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Comparison of photocatalytic efficiencies of TiO2 in suspended and immobilised form for the photocatalytic degradation of nitrobenzenesulfonic acids

A, Rachel and M. , Subrahmanyam and P, Boule (2002) Comparison of photocatalytic efficiencies of TiO2 in suspended and immobilised form for the photocatalytic degradation of nitrobenzenesulfonic acids. Applied Catalysis B: Environmental, 37 . pp. 301-308.

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Abstract

The photocatalytic efficiency of TiO2 immobilised on various supports (glass, cement, red brick and inorganic fibres), using different techniques (sputtering, sol–gel dip-coating, patented method for inorganic fibres), are compared with the photocatalytic efficiency of TiO2 Degussa P25 in suspension 2 g l−1, for the degradation of 3-nitrobenzenesulfonic acid (3-NBSA) and 4-nitrotoluenesulfonic acid (4-NTSA). In all cases, the fixation of TiO2 on solid supports appreciably reduces the photocatalytic efficiency. The best results were obtained with TiO2 on inorganic fibres.

Item Type:Article
Subjects:Science > Chemistry
ID Code:522
Deposited By:INVALID USER
Deposited On:02 Apr 2007 16:55
Last Modified:02 Apr 2007 16:55

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