“If You need to conserve costs, if you want to maximize vary, in order to do all this optimization, you have to have your arms within the semiconductors,�?he explained. Graphene growth by thermal decomposition of silicon carbide (SiC) is a way that produces wafer-scale, one-orientation graphene on an insulating substrate. https://www.quora.com/profile/Trevor-Flatcher-2/Advantages-and-Challenges-of-Silicon-Carbide-Specialty-Ceramics-Macrocosm-Materials-Company-Overview-Founded-in-2016