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Highly Ethylene-Selective Electrocatalytic CO2 Reduction Enabled by Isolated Cu−S Motifs in Metal–Organic Framework Based Precatalysts
Angewandte Chemie International Edition ( IF 16.6 ) Pub Date : 2021-10-23 , DOI: 10.1002/anie.202111700
Chun Fang Wen 1 , Min Zhou 2 , Peng Fei Liu 1 , Yuanwei Liu 1 , Xuefeng Wu 1 , Fangxin Mao 1 , Sheng Dai 3 , Beibei Xu 4 , Xue Lu Wang 4 , Zheng Jiang 5 , P Hu 2, 6 , Shuang Yang 1 , Hai Feng Wang 2 , Hua Gui Yang 1
Affiliation  

A S-HKUST-1 precatalyst with stable isolated Cu−S motifs was prepared by the strategy of local sulfur doping. The precatalyst can be in situ reconstructed to obtain a Cu(S) matrix with active biphasic copper/copper sulfide interfaces, which delivers a current density of 400 mA cm−2 with Faradaic efficiency of ethylene to 57.2 % in the flow cell.
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中文翻译:

基于金属-有机骨架的预催化剂中分离的 Cu-S 基团实现高度乙烯选择性电催化 CO2 还原

通过局部硫掺杂策略制备了具有稳定分离的 Cu-S 基序的 S-HKUST-1 预催化剂。可以原位重构预催化剂以获得具有活性双相铜/硫化铜界面的 Cu(S) 基质,其提供 400 mA cm -2的电流密度,乙烯的法拉第效率在流通池中达到 57.2%。
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更新日期:2021-10-23
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