Photocatalytic and Photoelectrochemical Water Splitting on TiO₂ via Photosensitization

Figure 7

(a) Scanning electron microscope images of Au NRs on TiO₂ (left). Scanning electron microscope image of the same substrate tilted by 75° (right). (b) Schematic illustration of the photoelectrochemical cell. (c) Linear sweep voltammograms under irradiation with light in the wavelength range from 500 to 1300 nm with (blue) and without (red) Au NRs. The sweep rate was 5 mV s⁻¹. Reproduced with permission from [6]. Copyright 2013, Nature Publishing Group.

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