All symbols inside the SiC structures have a particular which means: The number 3 in 3C-SiC refers back to the 3-bilayer periodicity with the stacking (ABC) as well as letter C denotes the cubic symmetry of the crystal. 3C-SiC is the only real probable cubic polytype. The wurtzite ABAB. In https://stephenwwtrp.blog2news.com/36473151/the-5-second-trick-for-titanium-nitride-coating