Contactless measurement of the photovoltage in BiVO 4 photoelectrodes
Sahar Daemi, Anna Kundmann, Kathleen Becker, Peter Čendula, Frank E. Osterloh
Abstract
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Sahar Daemi, Anna Kundmann, Kathleen Becker, Peter Čendula, Frank E. Osterloh
Abstract
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Vibrating Kelvin probe surface photovoltage spectroscopy (VKP SPV) provides the photovoltage of BiVO 4 -liquid junctions in a contactless way. The photovoltage is controlled by the electrochemical potential of the redox couples in solution.
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Vibrating Kelvin probe surface photovoltage spectroscopy (VKP SPV) provides the photovoltage of BiVO 4 -liquid junctions in a contactless way. The photovoltage is controlled by the electrochemical potential of the redox couples in solution.
Key concepts: Surface photovoltage, Kelvin probe force microscope, Optoelectronics, Materials science, Redox, Electrochemistry, Spectroscopy, Chemistry