Structural, electronic, and optical properties of hexagonal and triangular SiC NWs with different diameters Project supported by the National Natural Science Foundation of China (Grant No. 11574261) and the Natural Science Foundation of Hebei Province, China (Grant No. A2015203261). |
(color online) Relaxed crystal structures of H1, H2, H3, T1, T2, and T3, where yellow (larger) and gray (smaller) ball represent silicon and carbon atoms respectively. |