Development and Characterization of 3D Electronic Printed Gold Nanoparticle-based Sensing Electrodes with Potential for Environmental and Biomedical Applications

Guo Liang Goh, Wai Yee Yeong*, Tzyy Haur Chong

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Electrochemical impedance spectroscopy (EIS), one of the techniques for electrochemical analysis, has been used for a wide range of applications especially chemical- and bio-sensing. Here, we present a methodology for the fabrication of gold nanoparticle-based flexible EIS electrodes that can be used for environmental and biomedical applications. These sensing electrodes are fabricated by processing functional nanoparticle ink via an advanced 3D electronic printer known as the aerosol jet printer which can achieve high resolution and compatible with a wide range of substrates. In this work, we investigated printing both gold nanoparticle ink and polyimide dielectric ink to realize a fully printed EIS sensing electrodes. Besides, we looked into utilizing a surface treatment for improving film adhesion to the substrate and conducted various tests to evaluate the reliability and the performance of the printed gold electrodes.

Original languageEnglish
Title of host publication16th IEEE International Conference on Nano/Molecular Medicine and Engineering, NANOMED 2023
PublisherIEEE Computer Society
Pages162-166
Number of pages5
ISBN (Electronic)9798350343700
DOIs
Publication statusPublished - 2023
Externally publishedYes
Event16th IEEE International Conference on Nano/Molecular Medicine and Engineering, NANOMED 2023 - Okinawa, Japan
Duration: Dec 5 2023Dec 8 2023

Publication series

NameIEEE International Conference on Nano/Molecular Medicine and Engineering, NANOMED
ISSN (Print)2159-6964
ISSN (Electronic)2159-6972

Conference

Conference16th IEEE International Conference on Nano/Molecular Medicine and Engineering, NANOMED 2023
Country/TerritoryJapan
CityOkinawa
Period12/5/2312/8/23

Bibliographical note

Publisher Copyright:
© 2023 IEEE.

ASJC Scopus Subject Areas

  • Molecular Medicine
  • Biomedical Engineering
  • Microbiology (medical)

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