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Nano Convergence
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Fig. 8 | Nano Convergence

Fig. 8

From: Nanosheet composed of gold nanoparticle/graphene/epoxy resin based on ultrasonic fabrication for flexible dopamine biosensor using surface-enhanced Raman spectroscopy

Fig. 8

Raman spectra of dopamine solution in PBS buffer by using GNS/EPR5 and Au NPs/GNS/EPR5 (a), G-SERS spectra of different concentrations of dopamine dissolved in PBS buffer by using Au NPs/GNS/EPR5 (b), the relationship between the intensities of SERS signals (857, 1074 and 1344 cm−1) and the corresponding concentration of dopamine (c), and G-SERS spectra of different concentrations of dopamine dissolved in human serum by using Au NPs/GNS/EPR5 (d)

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