Nat. Catal.-Cu catalysts for Selective C–C coupling

Metal ion cycling of Cu foil for selective C–C coupling in electrochemical CO2 reduction

Kun Jiang, Robert B. Sandberg, Austin J. Akey, Xinyan Liu, David C. Bell, Jens K. Nørskov, Karen Chan & Haotian Wang
1.Rowland Institute, Harvard University, Cambridge, MA, USA
2.SUNCAT Center for Interface Science and Catalysis, Department of Chemical Engineering, Stanford University, Stanford, CA, USA
3.SUNCAT Center for Interface Science and Catalysis, SLAC National Accelerator Laboratory, Menlo Park, CA, USA
Nature Catalysis volume 1, pages 111–119 (2018)
© 2018 Macmillan Publishers Limited, part of Springer Nature. All rights reserved.

By tuning the facet exposure on Cu foil through the metal ion battery cycling, selective C-C coupling was achieved with a highest C2+ Faradaic efficiency of over 60%, H2 below 20%, and a corresponding C2+ partial current density of more than 40 mA/cm2.

Image: Demin Liu (MolGraphics), Kun Jiang (Harvard University) and Haotian Wang (Harvard University). Cover Design: Karen Moore.