Strongly luminescent and liquid-crystalline π-conjugated 2-methyl[1,2,3]benzotriazoles with a linear donor-acceptor-donor structure.

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.creatorSilva, Elias Regis da-
Autor(es): dc.creatorHinojosa, Abad Roger Castillo-
Autor(es): dc.creatorEccher, Juliana-
Autor(es): dc.creatorTonet, Michele Duarte-
Autor(es): dc.creatorBrondani, Daniela-
Autor(es): dc.creatorZapp, Eduardo-
Autor(es): dc.creatorCurcio, Sergio Fernando-
Autor(es): dc.creatorPostacchini, Bruna Bueno-
Autor(es): dc.creatorCazati, Thiago-
Autor(es): dc.creatorVieira, André Alexandre-
Data de aceite: dc.date.accessioned2025-08-21T15:38:09Z-
Data de disponibilização: dc.date.available2025-08-21T15:38:09Z-
Data de envio: dc.date.issued2022-03-16-
Data de envio: dc.date.issued2022-03-16-
Data de envio: dc.date.issued2019-
Fonte completa do material: dc.identifierhttp://www.repositorio.ufop.br/jspui/handle/123456789/14681-
Fonte completa do material: dc.identifierhttps://www.sciencedirect.com/science/article/abs/pii/S0167732220321164-
Fonte completa do material: dc.identifierhttps://doi.org/10.1016/j.molliq.2020.113616-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1020298-
Descrição: dc.descriptionSymmetrical 2-methyl[1,2,3]benzotriazole (BZT) derivatives with elongated peripheral units connected via acetylenic triple bonds present calamitic thermotropic mesomorphism with nematic and smectic phases. They show intense photoluminescence with near-unity quantum yields in solution. The peripheral groups significantly influence the excited-state lifetime. Fluorescence quenching is observed in the presence of C60, testifying of charge transfer to the fullerene acceptor. The varying sterical demand of the different substituents considerably influences the efficiency of the charge transfer induced fluorescence quenching. HOMO, LUMO and band gap energies ranged from −5.15 to −5.97 eV (ionization potential), −2.47 to −2.96 eV (electron affinity) and 2.68 to 3.08 eV (optical band gap).-
Formato: dc.formatapplication/pdf-
Idioma: dc.languageen-
Direitos: dc.rightsrestrito-
Palavras-chave: dc.subjectCharge transfer-
Título: dc.titleStrongly luminescent and liquid-crystalline π-conjugated 2-methyl[1,2,3]benzotriazoles with a linear donor-acceptor-donor structure.-
Aparece nas coleções:Repositório Institucional - UFOP

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