Aligned Vertical Mass Transfer Channels in 2D Monolayered Fe-N-C Carbon Honeycomb for Efficient Oxygen Reduction

Key Points

• To explore how aligned vertical mass transfer channels improve the efficiency of Fe-N-C electrocatalysts during oxygen reduction.
• Designed 2D Fe-N-C carbon honeycomb structures with vertical channels.
• Evaluated mass transfer capabilities using standard electrocatalytic tests.
• Measured oxygen reduction activity under controlled conditions.
• Aligned structures enhanced mass transfer rates significantly.
• Improved electrocatalytic activity for oxygen reduction was observed.
• The design led to a notable increase in efficiency compared to non-aligned structures.