Fundamental problems of water splitting
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D. Meissner; R. Memming; B. Kastening; D. Bahnemann
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Article
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1986
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Elsevier Science
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English
β 420 KB
Oxygen is directly involved in the anodic photocorrosion of CdS leading to sulfate formation according to the overall reaction CdS + 4hf + 2H,O + 0, -B Cd2+ + SOi-+4H+. Sulfate formation leads to cleaning of the CdS surface from elemental sulfur and therefore improves the electrode behaviour dramati