Facile synthesis of Er-MOF/Fe2O3 nanocomposite for oxygen evolution reaction

Bushra Shabbir, Mohd Zahid Ansari*, Sumaira Manzoor, Abdul Ghafoor Abid, Mehar Un Nisa, Ahmed M. Shawky, Sami Znaidia, Salma Aman, Muhammad Naeem Ashiq*, T. A. Taha

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

Currently, energy disasters and environmental contamination are of worldwide concern, and to replace the dependency on fossil fuels, it is required to use a different alternate energy resource. to confirm a green and sustainable future. In the current effort, simple Er-MOF and its nanocomposite (Er-MOF/Fe2O3) were manufactured through hydrothermal method which freshly produced on the conducting surface of NF (Nickle Foam) for OER (oxygen evolution reaction) in 1.0 M KOH electrolyte. The synthesized materials were determined through various analytical methods to study the structure, porosity and morphology by using X-ray Diffraction Analysis (XRD), Brunauer Emmet-Teller (BET) and Scanning Electron Microscopy (SEM), and studies, respectively. The water-splitting measurement of the fabricated composite material showed the outstanding oxygen activity for oxygen evolution reaction and observed lower overpotential of 216 mV to achieve a current density of 10 mA/cm2, a lower onset potential of 1.43 V through lower Tafel slope of 47 mV/dec. Hence, present effort may present a novel opportunity. avenue for OER.

Original languageEnglish
Article number126861
JournalMaterials Chemistry and Physics
Volume292
DOIs
StatePublished - 1 Dec 2022
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2022 Elsevier B.V.

Keywords

  • Alkaline media
  • MOF
  • Nanocomposite
  • OER

ASJC Scopus subject areas

  • General Materials Science
  • Condensed Matter Physics

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