• Media type: E-Article
  • Title: Formation of Unexpectedly Active Ni-Fe Oxygen Evolution Electrocatalysts by Physically Mixing Ni and Fe Oxyhydroxides
  • Contributor: Gorlin, Mikaela [Author]; Chernev, Petko [Author]; Paciok, Paul [Author]; Tai, Cheuk-Wai [Author]; Ferreira de Araujo, Jorge [Author]; Reier, Tobias [Author]; Heggen, Marc [Author]; Dunin-Borkowski, R. [Author]; Strasser, Peter [Author]; Dau, Holger [Author]
  • imprint: Soc., 2019
  • Published in: Chemical communications 55(6), 818-821 (2019). doi:10.1039/C8CC06410E
  • Language: English
  • DOI: https://doi.org/10.1039/C8CC06410E
  • ISSN: 1359-7345; 0009-241X; 2050-5620; 1364-548X; 0022-4936; 2050-5639
  • Origination:
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  • Description: We present an unusual, yet facile, strategy towards formation of physically mixed Ni–Fe(OxHy) oxygen evolution electrocatalysts. We use in situ X-ray absorption and UV-vis spectroscopy, and high-resolution imaging to demonstrate that physical contact between two inferior Ni(OH)2 and Fe(OOH) catalysts self-assemble into atomically intermixed Ni–Fe catalysts with unexpectedly high activity.
  • Access State: Open Access