Effects of particle size on surface electronic and electrocatalytic properties of Pt/TiO2 nanocatalysts

Sung Jong Yoo; Tae-Yeol Jeon; Kug-Seung Lee; Kyung-Won Park; Yung-Eun Sung

doi:10.1039/B916335B

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Effects of particle size on surface electronic and electrocatalytic properties of Pt/TiO₂ nanocatalysts†

Sung Jong Yoo,‡^a Tae-Yeol Jeon,^a Kug-Seung Lee,^a Kyung-Won Park^b and Yung-Eun Sung*^a

Author affiliations

* Corresponding authors

^a School of Chemical and Biological Engineering, Seoul National University, Shinlimdonsg 56-1, Seoul 151-742, Korea
E-mail: ysung@snu.ac.kr
Fax: 82-888-1604
Tel: 82-880-1889

^b Department of Chemical and Environmental Engineering, Soongsil University, Seoul 156-743, Korea
E-mail: kwpark@ssu.ac.kr
Fax: 82-2-812-5378
Tel: 82-2-820-0613

Abstract

Size-controlled Pt nanocatalysts embedded in TiO₂ were successfully synthesized by simultaneous dual-gun sputtering and were found to exhibit unique electronic properties depending on their size, which affected the potential of zero total charge, CO-bulk oxidation, and methanol oxidation reaction.

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Supplementary files

Experimental; Pt nanoparticle formation; analysis and stability of electrodes; Figures PDF (927K)

Article information

DOI: https://doi.org/10.1039/B916335B
Article type: Communication
Submitted: 07 srp 2009
Accepted: 16 lis 2009
First published: 30 lis 2009

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Chem. Commun., 2010,46, 794-796

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Effects of particle size on surface electronic and electrocatalytic properties of Pt/TiO₂ nanocatalysts

S. J. Yoo, T. Jeon, K. Lee, K. Park and Y. Sung, Chem. Commun., 2010, 46, 794 DOI: 10.1039/B916335B

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