Fig. 1
From: Fabrication of Gold Nanoparticles/Graphene-PDDA Nanohybrids for Bio-detection by SERS Nanotechnology

Fabrication of nanohybrids Au/graphene-PDDA
From: Fabrication of Gold Nanoparticles/Graphene-PDDA Nanohybrids for Bio-detection by SERS Nanotechnology
Fabrication of nanohybrids Au/graphene-PDDA