Silicon is a preferred material in solar cells,and most of silicon allotropes have an indirect band gap.Therefore,it is ......

　　The electronic structures and elastic anisotropies of cubic Ti3AlN, Zr3AlN, and Hf3AlN are investigated by pseudopot......

The elastic anisotropy and superconductivity upon hydrostatic compression of α,ω,and β Hf are investigated using firs......