A Fully 3D Printed Accelerometer for Movement Monitoring Applications

Guandong Liu, Changhai Wang, Ruiqi Luo, Zhili Jia, Maojing Hou, Wei Ma*

*Corresponding author for this work

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

Abstract

This paper presents a fully 3D printed accelerometer. With a multi-extruder 3D printer, the conductive PLA (polylactic acid) filament material was selectively printed on the normal PLA substrates to form the electrodes for the device. Therefore, both the conductive electrodes and the nonconductive mechanical structures of the capacitive accelerometer can be fully 3D printed within one hour without using any additional patterning process and metallization process. Compared with the traditional silicon- based fabrication methods, this approach is much faster and can fulfill the increasing demands of personalized customization. The fully 3D printed accelerometer had a sensitivity of 0.48 V/g, a nonlinearity error of 1.16% and exhibited good dynamic characteristics, which indicate the 3D printed device has a potential to be applied in movement monitoring in real time. The work demonstrates a fast and low-cost method for MEMS devices fabrication.

Original languageEnglish
Title of host publication17th IEEE International Conference on Nano/Micro Engineered and Molecular Systems 2022
PublisherIEEE
Pages74-77
Number of pages4
ISBN (Electronic)9781665483018
DOIs
Publication statusPublished - 10 Jun 2022
Event17th IEEE International Conference on Nano/Micro Engineered and Molecular Systems 2022 - Virtual, Online, Taiwan, Province of China
Duration: 14 Apr 202217 Apr 2022

Conference

Conference17th IEEE International Conference on Nano/Micro Engineered and Molecular Systems 2022
Abbreviated titleNEMS 2022
Country/TerritoryTaiwan, Province of China
CityVirtual, Online
Period14/04/2217/04/22

ASJC Scopus subject areas

  • Biotechnology
  • Molecular Biology
  • Electrical and Electronic Engineering
  • Mechanical Engineering
  • Instrumentation

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