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纳米材料修饰ITO电极的皮电传感器研究-电子器件
第40卷 第4期 电 子 器 件 Vol40 No4
2017年8 月 ChineseJournal of Electron Devices Aug. 2017
Research on the GSR Sensor of ITOElectrode Modifiedby Nanomaterials∗
1 1∗ 1 2
ZHANG Chunjiong ꎬCHEN Liwan ꎬYANGZhen ꎬLI Hongbing ꎬ
1 1 1
CHEN Qiang ꎬLIUSha ꎬLIUZilu
(1.School of Electronic and Information EngineeringꎬChongqing Three Gorges UniversityꎬChongqing 404100ꎬChinaꎻ
2.School of Computer Science and EngineeringꎬChongqing Three Gorges UniversityꎬChongqing 404100ꎬChina)
Abstract:Aiming at the problems of small amplitudeꎬlow SNR and difficult to obtain accurate the GSR(Galvanic
Skin Response)of human skinꎬindium tin oxide(ITO)electrode was used as In O (ITO)film doped with Snꎬthe
2 3
=
Z type strontium cobalt ferrite Sr (CuZn) Co - Fe O (x 0.3)surface adsorption layer of copper and zinc that
3 x 2(1 x) 24 41
was used as an electron mediator to make a new type of GSR sensorꎬenables efficiently to capture the GSR signal.
The performance of the sensor was studied by voltammetryꎬthe experimental result indicated that the sensor has
- =
obvious electrochemical activity onthe skinꎬandthelinear range is 0.2 μV~0.2 μVꎬunder certain SnO ∶In O
2 2 3
=
1∶9conditionsꎬthedetectionlimitis0.09 μV/
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