Plasma-Induced Reconstruction of FeNi Alloy Nanoparticles on Carbon Nanotubes toward Highly Efficient OER

Key Points

• To investigate the effects of O₂ plasma treatment on the electrocatalytic performance of FeNi alloy nanoparticles supported on carbon nanotubes for OER.
• Characterization of FeNi-CNTs before and after plasma treatment.
• Electrocatalytic activity assessment toward OER post-treatment.
• Comparison of performance metrics with untreated samples.
• Significant enhancement in OER activity observed after plasma treatment.
• Improved electrochemical performance linked to structural changes in FeNi nanoparticles.
• Detailed characterization confirms the catalytic efficiency is tied to surface modifications.