Photo-assisted electrolysis cell with p-silicon and n-silicon el

Details Photo-assisted electrolysis cell with p-silicon and n-silicon el Photo-assisted electrolysis cell with p-silicon and n-silicon el

1983-08-08

1985-02-26

Valentine, Donald R.

Chemistry: electrical current producing apparatus, product, and

Deferred action type

Responsive to light

204242, 204290R, H01M 636, C25B 900, C25B 1100

Patent

active

045018049

ABSTRACT:
The photoelectrolysis of water by solar radiation to produce hydrogen and oxygen is achieved using semiconductor electrodes. The cell comprises a p-silicon wafer treated with catalyst as photocathode and metal doped n-silicon wafer as photoanode. The cell is operated at a small bias potential.

REFERENCES:
patent: 4011149 (1977-03-01), Nozik
patent: 4090933 (1978-05-01), Nozik
patent: 4203814 (1980-05-01), Grantham
patent: 4310405 (1982-01-01), Heller
patent: 4328080 (1982-05-01), Harris

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