Fe-doping induced morphological changes, oxygen vacancies and Ce 3+ –Ce 3+ pairs in CeO 2 for promoting electrocatalytic nitrogen fixation

Chu, Ke; Cheng, Yonghua; Li, Qing-qing; Liu, Yaping; Tian, Ye

doi:10.1039/c9ta14260f

Public

Fe-doping induced morphological changes, oxygen vacancies and Ce 3+ –Ce 3+ pairs in CeO 2 for promoting electrocatalytic nitrogen fixation

Published in Journal of Materials Chemistry A • Jan 1, 2020

Authors:

Ke Chu

Yonghua Cheng

Qing-qing Li

Abstract

Fe-doping induced synergetic effects, including the morphological change of crystalline CeO 2 to partial-amorphous nanosheets, enriched O-vacancies and active Ce 3+ –Ce 3+ pairs, were all responsible for the significantly enhanced NRR activity of Fe-CeO 2 .

Subject

Doping

Amorphous solid

Oxygen

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