Research Article

One-Pot Synthesized Nickel-Cobalt Sulfide-Decorated Graphene Quantum Dot Composite for Simultaneous Electrochemical Determination of Antiretroviral Drugs: Lamivudine and Tenofovir Disoproxil Fumarate

Figure 3

(a). TEM of Ni-CoS nanoparticles ×50 nm (b) GQDs ×50 nm: the inset shows the surface of GO sheets. (c) XRD patterns of Ni-CoS nanoparticles (A) and Ni-CoS/GQDs (B).
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