The application of the magnetic nanocatalysts is a rapidly growing field for the development
of sustainable and green processes. Magnetic separation not only avoids the need for …

Graphene oxide (GO), as a metal-free and readily available carbocatalyst, has been
extensively applied in catalytic organic transformations. This minireview aims to give an …

In this study, a sulfonated oxidized activated carbon (SO3H-OAC) catalyst was prepared
through oxidation of activated carbon (OAC) followed by sulfonation and characterized by …

An interface modification layer plays an important role in improving the performance of
organic solar cells (OSCs). The structure design or doping of electrode interlayer materials …

Heterocyclic compounds such as spirooxindole, with five rings containing nitrogen, have an
important role in the realm of medicine. This study aims to synthesize the spirooxindole …

Carbon‐based‐materials, owing to their wide availability and low cost, have been utilized for
a variety of applications including heterogeneous catalysis. Various carbonaceous materials …

Graphene is considered a promising catalyst candidate due to its 2D nature, single-atom
thickness, zero bandgap and very high surface to volume ratio. Further, graphene oxide …

Immobilized piperazine on the surface of graphene oxide (piperazine-GO) is synthesized
and characterized by different methods such as FT-IR, solid-state 29Si {1H} and 13C {1H} …

The Brønsted acidity of graphene oxide (GO) materials has shown promising activity in
organic synthesis. However, roles and functionality of Lewis acid sites remain elusive …

Catalyst plays a central role in organic transformations. Designing an efficient, cheap, stable,
and green catalyst is the recent interest of chemists. Magnetic nanoparticles coated with …