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Fig. 2 | Nanoscale Research Letters

Fig. 2

From: SERS Detection of Dopamine Using Label-Free Acridine Red as Molecular Probe in Reduced Graphene Oxide/Silver Nanotriangle Sol Substrate

Fig. 2

SERS spectra of the AR-rGO/AgNT-DA system. (a) 8.62 μg/mL rGO/AgNT-1.75×10−6 mol/L AR-pH 6.0 PBS-0.04 mol/L NaCl; (b) (a)-10 μmol/L DA; (c) (a)-75 μmol/L DA; (d) (a)-100 μmol/L DA; (e) (a)-175 μmol/L DA; (f) (a)-250 μmol/L DA; (g) (a)-375 μmol/L DA; (h) (a)-500 μmol/L DA; (i) 8.62 μg/mL AgNT-1.75×10−6 mol/L AR-pH 6.0 PBS-0.04mol/L NaCl

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