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Process for the photocatalytic decomposition of water into hydrogen and oxygen

  • US 4,889,604 A
  • Filed: 08/06/1987
  • Issued: 12/26/1989
  • Est. Priority Date: 08/06/1987
  • Status: Expired due to Fees
First Claim
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1. A process for the photocatalytic decomposition of water into hydrogen and oxygen which comprises loading a semiconductor having a hexagonal crystal structure with a metal selected from Pt, Rh, Ir and In and a transition metal oxide, suspending the loaded semiconductor in an aqueous solution of dioxygen complex of ruthenium, passing light through the suspended loaded semiconductor maintained under an inert atmosphere and separating the hydrogen and oxygen so formed.

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