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Highly efficient H2 generation by oxide nanostructures
MARIO MIKI YOSHIDA
PATRICIA AMEZAGA MADRID
PEDRO PIZA RUIZ
WILBER ANTUNEZ FLORES
VIRGINIA HIDALINA COLLINS MARTINEZ
Acceso Abierto
Sin Derechos Reservados
Oxide
Oxide based nanostructures were grown by aerosol assisted chemical vapour deposition onto borosilicate glass substrates covered by a TiO2 thin film as a buffer. Details of the experimental setup and general synthesis conditions were reported elsewhere1,2. Nanostructures were a multilayered coating composed by: oxides of Ti, Ti-Fe, Ti-Ni, and TiOx-FeOx. All the nanostructures were covered by a continuous layer of Pt nanoparticles. Microstructure of the samples were analysed by electron microscopy and x-ray diffraction. Optical properties were also determined in the UV-visible-near IR interval. Finally photocatalytic generation of H2 was evaluated in a batch reactor under visible light irradiation, using a filtered low vapour pressure Hg lamp of 250 W. H2 evolution was tested every hour by gas chromatography. Table 1 resumes the principal characteristics of the different coatings and generated H2 in μmol.h-1.g-1, taking into account their mass.
2015
Memoria de congreso
Inglés
OTRAS
Versión revisada
submittedVersion - Versión revisada
Aparece en las colecciones: Artículos de Congresos

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