Two-dimensional g-C3N4/InSe heterostructure as a novel visible-lightphotocatalyst for overall water splitting: a first-principles study - Yong He; Zhang, Min; Shi, Jun-jie; Yao-Hui Zhu; Yu-Lang Cen; Wu, Meng; Wen-Hui Guo; Ding, Yi-min (Journal of Physics D: Applied Physics, 2019)