The effect of Mn-doped ZnSe passivation layer on the performance of CdS/CdSe quantum dot-sensitized solar cells
Deng Yun-Long1, Xu Zhi-Yuan1, Cai Kai1, Ma Fei1, †, Hou Juan2, Peng Shang-Long1,
       

The XPS spectra of Se with and without manganese doping.