The Reduced Recombination and the Enhanced Lifetime of Excited Electron in QDSSCs Based on Different ZnS and SiO₂ Passivation

Figure 4

(a, b) Photoluminescence, (c) J-V curves of distrinct photoanodes, and (d) structure and energy levels alignment of the QDSSCs.

(a)

(b)

(c)

(d)