Catalysis Letters

, Volume 143, Issue 5, pp 406–410

Methane Oxidation by Lanthanum Oxide Doped with Cu, Zn, Mg, Fe, Nb, Ti, Zr, or Ta: The Connection Between the Activation Energy and the Energy of Oxygen-Vacancy Formation

Article

DOI: 10.1007/s10562-013-0985-7

Cite this article as:
Derk, A.R., Li, B., Sharma, S. et al. Catal Lett (2013) 143: 406. doi:10.1007/s10562-013-0985-7

Abstract

We measure the effective activation energy of methane oxidation catalyzed by La2O3 doped with Cu, Zn, Mg, Fe, Nb, Ti, Zr, or Ta. We find that the measured activation energy is a linear function of the calculated energy of oxygen-vacancy formation.

Graphical Abstract

https://static-content.springer.com/image/art%3A10.1007%2Fs10562-013-0985-7/MediaObjects/10562_2013_985_Figa_HTML.gif

Keywords

Heterogeneous catalysisActivation energyOxidationLanthanaMethaneDoped oxide

Copyright information

© Springer Science+Business Media New York 2013

Authors and Affiliations

  1. 1.Department of Chemical EngineeringUniversity of CaliforniaSanta BarbaraUSA
  2. 2.Shenyang National Laboratory for Materials ScienceInstitute of Metal Research, Chinese Academy of SciencesShenyangChina
  3. 3.ChemistryIIT Gandhinagar, VGEC CampusAhmedabadIndia
  4. 4.Department of Chemistry & BiochemistryUniversity of CaliforniaSanta BarbaraUSA