A self-powered aptasensor using the capacitor-amplified signal of a photofuel cell and a portable digital multimeter readout
Yingxu Chen1, Weihao Ji, Jie Gao
1Key Laboratory of Material Chemistry for Energy Conversion and Storage (Ministry of Education), School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, P. R. China. zhangjd@mail.hust.edu.cn.
Abstract:
A self-powered aptasensor for streptomycin detection was constructed with a photofuel cell combined with a capacitor and a digital multimeter. The sensitivity of the proposed sensor was 8.7 times of that without using a capacitor amplifier circuit.


