green synthesis, defect engineering, dilute magnetic oxides, photocatalysis, spin-dependent photocatalysis, multifunctionality.
Circular economy, Coffea arabica, green chemistry, Hydrogen evolution reaction, Metallic Nanoparticles, Paullinia cupana (guaraná)
Nanostructures, Surfactant, Microwave, Photoluminescence, Photocatalysis.