Transactions on Additive Manufacturing Meets Medicine
Vol. 1 No. 1 (2019): Trans. AMMM
https://doi.org/10.18416/AMMM.2019.1909S02T01

Bioelectronic Applications

Designing electrodes for electrical impedance spectroscopy in a four terminal setup

Main Article Content

Tobias Barth (Institute for Integrated Circuits, Hamburg University of Technology, Hamburg, Germany), Viviane Silva Teixeira (Institute for Integrated Circuits, Hamburg University of Technology, Hamburg, Germany), Wolfgang Krautschneider (Institute for Integrated Circuits, Hamburg University of Technology, Hamburg, Germany)

Copyright (c) 2019 AMMM

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This work is licensed under a Creative Commons Attribution 4.0 International License.

Abstract

Electrical impedance spectroscopy has a high potential for monitoring and characterizing samples, e.g., biological cells. The technique is highly sensitive but artefacts often disturb it. This study discusses problems for miniaturization of the measurement volume needed to observe single cells in a 3D printed 4T setup. There is a capacitive artefact between 1 Hz – 1 kHz introduced by the distortion of the electric field due to fringing effects. Proposed solution for reducing distortion: use of thinner measurement electrodes.

Article Details

How to Cite

Barth, T., Teixeira, V. S., & Krautschneider, W. (2019). Designing electrodes for electrical impedance spectroscopy in a four terminal setup. Transactions on Additive Manufacturing Meets Medicine, 1(1). https://doi.org/10.18416/AMMM.2019.1909S02T01

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