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Neighboring effect in single-atom catalysts for the electrochemical carbon dioxide reduction reaction

  • Hon Ho Wong
  • , Mingzi Sun
  • , Tong Wu
  • , Cheuk Hei Chan
  • , Lu Lu
  • , Qiuyang Lu
  • , Baian Chen
  • , Bolong Huang*
  • *Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

121 Downloads (CityUHK Scholars)

Abstract

Although single-atom catalysts (SACs) have attracted enormous attention for their applications in the electrochemical reduction of CO2 (CO2RR) due to their extraordinary catalytic activity and well-defined active centers, neighboring effects and their influence on the electrochemical performance of SACs have not been well investigated. In this review, we present a summary of the neighboring effects on SACs for the CO2RR process, where the surrounding atoms not only induce electronic modulation of the metal atom but also participate in the CO2RR. Both theoretical and experimental studies have pointed out that the neighboring sites of the anchored metal center can provide second active/adsorption locations during the catalytic process, enhancing CO2RR performance tremendously. This review supplies advanced insights into the significant roles and impacts of neighboring effects on the catalytic process, which also benefit the development of advanced SACs to achieve efficient electrocatalysis. © 2023 The Authors.
Original languageEnglish
Article number100140
JournaleScience
Volume4
Issue number1
Online published11 May 2023
DOIs
Publication statusPublished - Feb 2024
Externally publishedYes

Funding

The authors gratefully acknowledge the support from the National Natural Science Foundation of China Grant Council of Hong Kong Joint Research Scheme (N_PolyU502/21), the funding for Projects of Strategic Importance of The Hong Kong Polytechnic University (Project Code: 1-ZE2V), Shenzhen Fundamental Research Scheme-General Program (JCYJ20220531090807017), the Natural Science Foundation of Guangdong Province (2023A1515012219) and Departmental General Research Fund (Project Code: ZVUL) from Department of Applied Biology and Chemical Technology of Hong Kong Polytechnic University. The authors also thank the support from Research Center for Carbon-Strategic Catalysis (RC-CSC), Research Institute for Smart Energy (RISE), and Research Institute for Intelligent Wearable Systems (RI-IWEAR) of the Hong Kong Polytechnic University.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 13 - Climate Action
    SDG 13 Climate Action

Research Keywords

  • Active sites
  • Atomic catalysts
  • Carbon dioxide reduction
  • Electronic modulations
  • Neighboring effect

Publisher's Copyright Statement

  • This full text is made available under CC-BY-NC-ND 4.0. https://creativecommons.org/licenses/by-nc-nd/4.0/

RGC Funding Information

  • RGC-funded

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