Unraveling the evolution of exsolved Fe–Ni alloy nanoparticles in Ni-doped La<sub>0.3</sub>Ca<sub>0.7</sub>Fe<sub>0.7</sub>Cr<sub>0.3</sub>O<sub>3−<i>δ</i></sub> and their role in enhancing CO<sub>2</sub>–CO electrocatalysis
Haris Masood Ansari, Adam Bass, Nabeel Ahmad, Viola Birss
Abstract
In situ exsolved Fe–Ni nanoparticles anchored on a (La 0.3 Ca 0.7 ) 0.95 Fe 0.7 Cr 0.25 Ni 0.05 O 3− δ parent perovskite surface significantly enhance the CO oxidation kinetics, thus reaching excellent activity of the CO 2 reduction reaction.
Topics & Concepts
Materials scienceNanoparticleAlloyKineticsDopingPerovskite (structure)Chemical engineeringMineralogyMetallurgyNanotechnologyChemistryEngineeringQuantum mechanicsPhysicsOptoelectronicsAdvancements in Solid Oxide Fuel CellsElectronic and Structural Properties of OxidesCatalytic Processes in Materials Science