Efficient electrocatalysts are key requirements for the development of ecofriendly
electrochemical energy‐related technologies and devices. It is widely recognized that the …

This review offers a focused discussion on the recent progress of biomass-derived nitrogen-
doped porous carbon (NPC) and its applications. Various synthesis methods for biomass …

Non-precious iron-based catalysts (Fe–NCs) require high active site density to meet the
performance targets as cathode catalysts in proton exchange membrane fuel cells. Site …

Regulating the site density of single-atom catalysts (SACs) promotes the potential to
remarkably improve the performance of electrocatalysis, such as the oxygen reduction …

Replacing scarce and expensive platinum (Pt) with metal–nitrogen–carbon (M–N–C)
catalysts for the oxygen reduction reaction in proton exchange membrane fuel cells has …

Nitrogen-doped carbon materials featuring atomically dispersed metal cations (M–N–C) are
an emerging family of materials with potential applications for electrocatalysis. The …

Advances in the development of precious-group metal-free (PGM-free) catalysts for the
oxygen reduction reaction (ORR) in fuel cell cathodes have produced active catalysts that …

Atomically dispersed iron–nitrogen–carbon (Fe N C) catalysts have sparked great
interest by virtue of the highly active isolated FeN4 sites. The catalysts with pyrolysis …

Nonprecious metal heterogeneous catalysts composed of first-row transition metals
incorporated into nitrogen-doped carbon matrices (MN-Cs) have been studied for decades …

Metal‐containing nanoparticles (M‐NPs) in metal/nitrogen‐doped carbon (M‐N‐C) catalysts
have been considered hostile to the acidic oxygen reduction reaction (ORR). The relation …