Figure 5.

Different current densities versus potential curves. TiO2/CdS photoelectrodes with different cycles measured under illumination of AM1.5G light at 100 mW/cm2: 10 (black curve), 30 (red curve), 70 (blue curve), and 80 (green curve) cycles.

Hu et al. Nanoscale Research Letters 2013 8:222   doi:10.1186/1556-276X-8-222
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