Role of Fe decoration on the oxygen evolving state of Co<sub>3</sub>O<sub>4</sub> nanocatalysts
Felix T. Haase, Eduardo Ortega, Sascha Saddeler, Franz-Philipp Schmidt, Daniel Cruz, Fabian Scholten, Martina Rüscher, Andrea Martini, Hyo Sang Jeon, Antonia Herzog, Uta Hejral, Earl M. Davis, Janis Timoshenko, Axel Knop‐Gericke, Thomas Lunkenbein, Stephan Schulz, Arno Bergmann, Beatriz Roldán Cuenya
Abstract
Electrocatalytic OER activity of Co 3 O 4 is enhanced by Fe near-surface decoration with a more pronounced formation of Co–FeO x (OH) y reaction zones comprising distinct redox-active Fe 3+ and Co 2+ sites as shown by comprehensive operando studies.
Topics & Concepts
Nanomaterial-based catalystOxygenState (computer science)Materials scienceChemistryNanotechnologyComputer scienceNanoparticleOrganic chemistryAlgorithmElectrocatalysts for Energy ConversionCatalytic Processes in Materials ScienceCopper-based nanomaterials and applications