Nature 238, 37 - 38 (07 July 1972); doi:10.1038/238037a0

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

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).

References

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2.	Fujishima, A., Honda, K., and Kikuchi, S., J. Chem. Soc. Japan (Kogyo Kagaku Zasshi), 72, 108 (1969).
3.	Fujishima, A., and Honda, K., J. Chem. Soc. Japan, 74, 355 (1971).
4.	Fujishima, A., and Honda, K., J. Institute of Industrial Science, University of Tokyo (Seisan Kenkyu), 22, 478 (1970).
5.	Fujishima, A., Sugiyama, E., and Honda, K., Bull. Chem. Soc. Japan, 44, 304 (1971).