All Symbols in the SiC structures have a selected this means: The number 3 in 3C-SiC refers to the a few-bilayer periodicity of the stacking (ABC) along with the letter C denotes the cubic symmetry with the crystal. 3C-SiC is the sole possible cubic polytype. The wurtzite ABAB. sort a https://remingtonbzxur.celticwiki.com/1571049/zinc_alkyl_dithiophosphate_an_overview