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An electrostatic field sensor driven by self-excited vibration of sensor/actuator integrated piezoelectric micro cantilever

  • T. Kobayashi
  • , S. Oyama
  • , H. Okada
  • , N. Makimoto
  • , K. Tanaka
  • , T. Itoh
  • , R. Maeda
  • National Institute of Advanced Industrial Science and Technology
  • Hirose Electric Co

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

21 Scopus citations

Abstract

We have developed MEMS-based electrostatic field sensors (MEMS-EFS), which integrate a probe to detect electrostatic field and Pb(Zr, Ti)O 3 (PZT) thin films for sensor and actuator into micro cantilevers. The MEMS-EFS were fabricated through sol-gel deposition of PZT thin films and MEMS microfabrication process. Self-excited vibration of the micro cantilevers has been achieved by amplifying and forwarding the output voltage from the PZT thin films for sensor with a band-pass filter circuit. The developed MEMS-EFS can evaluate an electrostatic field of -3 to 3 kV with good linearity.

Original languageEnglish
Title of host publication2012 IEEE 25th International Conference on Micro Electro Mechanical Systems, MEMS 2012
Pages527-530
Number of pages4
DOIs
StatePublished - 2012
Externally publishedYes
Event2012 IEEE 25th International Conference on Micro Electro Mechanical Systems, MEMS 2012 - Paris, France
Duration: 29 Jan 20122 Feb 2012

Publication series

NameProceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS)
ISSN (Print)1084-6999

Conference

Conference2012 IEEE 25th International Conference on Micro Electro Mechanical Systems, MEMS 2012
Country/TerritoryFrance
CityParis
Period29/01/122/02/12

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