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Tomás FMA, Calvo NL, Vega NC, Vieyra FEM, Vega DR, Comedi D, Katz NE, Fagalde F. Syntheses, characterization, crystal structures and applications as sensitizers in solar cells of novel heteroleptic Cu(I) complexes containing nitrile-substituted 2,2'-bipyridyl ligands. Dalton Trans 2024; 53:808-819. [PMID: 38087997 DOI: 10.1039/d3dt02777e] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2024]
Abstract
Two novel Cu(I) tetradentate heteroleptic complexes, including nitrile-substituted bipyridines that can be anchored to semiconductor surfaces to be assembled in DSSCs, were synthesized and characterized by spectroscopic and electrochemical techniques. The crystal structures of both species were determined by X-ray diffraction. Results from DFT and TD-DFT calculations were found to be consistent with the experimental data. Emission at room temperature was observed for both complexes in the solid state, making them promising alternatives for the development of light-emitting diodes. We report for the first time the experimental evidence of photovoltaic conversion devices formed by Cu(I) complexes anchored to a TiO2 surface by means of nitrile groups present in substituted bipyridines, and subsequently tested as sensitizers for DSSCs, obtaining efficiency values for light to electrical energy conversion similar to those previously reported for analogous complexes with anchoring carboxylic groups.
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Affiliation(s)
- Federico M A Tomás
- INQUINOA (CONICET-UNT), Facultad de Bioquímica, Química y Farmacia, Universidad Nacional de Tucumán, Ayacucho 471, T4000INI, San Miguel de Tucumán, Argentina.
| | - Natalia L Calvo
- IQUIR (CONICET-UNR) Facultad de Ciencias Bioquímicas y Farmacéuticas, Universidad Nacional de Rosario, Rosario, Santa Fe, Argentina
| | - Nadia C Vega
- INFINOA (CONICET-UNT) y Departamento de Física, Facultad de Ciencias Exactas y Tecnología, UNT, Av. Independencia 1800, T4002BLR, S. M. de Tucumán, Argentina
| | | | - Daniel R Vega
- Departamento Física de la Materia Condensada, GIyA, CAC, CNEA, Av. Gral. Paz 1499, B1650KNA, San Martín, Buenos Aires, Argentina
| | - David Comedi
- INFINOA (CONICET-UNT) y Departamento de Física, Facultad de Ciencias Exactas y Tecnología, UNT, Av. Independencia 1800, T4002BLR, S. M. de Tucumán, Argentina
| | - Néstor E Katz
- INQUINOA (CONICET-UNT), Facultad de Bioquímica, Química y Farmacia, Universidad Nacional de Tucumán, Ayacucho 471, T4000INI, San Miguel de Tucumán, Argentina.
| | - Florencia Fagalde
- INQUINOA (CONICET-UNT), Facultad de Bioquímica, Química y Farmacia, Universidad Nacional de Tucumán, Ayacucho 471, T4000INI, San Miguel de Tucumán, Argentina.
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Mecchia Ortiz JH, Katz NE. Modulation of the absorption properties of a novel iron trisbipyridyl complex by introducing peripheral ruthenium ammines. Polyhedron 2017. [DOI: 10.1016/j.poly.2017.06.051] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
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Coe BJ, Foxon SP, Pilkington RA, Sánchez S, Whittaker D, Clays K, Van Steerteghem N, Brunschwig BS. Rhenium(I) Tricarbonyl Complexes with Peripheral N-Coordination Sites: A Foundation for Heterotrimetallic Nonlinear Optical Chromophores. Organometallics 2016. [DOI: 10.1021/acs.organomet.6b00536] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Benjamin J. Coe
- School
of Chemistry, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Simon P. Foxon
- School
of Chemistry, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Rachel A. Pilkington
- School
of Chemistry, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Sergio Sánchez
- School
of Chemistry, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Daniel Whittaker
- School
of Chemistry, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Koen Clays
- Department
of Chemistry, University of Leuven, Celestijnenlaan 200D, B-3001 Leuven, Belgium
| | - Nick Van Steerteghem
- Department
of Chemistry, University of Leuven, Celestijnenlaan 200D, B-3001 Leuven, Belgium
| | - Bruce S. Brunschwig
- Molecular
Materials Research Center, Beckman Institute, MC 139-74, California Institute of Technology, 1200 East California Boulevard, Pasadena, California 91125, United States
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Mecchia Ortiz JH, Longo C, Katz NE. Polypyridyl ruthenium complexes containing anchoring nitrile groups as TiO2 sensitizers for application in solar cells. INORG CHEM COMMUN 2015. [DOI: 10.1016/j.inoche.2015.03.009] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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