Structural, optoelectronic, infrared and Raman spectra from first principles calculations of γ-Cd(OH)2

dc.contributor.authorBarboza, Carlos Antonio
dc.contributor.authorHenriques, J.M.
dc.contributor.authorAlbuquerque, E.L.
dc.contributor.authorFulco, U.L.
dc.contributor.authorMoreira, E.
dc.date.accessioned2018-06-19T14:03:24Z
dc.date.available2018-06-19T14:03:24Z
dc.date.issued2015-01
dc.description.resumoWehaveinvestigatedthephysicalpropertiesofthecadmiumhydroxidepolymorph γ-Cd(OH)2 using density-functional theory(DFT)consideringboththelocaldensityandgeneralizedgradientapproxima- tions, LDAandGGA,respectively.Theelectronicbandstructure,theelectronicdensityofstates,the dielectric functionandtheopticalabsorptionarecalculated.Acomparisonrevealsgoodagreementof the calculatedlatticeparameterswithexperimentalresults.Adirectbandgap EðΓ-ΓÞ ¼ 1:70 eV (1.53eV)wasobtainedwithintheGGA(LDA)levelofcalculation.Thevibrationalnormalmodesaswell as the Raman and infrared spectraof γ-Cd(OH)2 were obtained and assigned.pt_BR
dc.identifier.citationBARBOZA, Carlos Antonio et al. Structural, optoelectronic, infrared and Raman spectra from first principles calculations of γ-Cd(OH)2. Journal of Physics and Chemistry of Solids, v. 76, p. 45-50, 2015. Disponível em: <https://www.sciencedirect.com/science/article/pii/S0022369714001942>. Acesso em: 04 abr. 2018.pt_BR
dc.identifier.doihttps://doi.org/10.1016/j.jpcs.2014.08.003
dc.identifier.issn0022-3697
dc.identifier.urihttps://repositorio.ufrn.br/jspui/handle/123456789/25461
dc.languageengpt_BR
dc.publisherElsevierpt_BR
dc.rightsAcesso Abertopt_BR
dc.subjectSemiconductorpt_BR
dc.subjectAb initio calculationspt_BR
dc.subjectRaman spectroscopypt_BR
dc.subjectElectronic structurept_BR
dc.subjectOptical propertiespt_BR
dc.titleStructural, optoelectronic, infrared and Raman spectra from first principles calculations of γ-Cd(OH)2pt_BR
dc.typearticlept_BR

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