An improvement of photocatalytic activity of TiO2 Degussa P25 powder

•Surface of TiO2 Degussa P25 powder is modified by annealing in air and in vacuum.•Essential changes in surface composition were confirmed by XPS.•An adsorption measurement exhibits several structural features.•By annealing in vacuum the photocatalytic activity can be significantly increased.•Specif...

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Veröffentlicht in:	Applied catalysis. A, General General, 2015-07, Vol.500 (C), p.40-50
Hauptverfasser:	Bessergenev, V.G., Mateus, M.C., do Rego, A.M. Botelho, Hantusch, M., Burkel, E.
Format:	Artikel
Sprache:	eng
Schlagworte:	Nano-powder Photocatalysis Titanium dioxide Water treatment
Online-Zugang:	Volltext
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