D Zhang, S Sun, X Li, X Li, X Liu, Q Li, H Liao,
S Wang - Solar Energy, 2021 - Elsevier
Abstract In this paper, Cu 2 ZnSn (S x Se 1− x) 4 (CZTSSe) thin-films with a front-graded
band gap were prepared by plasma sulfurization. The method of selenization followed by …