Stabilization of a nanoporous NiCu dilute alloy catalyst for non-oxidative ethanol dehydrogenation

Author:

Janvelyan Nare1234,van Spronsen Matthijs A.12345ORCID,Wu Cheng Hao5674,Qi Zhen89104ORCID,Montemore Matthew M.11234ORCID,Shan Junjun1213144,Zakharov Dmitri N.1516174,Xu Fang1234ORCID,Boscoboinik J. Anibal1516174ORCID,Salmeron Miquel B.567418,Stach Eric A.1516174,Flyztani-Stephanopoulos Maria1213144,Biener Juergen89104ORCID,Friend Cynthia M.123411ORCID

Affiliation:

1. Department of Chemistry and Chemical Biology

2. Harvard University

3. Cambridge

4. USA

5. Materials Sciences Division

6. Lawrence Berkeley National Laboratory

7. Berkeley

8. Nanoscale Synthesis and Characterization Laboratory

9. Lawrence Livermore National Laboratory

10. Livermore

11. John A. Paulson School of Engineering and Applied Sciences

12. Department of Chemical and Biological Engineering

13. Tufts University

14. Medford

15. Center for Functional Materials

16. Brookhaven National Laboratory

17. Upton

18. Department of Materials Science & Engineering

Abstract

In situ and ex situ X-ray photoelectron spectroscopy and electron-microscopy reveal that the stability of nanoporous NiCu alloy catalysts for non-oxidative ethanol dehydrogenation improves by generating kinetically trapped Ni2+ subsurface states.

Funder

U.S. Department of Energy

National Science Foundation

Publisher

Royal Society of Chemistry (RSC)

Subject

Catalysis

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