Fig. 3

AFM images of the deposited gold film a before and b after annealing at 600 °C for 1 h. The RMS surface roughness value was reduced from 1.89 to 0.87 nm as measured by AFM
AFM images of the deposited gold film a before and b after annealing at 600 °C for 1 h. The RMS surface roughness value was reduced from 1.89 to 0.87 nm as measured by AFM