Figure 4
From: Solid-diffusion-facilitated cleaning of copper foil improves the quality of CVD graphene

Optical micrographs (a) and mobility (b) of graphene grown on uncapped and capped copper foils.
From: Solid-diffusion-facilitated cleaning of copper foil improves the quality of CVD graphene
Optical micrographs (a) and mobility (b) of graphene grown on uncapped and capped copper foils.