Determination of substrate pinning in epitaxial and supported graphene layers via Raman scattering

The temperature-induced shift of the Raman G line in epitaxial graphene on SiC and Ni surfaces, as well as in graphene supported on SiO[subscript 2], is investigated with Raman spectroscopy. The thermal shift rate of epitaxial graphene on 6H-SiC(0001) is found to be about three times that of freesta...

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Bibliographic Details
Main Authors: Ferralis, Nicola, Maboudian, Roya, Carraro, Carlo
Other Authors: Massachusetts Institute of Technology. Department of Materials Science and Engineering
Format: Article
Language:en_US
Published: American Physical Society 2011
Online Access:http://hdl.handle.net/1721.1/62841
https://orcid.org/0000-0003-4148-2424