Enhanced catalytic activity of perovskite La<sub>1−<i>x</i></sub>Sr<sub><i>x</i></sub>MnO<sub>3+<i>δ</i></sub> for the oxygen reduction reaction
Wencong Wang, Wei Liu, Masao Kamiko, Shunsuke Yagi
Abstract
The relationship between the ORR catalytic activity of LaMnO 3+ δ and its Mn–O bond length was examined by replacing La with Sr, and it was found that the shorter the bond length, the higher the activity.
Topics & Concepts
ChemistryPerovskite (structure)CatalysisBond lengthOxygenOxygen reduction reactionCrystallographyX-ray crystallographyInorganic chemistryPhysical chemistryDiffractionCrystal structureOrganic chemistryPhysicsElectrodeElectrochemistryOpticsElectrocatalysts for Energy ConversionCatalytic Processes in Materials ScienceAdvancements in Solid Oxide Fuel Cells