▎ 摘 要
NOVELTY - A graphene nanosheet composite is obtained by simultaneously mixing gallic acid surface-treated magnetic nanoparticles and gold nanoparticles. USE - Graphene nanosheet composite for use in nano-optics, nanoelectronics, catalyst, nano-biotechnology applications. ADVANTAGE - The graphene nanosheet composite has excellent magnetic property, optical property, Raman reinforcement effect and polarized-light reinforcement effect. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for manufacture of graphene nanosheet composite.