Contactless measurement of the photovoltage in BiVO4 photoelectrodes

Energy Environ. Sci., 2023, 16,4530-4538
DOI: 10.1039/D3EE02087H, Paper
Sahar Daemi, Anna Kundmann, Kathleen Becker, Peter Cendula, Frank E. Osterloh
Vibrating Kelvin probe surface photovoltage spectroscopy (VKP SPV) provides the photovoltage of BiVO4-liquid junctions in a contactless way. The photovoltage is controlled by the electrochemical potential of the redox couples in solution.
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