Photocatalytic Purification and Treatment of Water and Air: Proceedings of the 1st International Conference on TiO2 Photocatalytic Purification and Treatment of Water and Air, London, Ontario, Canada, 8-13 November, 1992David F. Ollis, Hussain Al-Ekabi Elsevier, 1993 - 820 pagine Comprises the results of the first international conference examining the promise of the emerging area of photochemistry. It includes coverage of such areas as: comparison with other competitive technologies; and transfer of research results into development and application activities. |
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Pagina 646
... illumination . A short pulse of light on the catalyst generates fewer electron / hole pairs than continuous illumination . Next , the particle remains in the dark until all the reactions are complete . After this dark " recovery " time ...
... illumination . A short pulse of light on the catalyst generates fewer electron / hole pairs than continuous illumination . Next , the particle remains in the dark until all the reactions are complete . After this dark " recovery " time ...
Pagina 648
... illumination for the 50 ppm TOC runs . The 4000 ppm TOC experiments showed a 300 % increase in the photoefficiency . Even shorter illumination times might produce further increases in the photoefficiency . Unfortunately , this could not ...
... illumination for the 50 ppm TOC runs . The 4000 ppm TOC experiments showed a 300 % increase in the photoefficiency . Even shorter illumination times might produce further increases in the photoefficiency . Unfortunately , this could not ...
Pagina 812
... ILLUMINATION TIME , h Figure 2. Changes of the contents of ethanol , acetaldehyde , and acetic acid in the suspension of the alkoxy - derived TiO2 photocatalyst with time of illumination . Figure 2 shows the progress of the photo ...
... ILLUMINATION TIME , h Figure 2. Changes of the contents of ethanol , acetaldehyde , and acetic acid in the suspension of the alkoxy - derived TiO2 photocatalyst with time of illumination . Figure 2 shows the progress of the photo ...
Sommario
Conditions for an efficient photocatalytic activity of TiO2 particles | 1 |
Fundamental photoelectrochemistry of TiO and SrTiO applied to environmental | 19 |
Size quantization effects in photocatalysis | 39 |
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1993 Elsevier Science acid adsorbed adsorption Air D.F. Ollis Al-Ekabi Editors anatase B.V. All rights carbon Catal catalyst cell Chem chemical chlorine CO₂ concentration conduction band containing Cr(VI decrease degradation rate Degussa effect efficiency electron transfer energy experimental experiments Figure film flow rate flux formation holes hydroxyl radicals illumination increased initial intermediates irradiation kinetics lamp light intensity mg/L mineralization observed OH radicals Ollis and H oxidation oxygen Pelizzetti peroxide phenol photo-oxidation photocatalytic photocatalytic degradation photocatalytic oxidation Photocatalytic Purification Photochem photodegradation photodeposition photolysis photon photoreactor Phys pollutants potential presence Purification and Treatment quantum yield rate constant reaction rate reactive reactor recombination redox reduction rutile samples Science Publishers B.V. semiconductor Serpone solar species spectra studies substrate surfactant suspension Technol temperature TiO2 TiO2 particles TiO2 surface titanium dioxide Treatment of Water trichloroethylene UV light wastewater