Exploring the Synergistic Effect of Novel Ni-Fe in 2D Bimetallic Metal-Organic Frameworks for Enhanced Electrochemical Reduction of CO2

Rashid Iqbal*, Muhammad Bilal Akbar, Aziz Ahmad, Arshad Hussain, Naveed Altaf, Shumaila Ibraheem, Ghulam Yasin, Muhammad Abubaker Khan, Mohammad Tabish, Anuj Kumar, Muhammad K. Majeed*, Adil Saleem*, Sajjad Ali*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

61 Scopus citations

Abstract

The two-dimensional (2D) metal-organic frameworks (MOFs) have capabilities to reduce CO2 with high Faradaic efficiency (FE). Herein, the role of incorporating bimetallic Ni and Fe into newly constructed MOFs is studied. This work highlights the use of bimetallic synergistic effect with surrounded nitrogen atoms, opening new avenues for efficient electrocatalytic reduction of CO2. This MOF Ni-Fe contains moieties surrounded by four nitrogen atoms via covalent bonding, which resembles the porphyrin-based molecular units as selective and effective homogeneous CO2 reduction electrocatalysts. Besides, density functional theory (DFT) also helps to figure out that the incorporation combination of metals helps achieve the high FE of 98.2% with stability up to 30 h under a low applied potential of −0.5 V versus reversible hydrogen electrode (RHE). These results offer a promising avenue to develop and optimize the MOFs-based electrocatalysts for electrochemical conversion of CO2.

Original languageEnglish
Article number2101505
JournalAdvanced Materials Interfaces
Volume9
Issue number1
DOIs
StatePublished - 5 Jan 2022
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2021 Wiley-VCH GmbH

ASJC Scopus subject areas

  • Mechanics of Materials
  • Mechanical Engineering

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