The effect of Mn-doped ZnSe passivation layer on the performance of CdS/CdSe quantum dot-sensitized solar cells |
Topside SEM of (a) TiO2/CdS/CdSe/ZnSe and (b) TiO2/CdS/CdSe/Mn–ZnSe photoanodes. (c) Energy dispersive x-ray spectrum of TiO2/CdS/CdSe/Mn–ZnSe and (d) photoanodic x-ray photoelectron spectroscopy of TiO2/CdS/CdSe/Mn–ZnSe samples. |