The modulation effect has been widely investigated to tune the electronic state of single‐
atomic M‐N‐C catalysts to enhance the activity of oxygen reduction reaction (ORR) …

Introducing heteroatoms into atomically dispersed Fe–N4 sites with symmetric electron
distribution can adjust the imperfect oxygenated adsorption‐activation and promote oxygen …

An Fe–N–C catalyst with an FeN4 active moiety has gained ever-increasing attention for the
oxygen reduction reaction (ORR); however, the catalytic performance is sluggish in acidic …

Atomically dispersed Fe-NC catalysts are the most promising candidates alternatively to Pt-
based catalysts for oxygen reduction reaction (ORR). However, the ORR activity of Fe-N x …

Fe–N–C catalyst for oxygen reduction reaction (ORR) has been considered as the most
promising nonprecious metal catalyst due to its comparable catalytic performance to Pt in …

As an emerging platinum group metal-free material, metal-nitrogen-carbon (M− N− C)
catalysts are promising alternatives to Pt/C catalysts for the oxygen reduction reaction …

Single‐atom catalysts based on metal–N4 moieties and embedded in a graphite matrix
(defined as M N C) are promising for oxygen reduction reaction (ORR). However, the …

Single-atom catalysts have been considered as representative non-noble metal catalysts for
replacing the platinum catalyst. Fundamentally, the dispersion of metal atoms on a carbon …

Single atomic metal–N–C materials have attracted immense interest as promising
candidates to replace noble metal‐based electrocatalysts for the oxygen reduction reaction …

Atomically dispersed nitrogen‐coordinated 3d transition‐metal site on carbon support (M‐
NC) are promising alternatives to Pt group metal‐based catalysts toward oxygen reduction …