Precisely tuning Ge substitution for efficient solution-processed Cu <sub>2</sub>ZnSn(S, Se) <sub>4</sub> solar cells

Xinshou Wang(王新收), Dongxing Kou(寇东星), Wenhui Zhou(周文辉), Zhengji Zhou(周正基), Qingwen Tian(田庆文), Yuena Meng(孟月娜), Sixin Wu(武四新)

Chin. Phys. B . 2018, (1): 18809 -018809 . DOI: 10.1088/1674-1056/27/1/018809