Potentiostat readout circuit design for a 3 electrode electrochemical biosensing measurement system / Ahmad Jazlan Jamil

This project addresses the need for an interfacing circuit of a biosensor measurement system that operates on immobilization and hybridization process. The purpose of this project is to design a readout circuit that can sense small current changes in the working electrode of a 3 electrode electroche...

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Bibliographic Details
Main Author: Jamil, Ahmad Jazlan
Format: Student Project
Language:English
Published: 2016
Subjects:
Online Access:https://ir.uitm.edu.my/id/eprint/102932/1/102932.pdf
https://ir.uitm.edu.my/id/eprint/102932/
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Institution: Universiti Teknologi Mara
Language: English
Description
Summary:This project addresses the need for an interfacing circuit of a biosensor measurement system that operates on immobilization and hybridization process. The purpose of this project is to design a readout circuit that can sense small current changes in the working electrode of a 3 electrode electrochemical biosensor measurement system. The potetiostat consist of a current to voltage converter that will convert the input current into output voltage. The potentiostat is also a medium for biasing the electrodes for electrochemical technique. It also consist of several amplifiers to amplify the input that could be read by the microcontroller. This potentiostat will then be able to detect low microamperes changes in the working electrode.