Figure 7
From: Highly Selective and Sensitive Self-Powered Glucose Sensor Based on Capacitor Circuit
(A) Circuit block diagrams of the charge pump circuit interfaced to the step-up DC convertor and its application in powering a LifeStyle glucometer within 300 ms while sensing glucose via the charging/discharging frequency of the capacitor; (B) Dependence of the charging/discharging frequency of the capacitor on glucose concentration, as measured with the self-powered glucose biosensing system [1, 3, 5, 7, 10, 15, 20 mM]; (C) Operational stability response of the self-powered glucose biosensing system in various glucose concentrations [3, 5, 7, 10, 15, 20 mM].
