Local microenvironment tuning induces switching between electrochemical CO2 reduction pathways

Local microenvironment tuning induces switching between electrochemical CO2 reduction pathways

Journal of Materials Chemistry A

10.1039/D3TA02558F

http://dx.doi.org/10.1039/d3ta02558f

Surani Bin Dolmanan, Annette Böhme, Ziting Fan, Alex J. King, Aidan Q. Fenwick, Albertus Denny Handoko, Wan Ru Leow, Adam Z. Weber, Xinbin Ma, Edwin Khoo, Harry A. Atwater, Yanwei Lum

General Materials Science, General Chemistry, Sustainability and the Environment, renewable energy

30 May 2023

Dolmanan, S. B., Böhme, A., Fan, Z., King, A. J., Fenwick, A. Q., Handoko, A. D., Leow, W. R., Weber, A. Z., Ma, X., Khoo, E., Atwater, H. A., & Lum, Y. (2023). Local microenvironment tuning induces switching between electrochemical CO2 reduction pathways. Journal of Materials Chemistry A, 11(25), 13493–13501. https://doi.org/10.1039/d3ta02558f

We show that the pore size of the gas-diffusion layer used in electrochemical CO2 reduction affects CO2 mass transport. This directly influences the local reaction microenvironment, controlling the selectivity between CO and formate on Ag catalysts.

Publisher Copyright

This research / project is supported by the A-STAR - LCERFI program
Grant Reference no. : U2102d2002

This research / project is supported by the A-STAR - Career Development Award
Grant Reference no. : 202D800037

Acknowledge support from the Liquid Sunlight Alliance, which is supported by the U.S. Department of Energy, Office of Science, Office of Basic Energy Sciences, Fuels from Sunlight Hub under Award Number DE-SC0021266, the National Science Foundation Graduate Research Fellowship under Grant No. DGE 2146752.

https://oar.a-star.edu.sg/communities-collections/articles/19195

2050-7496
2050-7488

Institute of Materials Research and Engineering