Table 1: The position of G band and values of 𝐼 D / 𝐼 G obtained from Raman spectra.

SamplesG band position (cm−1) 𝐼 D / 𝐼 G

GO1597.21.6
ILGO1592.51.9
GO- A u C l 4 1590.42.0
RGO-Au1587.62.2