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coefficient. The following equation, eq. (7), was used to evaluate the diffusion coefficient. Figure 7: Chronoamperometrogram of O; at glassy carbon electrode with potential step Ej; at glassy carbon electrode with SCE as reference electrode in 0.1M TBAP as supporting electrolyte

Figure 7 coefficient. The following equation, eq. (7), was used to evaluate the diffusion coefficient. Figure 7: Chronoamperometrogram of O; at glassy carbon electrode with potential step Ej; at glassy carbon electrode with SCE as reference electrode in 0.1M TBAP as supporting electrolyte

Related Figures (12)

Figure 1: Overlay of dissolved O2 voltammograms at different scan rates at glassy carbon electrode with SCE as the reference electrode in 0.1 M
Figure 1: Overlay of dissolved O2 voltammograms at different scan rates at glassy carbon electrode with SCE as the reference electrode in 0.1 M
shows chemically coupled nature of reaction or slow heterogeneous electron transfer processes
shows chemically coupled nature of reaction or slow heterogeneous electron transfer processes
Figure 3: Graph between peak current and square root of scan rate of O, reduction; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte exhibits a linear trend (Fig. 3). This plot also shows that the oxygen transport to and away from
Figure 3: Graph between peak current and square root of scan rate of O, reduction; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte exhibits a linear trend (Fig. 3). This plot also shows that the oxygen transport to and away from
Figure 4: Plot of log of peak potential (V) of O2 reduction versus log of scan rate (Vs"'); at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Figure 4: Plot of log of peak potential (V) of O2 reduction versus log of scan rate (Vs"'); at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Figure 5: CV of O, reduction at 25 mV/s scan rate; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Figure 5: CV of O, reduction at 25 mV/s scan rate; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Figure 6: Tafel plot of O2 at 25 mV/s scan rate; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Figure 6: Tafel plot of O2 at 25 mV/s scan rate; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Chronoamperometry
Chronoamperometry
Figure 8: Chronopotentiometrogram of Oy; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte polarization current. the transition time (the time between cell turn on and the rapid change in potential) and i, as the
Figure 8: Chronopotentiometrogram of Oy; at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte polarization current. the transition time (the time between cell turn on and the rapid change in potential) and i, as the
Figure 9: Plot between log of peak potential verses log of scan rate for critical scan rate (V,); at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Figure 9: Plot between log of peak potential verses log of scan rate for critical scan rate (V,); at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte
Figure 10: Digitally simulated voltammograms of O; at 0.150. V/s (150 mV/s) scan rate. Experimental CV recorded at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte.
Figure 10: Digitally simulated voltammograms of O; at 0.150. V/s (150 mV/s) scan rate. Experimental CV recorded at glassy carbon electrode with SCE as reference electrode in 0.1 M TBAP as supporting electrolyte.
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ChemistryAnalytical ChemistryInorganic ChemistryPhysical ChemistryElectrochemistryElectroanalytical Chemistry
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