Tailoring acidic microenvironments for carbon-efficient CO 2 electrolysis over a Ni–N–C catalyst in a membrane electrode assembly electrolyzer
Dalian Institute of Chemical Physics · Chinese Academy of Sciences · +3 more institutions
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.
Citation impact
- FWCI
- 11.15
- Percentile
- 100%
- References
- 39
Authors
8- HLHefei Li
Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian National Laboratory for Clean Energy, Collaborative Innovation Center of Chemistry for Energy Materials, University of Chinese Academy of Sciences
- HLHaobo Li
Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian National Laboratory for Clean Energy, Collaborative Innovation Center of Chemistry for Energy Materials, University of Chinese Academy of Sciences
- PWPengfei Wei
Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian National Laboratory for Clean Energy, Collaborative Innovation Center of Chemistry for Energy Materials, University of Chinese Academy of Sciences
- YWYi Wang
Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian National Laboratory for Clean Energy, Collaborative Innovation Center of Chemistry for Energy Materials, University of Chinese Academy of Sciences
- YZYipeng Zang
Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian National Laboratory for Clean Energy, Collaborative Innovation Center of Chemistry for Energy Materials
Topics & keywords
- Electrolysis
- Catalysis
- Faraday efficiency
- Carbon fibers
- Electrode
- Inorganic chemistry
- Membrane electrode assembly
- Membrane
Funding
- DHDalian High-Level Talent Innovation ProgramAward: 2020RQ038
- NNNational Natural Science Foundation of ChinaAwards: 92045302, 22002155, 22125205
- CAChinese Academy of SciencesAward: XDA21061010
- NSNatural Science Foundation of Liaoning ProvinceAward: 2021-MS-022
- DIDalian Institute of Chemical PhysicsAward: DICP I202203
- NKNational Key Research and Development Program of ChinaAward: 2021YFA1501503
- FRFundamental Research Funds for the Central UniversitiesAward: 20720220008
- YIYouth Innovation Promotion AssociationAward: Y201938
- DNDalian National Laboratory for Clean EnergyAward: DNL202007