Gr : graphene
Gr_H : hydrogenated graphene
Gr_X : graphene on substrate X
Gr_H_X : hydrogenated graphene on substrate X

Substrates :
	SiO2 : Si/SiO2 substrate
	hBN_SiO2 : hBN flake on Si/SiO2 substrate
	Cu : copper foil for CVD growth