Device for the photoelectrochemical generation of hydrogen at p-

Details Device for the photoelectrochemical generation of hydrogen at p- Device for the photoelectrochemical generation of hydrogen at p-

1980-09-23

1982-01-12

Weisstuch, Aaron

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204129, 204DIG3, 429111, C25B 102

Patent

active

043104053

ABSTRACT:
A device having a p-type electrode comprising InP or Si and an electrolyte comprising a redox couple and a hydrogen catalyst evolves hydrogen at the p-type electrode when illuminated.

REFERENCES:
A. Heller et al., "An Efficient Photocathode for Semiconductor Liquid Junction Cells . . . ", J. Am. Chem. Soc., vol. 102, pp. 6555-6556 (Oct. 1980).
A. Fujishima et al., "Electrochemical Photolysis of Water at a Semiconductor Electrode", Nature, vol. 238, pp. 37-38 (1972). _
D. C. Bookbinder et al., "Photoelectrochemical Reduction of N,N'-Dimethyl-4-4'bipyridinium in Aqueous Media . . . , J. Am. Chem. Soc., vol. 101, pp. 7721-7723 (1979).
J. O'M. Bockris et al., "The Rate of the Photoelectrochemical Generation of H.sub.2 at p-Type Semiconductors", J. Electrochem. Soc., vol. 124, pp. 1348-1355 (1977).
A. A. K. Vervaet et al., "Some Electrochemical Processes at the n-and p-Type InP Electrodes", J. Electroanal. Chem., vol. 91, pp. 133-136 (1978).

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