Topics in Catalysis

, Volume 52, Issue 6–7, pp 808–812 | Cite as

Active Center Induced by Vibronic Interactions in V2O5/SiO2

  • Tohru Sato
  • Naoya Iwahara
  • Ken Tokunaga
  • Kazuyoshi Tanaka
  • Tsunehiro Tanaka
Original Paper

Abstract

The vibronic interactions in a photocatalyst, isolated vanadium oxide on silica, is investigated theoretically employing a vibronic model. The T 1 state gives rise to a Jahn-Teller distortion after the excitation. The HOMO is destabilized against the JT distortion, while the system is stabilized because of the JT effect.

Keywords

Vibronic coupling Jahn-Teller effect Photocatalyst Vanadium oxide 

Notes

Acknowledgments

Numerical calculation was partly performed in the Supercomputer Laboratory of Kyoto University and Research Center for Computational Science, Okazaki, Japan. This work was partially supported by Grant-in-Aid for Scientific Research on Priority Areas, “Molecular theory for real system” (20038028) from the Ministry of Education, Culture, Sports, Science and Technology (MEXT).

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Copyright information

© Springer Science+Business Media, LLC 2009

Authors and Affiliations

  • Tohru Sato
    • 1
    • 2
  • Naoya Iwahara
    • 2
  • Ken Tokunaga
    • 2
    • 4
  • Kazuyoshi Tanaka
    • 2
    • 3
  • Tsunehiro Tanaka
    • 2
  1. 1.Fukui Institute for Fundamental ChemistryKyoto UniversityKyotoJapan
  2. 2.Department of Molecular Engineering, Graduate School of EngineeringKyoto UniversityKyotoJapan
  3. 3.Core Research for Evolutional Science and Technology, Japan Science and Technology Agency (JST-CREST)KawaguchiJapan
  4. 4.Research and Development Center for Higher EducationKyushu UniversityFukuokaJapan

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