Figure 2: XPS measurements.

(a) C 1s peak showing the deconvolution into two types of C, graphenic and C bonded to oxygen, and (b) Au 4f7/2 and 4f5/2 peaks showing the presence of this element in the
/ml-G surface.

(a) C 1s peak showing the deconvolution into two types of C, graphenic and C bonded to oxygen, and (b) Au 4f7/2 and 4f5/2 peaks showing the presence of this element in the
/ml-G surface.