January 1, 2023

Tailoring acidic microenvironments for carbon-efficient CO2electrolysis over a Ni–N–C catalyst in a membrane electrode assembly electrolyzer

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Abstract

By tailoring the microenvironments of a Ni–N–C catalyst in an acidic MEA electrolyzer, we achieve a CO faradaic efficiency of 95% at 500 mA cm −2 , and the CO 2 loss is reduced by 86% at 300 mA cm −2 at pH 0.5, compared to alkaline CO 2 electrolysis.

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Authors

Hefei Li

Affiliated Hospital of Hebei University

Haobo Li

Nanyang Technological University

Pengfei Wei

Shenzhen University

Journals

Energy & Environmental Science

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Institutions

Chinese Academy of Sciences

University of Chinese Academy of Sciences

Dalian Institute of Chemical Physics

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Tailoring acidic microenvironments for carbon-efficient CO2electrolysis over a Ni–N–C catalyst in a membrane electrode assembly electrolyzer

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Abstract

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