Evidence for a surface dual hole-radical mechanism in the TiO2 photocatalytic oxidation of 2,4-dichlorophenoxyacetic acid

The photocatalytic degradation of 2,4-dichlorophenoxyacetic acid in UV-illuminated aqueous TiO2 suspension is examined at pH 1-12.

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Bibliographic Details
Published in:Environmental science & technology 1995-08, Vol.29 (8), p.2065-2072
Main Authors: YUNFU SUN, PIGNATELLO, J. J
Format: Article
Language:English
Subjects:
Acids
Applied sciences
Chemistry
Exact sciences and technology
General purification processes
Oxidation
Photocatalysis
Pollution
Wastewaters
Water treatment and pollution
Online Access:Get full text
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Description
Summary:The photocatalytic degradation of 2,4-dichlorophenoxyacetic acid in UV-illuminated aqueous TiO2 suspension is examined at pH 1-12.
ISSN:0013-936X
1520-5851
DOI:10.1021/es00008a028