Phosphorus‐Modulated Cobalt Nanosheets with Confined Metal Defects for Enhanced Kinetics in Nitrite‐Glycerol Co‐Electrolysis DOI Open Access
Zhangjing Yu, Kai Chen, Yun Tong

и другие.

Advanced Functional Materials, Год журнала: 2025, Номер unknown

Опубликована: Март 27, 2025

Abstract Exploring advanced electrocatalysts for the paired electrolysis of nitrite reduction reaction (NO 2 RR) and glycerol oxidation (GOR) is significance co‐production value‐added chemicals, but remains a great challenge. Herein, novel phosphorus‐modulated cobalt nanosheet with low‐coordination metallic sites (P 3 ‐Co) developed as an electrocatalyst efficient nitrite‐glycerol co‐electrolysis. The membrane electrode assembled NO RR‖GOR electrolyzer realizes promising operation performance high Faradaic efficiencies yields NH (98.2%, 29.3 mg h −1 cm −2 ) formate (93.4%, 85.7 at 1.5 V, well superior catalytic stability over long‐term 300 100 mA . in situ characterizations theoretical calculations are employed to reveal origin intrinsic activity P ‐Co, suggesting that metal Co defects P‐modulation beneficial optimizing electronic structure adsorption/activation barriers N‐containing intermediates accelerated conversion kinetics both GOR RR. This work offers guidance exploiting highly‐active generation high‐value‐added products.

Язык: Английский

Phosphorus‐Modulated Cobalt Nanosheets with Confined Metal Defects for Enhanced Kinetics in Nitrite‐Glycerol Co‐Electrolysis DOI Open Access
Zhangjing Yu, Kai Chen, Yun Tong

и другие.

Advanced Functional Materials, Год журнала: 2025, Номер unknown

Опубликована: Март 27, 2025

Abstract Exploring advanced electrocatalysts for the paired electrolysis of nitrite reduction reaction (NO 2 RR) and glycerol oxidation (GOR) is significance co‐production value‐added chemicals, but remains a great challenge. Herein, novel phosphorus‐modulated cobalt nanosheet with low‐coordination metallic sites (P 3 ‐Co) developed as an electrocatalyst efficient nitrite‐glycerol co‐electrolysis. The membrane electrode assembled NO RR‖GOR electrolyzer realizes promising operation performance high Faradaic efficiencies yields NH (98.2%, 29.3 mg h −1 cm −2 ) formate (93.4%, 85.7 at 1.5 V, well superior catalytic stability over long‐term 300 100 mA . in situ characterizations theoretical calculations are employed to reveal origin intrinsic activity P ‐Co, suggesting that metal Co defects P‐modulation beneficial optimizing electronic structure adsorption/activation barriers N‐containing intermediates accelerated conversion kinetics both GOR RR. This work offers guidance exploiting highly‐active generation high‐value‐added products.

Язык: Английский

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