Communication

Generating Highly Active Partially Oxidized Platinum during Oxidation of Carbon Monoxide over Pt/Al2O3: In Situ, Time-Resolved, and High-Energy-Resolution X-Ray Absorption Spectroscopy†

  1. Jagdeep Singh1,
  2. Evalyn M. C. Alayon1,
  3. Moniek Tromp Dr.2,
  4. Olga V. Safonova Dr.3,
  5. Pieter Glatzel Dr.4,
  6. Maarten Nachtegaal Dr.5,
  7. Ronald Frahm Prof. Dr.6,
  8. Jeroen A. van Bokhoven Prof. Dr.1

Article first published online: 29 OCT 2008

DOI: 10.1002/anie.200803427

Issue

Angewandte Chemie International Edition

Angewandte Chemie International Edition

Volume 47, Issue 48, pages 9260–9264, November 17, 2008

Additional Information

How to Cite

Singh, J., Alayon, Evalyn M. C., Tromp, M., Safonova, Olga V., Glatzel, P., Nachtegaal, M., Frahm, R. and van Bokhoven, Jeroen A. (2008), Generating Highly Active Partially Oxidized Platinum during Oxidation of Carbon Monoxide over Pt/Al2O3: In Situ, Time-Resolved, and High-Energy-Resolution X-Ray Absorption Spectroscopy. Angew. Chem. Int. Ed., 47: 9260–9264. doi: 10.1002/anie.200803427

Author Information

  1. 1

    Institute of Chemical and Bioengineering, ETH Zürich, 8093 Zürich (Switzerland), Fax: (+41) 43-362-1162, http://www.vanbokhoven.ethz.ch/

  2. 2

    School of Chemistry, University of Southampton (UK)

  3. 3

    Swiss Norwegian Beamlines (SNBL), ESRF, Grenoble (France)

  4. 4

    European Synchrotron Radiation Facility (ESRF), Grenoble (France)

  5. 5

    Paul Scherrer Institut, Villigen (Switzerland)

  6. 6

    Fachbereich C/Physik, Universität Wuppertal (Germany)

  1. †

    This work was supported by the EPSRC (EP/E060404/1) (M.T.) and the Swiss National Science Foundation (SNF) (J.S., E.M.C.A., J.A.v.B.) E.M.C.A. thanks the MAMASELF programme for financial support.

Publication History

  1. Issue published online: 12 NOV 2008
  2. Article first published online: 29 OCT 2008
  3. Manuscript Received: 15 JUL 2008

Funded by

  • EPSRC. Grant Number: EP/E060404/1
  • Swiss National Science Foundation (SNF)

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Keywords:

  • CO oxidation;
  • heterogeneous catalysis;
  • platinum;
  • X-ray absorption spectroscopy
Thumbnail image of graphical abstract

High activity is generated by sudden formation of disordered oxidic platinum over a platinum catalyst supported on alumina (see picture). High temperature and low concentration of carbon monoxide are required to generate high activity.

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