Influences of Mg Doping on the Electrochemical Performance of TiO₂ Nanodots Based Biosensor Electrodes

Figure 4

Cyclic voltammetry of (a) Nafion/HRP/Mg-TND-6 electrode, (b) Nafion/HRP/Mg-TND-4 electrode, (c) Nafion/HRP/Mg-TND-2 electrode in 0.1 M PBS (pH = 7.0) and 0.1 V⋅s⁻¹ scan rate, and (d) Nafion/HRP/TND-3 electrode in 0.1 M PBS (pH = 7.0) with 100 M H₂O₂ and 0.1 V⋅s⁻¹ scan rate.