Electrocatalysis is one of the most promising energy conversion technologies in generating
sustainable and clean energy sources to remedy excessive consumption of traditional fossil …

Carbon materials, especially Vulcan XC-72 carbon black, are the most widely used catalyst
support in low temperature fuel cells. Several disadvantages of these catalyst supports …

Waste coffee grounds were activated by KOH at various pyrolysis temperatures, changing
the ratio of the area of the mesoporous structure to that of the microporous structure, the …

Nitrogen–carbon (N–C) species is a potential electrocatalyst for oxygen reduction reaction
(ORR) in electrochemical energy conversion cells, but its mechanistic origin of ORR on the …

Supercapacitors are beneficial as energy storage devices and can obtain high capacitance
values greater than conventional capacitors and high power densities compared to …

Heteroatom-doped carbon materials have been one of the most remarkable families of
materials with promising applications in fuel cells, supercapacitors, and batteries. Among …

Abstract One-dimensional (1D) nanomaterials have gained attention in energy conversion,
storage, and catalyst due to the unique physical and chemical properties. Electrospinning is …

In recent years, non-precious metal electrocatalysts for oxygen reduction reaction (ORR)
have attracted tremendous attention due to their high catalytic activity, long-term stability and …

In this work, oxygen reduction reaction (ORR) electrocatalysts Fe/Ni bimetal and nitrogen co-
doped porous carbon fibers (Fe x/Ni y-NPCF), derived from electrospun nanofiber, have …

Developing efficient and cost-effective oxygen reduction reaction (ORR) catalysts for fuel
cells is quite necessary but still full of challenges. In this study, tungsten nitride nanosheets …