Silver Nanoparticles Confined in SBA-15 Mesoporous Silica and the Application as a Sensor for Detecting Hydrogen Peroxide

Figure 7

The cyclic voltammograms of Ag-^mSBA-15/GC in 0.2 M HAc-NaAc buffer (pH = 5) + 3 mM H₂O₂, at different scan rates (from upper to lower): 10, 25, 50, 75, 100, 150, 200, 250, 300, 350, 400, 500 mV·s⁻¹, respectively. Inset is plot of peak current versus v^1/2.