3D-printed and wireless piezoelectric tactile sensors

Zhangxian Deng, Betsy Rosales, Linda Choi, Sabrina Mooers, Benjamin C. Johnson

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

The sense of touch, also known as tactile recognition, is crucial for modern robotics to explore and understand ambient environments. This study used a commercial inkjet printer to additively manufacture a flexible and passive tactile sensor consisting of a piezoelectric P(VDF-TrFE) thin film sandwiched by a pair of electrodes. Consistent and reliable printing of piezoelectric thin films is achieved by investigating ink preparation procedures, printer settings, and substrate surface treatment. Post-processing procedures, including drying and curing, are studied to ensure thin film uniformity and functionality. Eventually, in-situ signal processing and wireless data transmission circuits are developed and validated. The printed piezoelectric tactile sensor can be potentially used for human health monitoring and soft robotics due to its high flexibility and biocompatibility.

Original languageEnglish
Title of host publicationElectroactive Polymer Actuators and Devices (EAPAD) XXII
EditorsYoseph Bar-Cohen, Iain A. Anderson, Herbert R. Shea
ISBN (Electronic)9781510635272
DOIs
StatePublished - 2020
EventElectroactive Polymer Actuators and Devices (EAPAD) XXII 2020 - None, United States
Duration: 27 Apr 20208 May 2020

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume11375
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceElectroactive Polymer Actuators and Devices (EAPAD) XXII 2020
Country/TerritoryUnited States
CityNone
Period27/04/208/05/20

Keywords

  • inkjet
  • Piezoelectric polymer
  • tactile sensor

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