Surface-enhanced Raman scattering of graphene caused by self-induced nanogating by GaN nanowire array

Jakub Kierdaszuk, Piotr Kaźmierczak, Rafał Bożek +9

A constant height of gallium nitride (GaN) nanowires with graphene deposited on them is shown to have a strong enhancement of Raman scattering, whilst variable height nanowires fai…