Figure 5.

Current density-potential curves of TiO2 and PCBM/TiO2 electrodes irradiated at different electron fluences under illumination. (a) Non-irradiated TiO2 and (b) PCBM/TiO2. PCBM/TiO2 irradiated at (c) 3.6 × 1016, (d) 7.2 × 1016, and (e) 1.44 × 1017 cm-2.

Yoo et al. Nanoscale Research Letters 2012 7:142   doi:10.1186/1556-276X-7-142
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