Fig. 4From: Plasmonic Pd Nanoparticle- and Plasmonic Pd Nanorod-Decorated BiVO4 Electrodes with Enhanced Photoelectrochemical Water Splitting Efficiency Across Visible-NIR Region I–t curves at 0.4 V for bare BiVO4 and NP-BiVO4 electrodes under a monochromatic light (500 nm) and c NIR light illumination. b Symbols: photocurrent enhancement for NP-BiVO4 electrode as a function of excitation wavelength. Solid curve: absorption spectrum of the Pd NPs stock solutionBack to article page