Research Article

SnO2 Nanoparticles Decorated 2D Wavy Hierarchical Carbon Nanowalls with Enhanced Photoelectrochemical Performance

Figure 8

Linear sweep voltammograms of the SnO2, CNW, and the SnO2 decorated CNW thin films with SnO2 concentration of 2.5 and 5.0 w% without (a) and under illumination (b).
(a)
(b)