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. 2020 Jun 23;13(12):2814. doi: 10.3390/ma13122814

Figure 6.

Figure 6

Photoelectrochemical response of FTO/WO3 samples formed under different synthesis conditions: (a) cyclic voltammograms of sample EtOH-140 in dark and under illumination; (b) cyclic voltammograms of indicated samples under illumination; solution 0.5 M H2SO4, potential scan rate of 50 mV s−1, intensity of illumination~100 mW cm−2.