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Effect of TiO2 Particle Size on the Photocatalytic Reduction of CO2
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SYSNO ASEP 0326816 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Effect of TiO2 Particle Size on the Photocatalytic Reduction of CO2 Title Vliv velikosti částic TiO2 na fotokatalytickou redukci CO2 Author(s) Kočí, K. (CZ)
Obalová, L. (CZ)
Matějová, Lenka (UCHP-M) RID, ORCID, SAI
Plachá, D. (CZ)
Lacný, Z. (CZ)
Jirkovský, Jaromír (UFCH-W) RID
Šolcová, Olga (UCHP-M) RID, ORCID, SAISource Title Applied Catalysis B - Environmental. - : Elsevier - ISSN 0926-3373
Roč. 89, 3-4 (2009), s. 494-502Number of pages 9 s. Language eng - English Country NL - Netherlands Keywords CO2 reduction ; TiO2 ; photocatalysis Subject RIV CC - Organic Chemistry R&D Projects KAN400720701 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) CEZ AV0Z40720504 - UCHP-M (2005-2011) AV0Z40400503 - UFCH-W (2005-2011) UT WOS 000267203200025 DOI 10.1016/j.apcatb.2009.01.010 Annotation Pure TiO2 anatase particles with a crystallite diameters ranging from 4.5 to 29 nm were prepared by precipitation and sol-gel method, characterized by XRD, BET surface area measurement, UV-vis and SEM and tested in CO2 photocatalytic reduction. Methane and methanol were the main reduction products. The optimum particle size corresponding to the highest yields of both products was 14 nm. The observed optimum particle size is a result of competing effects of specific surface area, charge-carrier dynamics and light absorption efficiency. Workplace Institute of Chemical Process Fundamentals Contact Eva Jirsová, jirsova@icpf.cas.cz, Tel.: 220 390 227 Year of Publishing 2010
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