Amperometric response of the enzymeless sensor to H2O2. The applied potential is −0.2 V in 0.1 M PBS at pH 6.8. Inset (a) shows a magnification of the 120 to 400 s additions of H2O2, and inset (b) shows the steady-state current vs. H2O2 concentration.
Jamal et al. Nanoscale Research Letters 2013 8:117 doi:10.1186/1556-276X-8-117