Journal
CHEMPHYSCHEM
Volume 16, Issue 9, Pages 1842-1845Publisher
WILEY-V C H VERLAG GMBH
DOI: 10.1002/cphc.201500141
Keywords
gold; H-2 evolution; light harvester; nanoparticles; photocatalysis
Funding
- Spanish Ministry of Economy and Competitiveness [CTQ2012-32315]
- Generalitat Valenciana [Prometeo 2013/014]
- Spanish CSIC
- Severo Ochoa program
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An investigation of hydrogen production with a series of Au/TiO2 photocatalysts reveals that the Au nanoparticles play different roles depending on the wavelength of the light irradiation. Under visible-light irradiation, the photoactivity is primarily controlled by the intensity of the Au surface plasmon band, whereas under UV irradiation the Au nanoparticles act as co-catalysts with TiO2.
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