ChemInform Abstract: Effect of Surface Hydroxyl Density on Photocatalytic Oxygen Generation in Aqueous TiO2 Suspensions.

Yoshinao Oosawa; Michael Graetzel

doi:10.1002/chin.198816023

Abstract

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Abstract TiO 2 powders with various surface hydroxyl densities are prepared by thermal treatment (7 h at 600‐1000 °C) and their activity for photocatalytic O 2 evolution in aqueous suspensions is studied in the presence of various electron acceptors (AgNO 3 , K 2 PtCl 4 and KBrO 3 ).

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