Nature Communications (Jun 2021)

The origin of the high electrochemical activity of pseudo-amorphous iridium oxides

  • Marine Elmaalouf,
  • Mateusz Odziomek,
  • Silvia Duran,
  • Maxime Gayrard,
  • Mounib Bahri,
  • Cédric Tard,
  • Andrea Zitolo,
  • Benedikt Lassalle-Kaiser,
  • Jean-Yves Piquemal,
  • Ovidiu Ersen,
  • Cédric Boissière,
  • Clément Sanchez,
  • Marion Giraud,
  • Marco Faustini,
  • Jennifer Peron

DOI
https://doi.org/10.1038/s41467-021-24181-x
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 10

Abstract

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The origins of the superior catalytic activity of poorly crystallized Ir-based oxide material for the OER in acid is still under debate. Here, authors synthesize porous IrMo oxides to deconvolute the effect of Ir oxidation state from short-range ordering and show the latter to be a key factor.