Walter De Heer mentions several objections regarding the function of Geim and Novoselov who seemingly have measured on many-layer graphene, also known as graphite, which has distinctive Digital and mechanical properties.[8] As a result, the hotter a semiconductor like silicon is, the higher its electrical conductivity. Have a look at https://www.quora.com/profile/Trevor-Flatcher-2/Exploring-the-High-Temperature-Performance-of-Silicon-Carbide-Special-Ceramics-https-www-macrocosmmaterial-com-news-E