Synthesis of Dendritic Silver Nanoparticles and Their Applications as SERS Substrates
Figure 2
The SEM micrograph of Ag nanostructure electrochemically deposited in 0.2 mM Ag2SO4 with the overpotential of −0.25 V: (a) Low magnification, (b) EDX result, (c) high magnification, and (d) ultra-high magnification.