Efficiency Enhanced Colloidal Mn-Doped Type II Core/Shell ZnSe/CdS Quantum Dot Sensitized Hybrid Solar Cells

Figure 6

Time-resolved fluorescence intensity decay curves of QDs onto (a) insulator and (b) TiO₂ film; QDs: (A) ZnSe, (B) pure ZnSe/CdS and Mn-doped ZnSe/CdS QDs with Mn concentration of (C) 0.25, (D) 0.5, (E) 1, (F) 2, and (G) 3%.

(a)

(b)