Theoretical prediction of new C–Si alloys in <inline-formula> <img src="cpb_26_4_046101_eq01.gif"/> </inline-formula>-20 structure

Theoretical prediction of new C–Si alloys in

-20 structure

Xu Xiangyang, Chai Changchun, Fan Qingyang^†, Yang Yintang

(color online) Calculated lattice parameters (a, b, and of C₂₀, Si₂₀, and C–Si alloys by PBE, PBEsol, and CA-PZ methods.