cond-mat.mtrl-sci cond-mat.mes-hall
A quasi-ohmic back contact achieved by inserting single-crystal graphene in flexible Kesterite solar cells
Yixiong Ji Wentong Yang Di Yan Wei Luo Jialu Li Shi Tang Jintao Fu James Bullock Mei Gao Xin Li Zhancheng Li Jun Yang Xingzhan Wei Haofei Shi Fangyang Liu Paul Mulvaney