Surface photovoltage measurements in liquids

作者: S. Bastide , D. Gal , David Cahen , L. Kronik

DOI: 10.1063/1.1150030

关键词:

摘要: We present a simple, compact, and robust arrangement for surface photovoltage measurements of free semiconductor surfaces immersed in liquids. It is based on the classical Kelvin probe arrangement, where sample put liquid-containing, electrically insulating vessel, with an optically transparent window, situated between probe. At price permitting relative, rather than absolute, contact potential difference values, this modification enables easy, routine semiconductors any kind liquid ambient. The validity efficiency approach are demonstrated by spectra obtained from p-InP(100) various etchants.

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