Porous nanostructures have been widely studied as electrocatalysts since they are
structurally advantageous for enhancing the mass transport and providing accessible active …

Ultrathin two-dimensional metal–organic frameworks (2D MOFs) have recently attracted
extensive interest in various catalytic fields (eg, electrocatalysis, photocatalysis …

Atomically dispersed metal-nitrogen-carbon (M− N− C) oxygen reduction reaction (ORR)
catalysts have been proven as one of the most promising non-precious metal catalysts. In …

The fuel cell is an electrochemical device that can directly convert the chemical energy of
fuels into electrical energy through a chemical reaction at the interface of the electrode and …

In recent years, as one of the most promising candidates to replace platinum-based catalysts
for the oxygen reduction reaction (ORR), atomically dispersed transition metal/nitrogen …

The intrinsically sluggish kinetics of the oxygen reduction reaction (ORR) and overuse of
expensive and unstable Pt-based catalysts have severely hampered the development of …

Oxygen reduction reaction (ORR) is an important electrochemical process for renewable
energy conversion and storage applications such as fuel cells and metal‐air batteries. ORR …

Fe single-atom catalysts still suffer from unsatisfactory intrinsic activity and durability for
oxygen reduction reaction (ORR). Herein, the coexisting Fe single atoms and nanoparticles …

Diminishing the size of active sites in catalysts is promising to improve the kinetics of oxygen
reduction reaction (ORR) and reduce the cost of metal–air batteries. However, the facile …

Single-atom catalysts (SACs) provide the most efficient metal utilization for various catalytic
reactions. Meanwhile, hierarchical pore structures play a decisive role in determining the …