Nitrogen‐doped graphene quantum dots (N‐GQDs) with a size of 2.5–8.5 nm are ultra‐
uniformly grown in situ on thermally reduced graphene oxide (rGO) and are different from …

Here we report a remarkable transformation of nitrogen-doped multiwalled carbon
nanotubes (MWCNTs) to size selective nitrogen-doped graphene quantum dots (N-GQDs) …

Nitrogen-doped graphene quantum dots (N-GQDs) exhibit exciting properties in the oxygen
reduction reaction (ORR) for ample electrocatalytic edging and N-doped active sites …

Nitrogen doping carbon nanomaterial has become an important metal-free electrocatalyst
for oxygen reduction reaction (ORR) in fue cells. N-doped graphene quantum dots (N …

Rising energy demand has forced to look for new ways to convert energy. Graphene
quantum dots (GQD) has received extensive attention in many fields due to their low toxicity …

A new class of oxygen reduction reaction (ORR) catalysts based on graphene quantum dots
(GQDs) supported by graphene nanoribbons (GNRs) has been developed through a one …

Nitrogen-doped graphene quantum dots (NGQDs) prepared by hydrothermal treatment of
citric acid and urea were used as an effective support for platinum nanoparticles synthesized …

In this work, density functional theory (DFT) is used to investigate the effects of different
forms of H 3 O+, OH–, H 3 O and OH on oxygen reduction reaction (ORR) electrocatalytic …

Oxygen reduction is an important reaction involved in a diverse variety of energy storage
devices and also in many chemical and biological processes. However, the high cost of …

A simple way to produce an efficient metal-free oxygen reduction electrocatalyst from
graphene by generating nanopores in the matrix and subsequently establishing nitrogen …