Graphene Nanoribbons/Manganese Oxide Nanocomposite Modified Electrode for Detection of Antimicrobial Drug Nitrofurantoin

Figure 5

CVs were recorded in 0.1 M PBS in the absence (curve i) and presence of 400 µM NFT (curve ii) using (a) bare GCE, (b) GNR/GCE, (c) MnO₂/GCE, and (d) GNR-MnO₂ modified electrode. Scan rate = 50 mV/s.

(a)

(b)

(c)

(d)