October 3, 2017
Author(s)
Sujitra Pookpanratana
… graphene [1] that is directly bonded to SiC. Nitric acid has been shown to be an effective p-doping agent and … chemical composition and electronic structure of nitric acid exposed EG on SiC. We observe the presence of nitrogen … which provides direct evidence on the role of nitric acid as extrinsic dopant of EG on SiC. The UPS results …