Subsurface oxygen reduction reaction activity on Ti<sub>2</sub>N MXene revealed by<i>in situ</i>Raman spectroelectrochemistry
Eugenie Pranada, Denis Johnson, Ray Yoo, Abdoulaye Djire
Abstract
In situ Raman spectroscopy reveals that the subsurface of Ti 2 N nitride MXene is the active site for oxygen reduction reaction. We also report that the Ti 2 N MXene is more active than Ti 3 C 2 MXene and more stable than Ti 3 C 2 and 10% Pt/C.
Topics & Concepts
Raman spectroscopyIn situOxygenNitrideRedoxActive oxygenMaterials scienceChemistryInorganic chemistryNanotechnologyOrganic chemistryOpticsPhysicsLayer (electronics)MXene and MAX Phase MaterialsAdvanced Photocatalysis TechniquesElectrocatalysts for Energy Conversion