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Metal-free Se-based...
Metal-free Se-based tetra-doped carbon catalyst for high-selective electro-reduction of CO2 into CO
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Sun, Yan (författare)
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Zhao, Kai (författare)
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Deng, Ximing (författare)
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- Zhang, Miao, 1990- (författare)
- Stockholms universitet,Institutionen för material- och miljökemi (MMK)
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Wang, Xiaolong (författare)
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Wang, Wei (författare)
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(creator_code:org_t)
- 2023
- 2023
- Engelska.
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Ingår i: Journal of Environmental Chemical Engineering. - 2213-3437. ; 11:5
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- In electrocatalytic CO2 reduction reaction (CO2RR), metal-free Se-based multi-doping carbon has become a new focus. In this paper, a series of metal-free Se, B, P, N doped carbon-based catalysts (Se-BP-N-C) were prepared by a simple and scalable pyrolysis method. The electrocatalytic CO2 reduction results show that, the main product on Se-BP-N-C catalyst is CO, and there are no other by-products except H2. Specifically, the optimal one prepared at 1050 °C (named Se-BP-N-C (1050)), can selectively reduce CO2 into CO with Faradaic efficiency (FE) up to 96.2% (at − 0.5 V), and maintains long-term stability after continuous electrolysis for 10 h in a flow cell (current density remained 82.7%). This study would provide a good reference for designing advanced efficient metal-free catalysts in electrocatalysis.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Kemiteknik -- Kemiska processer (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Chemical Engineering -- Chemical Process Engineering (hsv//eng)
Nyckelord
- Metal-free
- Electrocatalyst
- CO production
- CO2 reduction reaction
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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