On the photoconductivity behavior of emeraldine-salt polyaniline films

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.creatorPaiva, A. B. de-
Autor(es): dc.creatorCorrer, G. I.-
Autor(es): dc.creatorUgucioni, J. C.-
Autor(es): dc.creatorCarvalho, G. R.-
Autor(es): dc.creatorJasinevicius, R. G.-
Autor(es): dc.creatorGodoy, M. P. F. de-
Data de aceite: dc.date.accessioned2026-02-09T11:37:46Z-
Data de disponibilização: dc.date.available2026-02-09T11:37:46Z-
Data de envio: dc.date.issued2022-03-31-
Data de envio: dc.date.issued2022-03-31-
Data de envio: dc.date.issued2021-10-
Fonte completa do material: dc.identifierhttps://repositorio.ufla.br/handle/1/49639-
Fonte completa do material: dc.identifierhttps://www.sciencedirect.com/science/article/pii/S0379677921002216-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1143885-
Descrição: dc.descriptionDeep and shallow traps play a fundamental role in the photoresponse profile of organic devices. Here we present an investigation on emeraldine-salt polyaniline films concerning structural, optical, and electrical properties by X-rays diffraction, optical and electron microscopies, and optical spectroscopies as Fourier Transform Infrared Spectroscopy (FTIR), absorption, and photoluminescence (PL). Photoconductivity measurements show signatures related to localized states near-edge absorption and the efficient transition between polaron bands. The photoconductive profile is dependent on the excitation intensity and presents negative photoconductivity (NPC) for higher intensities. A rate equations model attributes the NPC to shallow traps while the increase of response and recovery times are associated with deep traps.-
Idioma: dc.languageen-
Publicador: dc.publisherElsevier-
Direitos: dc.rightsrestrictAccess-
???dc.source???: dc.sourceSynthetic Metals-
Palavras-chave: dc.subjectPANI-
Palavras-chave: dc.subjectPhotoconductivity-
Palavras-chave: dc.subjectPhotoluminescence-
Palavras-chave: dc.subjectNegative photoconductivity-
Palavras-chave: dc.subjectPhotoresponse-
Palavras-chave: dc.subjectPolyaniline (PANI)-
Título: dc.titleOn the photoconductivity behavior of emeraldine-salt polyaniline films-
Tipo de arquivo: dc.typeArtigo-
Aparece nas coleções:Repositório Institucional da Universidade Federal de Lavras (RIUFLA)

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