Core–shell Cu@Cu2O nanoparticles on reduced graphene oxide (Cu@Cu2O NPs–RGO).
Ligand free N-arylation of N-heterocycles under aerobic condition.
N-arylation of N-heterocycles in short reaction time.
EDS, FT-IR, Raman, SEM, TEM, XRD, and XPS characterization of Cu@Cu2O NPs–RGO.