Enhanced Activity and Durability of Ir Single Atom Catalyst for Electrocatalytic Oxygen Evolution Reaction Through Synergistic Electronic Coupling with Co3O4 Matrix

Key Points

• To investigate how the electronic coupling between iridium single atom catalysts and a Co3O4 matrix affects the oxygen evolution reaction.
• Developed iridium single atom catalysts supported on a Co3O4 matrix.
• Evaluated the electrocatalytic performance for oxygen evolution under various conditions.
• Conducted electronic structure analysis to assess synergistic effects.
• The Ir single atom catalyst showed increased activity compared to unsupported counterparts.
• Durability tests revealed improved stability in the Co3O4 matrix environment.
• The synergistic coupling optimized electronic properties, leading to enhanced performance.

Abstract