Figure 7.
(A) amperometric response at CuNPs/NGO/SPCE upon successive additions of glucose (1, 10, 50, 100 and 200 μM (a–e)) of glucose in 0.1 M NaOH (scan rate = 50 mV s−1, applied potential = 0.4 V); (B) calibration plot of Ip vs. (glucose).
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