Figure 5.
SERS spectra and intensities. (a) SERS spectra of 4-ATP at 10−4 M on rGO and Ag/rGO nanocomposites 1C, 4C, and 8C. (b) SERS intensities of Ag/rGO nanocomposites 1C, 4C, and 8C at 1,140 cm−1.
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