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Letters to Nature
Nature 238, 37-38 (7 July 1972) | doi:10.1038/238037a0; Received 13 September 1971
Electrochemical Photolysis of Water at a Semiconductor Electrode
AKIRA FUJISHIMA* & KENICHI HONDA†
- *Department of Applied Chemistry, Kanagawa University, Yokohama
- †Institute of Industrial Science, University of Tokyo, Roppongi, Tokyo
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Abstract
ALTHOUGH the possibility of water photolysis has been investigated by many workers, a useful method has only now been developed. Because water is transparent to visible light it cannot be decomposed directly, but only by radiation with wavelengths shorter than 190 nm (ref. 1).
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