Photoacoustic and transmission studies of SiC polytypes

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MetadadosDescriçãoIdioma
Autor(es): dc.creatorOliveira, A.C. de-
Autor(es): dc.creatorFreitas Jr., J.A.-
Autor(es): dc.creatorMoore, W.J.-
Autor(es): dc.creatorFerreira da Silva, A.-
Autor(es): dc.creatorPepe, I.-
Autor(es): dc.creatorAlmeida, J. Souza de-
Autor(es): dc.creatorBraga, G.C.B.-
Autor(es): dc.creatorOsório-Guillen, J.M.-
Autor(es): dc.creatorPersson, C.-
Autor(es): dc.creatorAhuja, R.-
Data de aceite: dc.date.accessioned2025-03-18T17:34:53Z-
Data de disponibilização: dc.date.available2025-03-18T17:34:53Z-
Data de envio: dc.date.issued2017-12-07-
Data de envio: dc.date.issued2017-12-07-
Data de envio: dc.date.issued2003-
Fonte completa do material: dc.identifierhttp://repositorio.unb.br/handle/10482/26100-
Fonte completa do material: dc.identifierhttps://dx.doi.org/10.1590/S1516-14392003000100009-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/931497-
Descrição: dc.descriptionThe optical bandgap energies (OBGE) of 3C, 15R, 6H and 4H-SiC have been investigate experimentally by transmission and photoacoustic spectroscopies. The measurements were performed on 470 mum thick wafers. The OBGE obtained from both spectroscopies for different polytypes show very good agreement. In order to have a better understanding of these materials calculations of eletronic band structure were performed by the full-potential linearized augmented plane wave (FPLAPW) method. For the OBGE the results are compared to the measurements agreeing closely over the energies of those polytypes.-
Descrição: dc.descriptionEm processamento-
Formato: dc.formatapplication/pdf-
Idioma: dc.languageen-
Publicador: dc.publisherABM, ABC, ABPol-
Direitos: dc.rightsAcesso Aberto-
Palavras-chave: dc.subjectSic Politipos-
Palavras-chave: dc.subjectEnergias bandgap ópticas-
Palavras-chave: dc.subjectMétodo de onda plana-
Título: dc.titlePhotoacoustic and transmission studies of SiC polytypes-
Tipo de arquivo: dc.typelivro digital-
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