 Sheridan RoadEvanstonIL60208USA
| | - Luka Ðorđević
- Department of Chemical and Pharmaceutical SciencesINSTM UdR TriesteUniversity of TriesteVia Licio Giorgieri 1Trieste34127Italy
- Present address:
Department of ChemistryNorthwestern University2145 Sheridan RoadEvanstonIL60208USA
| | - Sara Rebeccani
- Department of Chemistry “Giacomo Ciamician”University of BolognaVia Selmi 2Bologna40126Italy
| | - Michele Cacioppo
- Department of Chemical and Pharmaceutical SciencesINSTM UdR TriesteUniversity of TriesteVia Licio Giorgieri 1Trieste34127Italy
- Carbon Bionanotechnology GroupCenter for Cooperative Research in Biomaterials (CIC biomaGUNE)Basque Research and Technology Alliance (BRTA)Paseo de Miramón 182Donostia‐San Sebastián20014Spain
| | - Alessandra Zanut
- Department of Chemistry “Giacomo Ciamician”University of BolognaVia Selmi 2Bologna40126Italy
- Present address:
Tandon School of EngineeringNew York UniversityBrooklynNY11201USA
| | - Giovanni Valenti
- Department of Chemistry “Giacomo Ciamician”University of BolognaVia Selmi 2Bologna40126Italy
| | - Francesco Paolucci
- Department of Chemistry “Giacomo Ciamician”University of BolognaVia Selmi 2Bologna40126Italy
| | - Maurizio Prato
- Department of Chemical and Pharmaceutical SciencesINSTM UdR TriesteUniversity of TriesteVia Licio Giorgieri 1Trieste34127Italy
- Carbon Bionanotechnology GroupCenter for Cooperative Research in Biomaterials (CIC biomaGUNE)Basque Research and Technology Alliance (BRTA)Paseo de Miramón 182Donostia‐San Sebastián20014Spain
- IkerbasqueBasque Foundation for ScienceBilbao48013Spain
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32
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Adsetts JR, Ding Z. Film Electrochemiluminescence Controlled by Interfacial Reactions Along with Aggregation‐, Matrix‐Coordination‐, and Crystallization‐Induced Emissions. Chempluschem 2021; 86:155-165. [DOI: 10.1002/cplu.202000745] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/20/2020] [Revised: 12/28/2020] [Indexed: 12/20/2022]
Affiliation(s)
- Jonathan R. Adsetts
- Department of Chemistry The University of Western Ontario 1161 Richmond Street London ON N6 A 5B7 Canada
| | - Zhifeng Ding
- Department of Chemistry The University of Western Ontario 1161 Richmond Street London ON N6 A 5B7 Canada
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