A UWM study has found that intrinsic ripples form on a sheet of graphene when it is placed on top of a semiconductor. The ripples further change the Schottky barrier height, affecting electron transport.
Fuente : http://www.eurekalert.org/pub_releases/2013-11/uow...
Fuente : http://www.eurekalert.org/pub_releases/2013-11/uow...