文档介绍：PHYSICALREVIEWB76,201401͑R͒͑2007͒
ProbingtheelectronicstructureofbilayergraphenebyRamanscattering
,,201401͑R͒͑2007͒
ProbingtheelectronicstructureofbilayergraphenebyRamanscattering
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1DepartamentodeFísica,UniversidadeFederaldeMinasGerais,30123-970BeloHorizonte,Brazil
2DepartmentofPhysics,BostonUniversity,590CommonwealthAvenue,Boston,Massachusetts02215,USA
͑Received14September2007;published1November2007͒
TheelectronicstructureofbilayergrapheneisinvestigatedfromaresonantRamanstudyoftheGЈband
-Weiss-McClure
modelforbilayergrapheneareobtainedfromtheanalysisofthedispersivebehavioroftheRamanfeatures,
bilayergrapheneelectronicdevices.
DOI:.201401PACSnumber͑s͒:,,,
Differentlyfrommonolayergraphene,
behavelikemasslessDiracfermionsandexhibitalineardis-
persionneartheDiracpoint,theelectronsinbilayergraphenesamples,wherethemo