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Highly integrated ultra-sensitive silicon disk micro resonator for trace amount of chemicals detection

  • J. Lu
  • , T. Suga
  • , Y. Zhang
  • , T. Itoh
  • , R. Maeda
  • , T. Mihara
  • The University of Tokyo
  • National Institute of Advanced Industrial Science and Technology
  • Olympus Corporation

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

Abstract

Highly integrated silicon disk micro resonator with excellent quality factor, 1319 in air, was developed in this work for trace amount of chemicals detection. On resonator integrated piezoelectric PZT thin film enables low driving voltage (∼0.2V), good impedance matching with ICs and self actuation self sensing capability. The energy dissipation and other negative effects from PZT electrode stack were successfully compressed by refining the resonator's geometry. The proposed resonator is promising to wireless sensor network for human healthcare applications.

Original languageEnglish
Title of host publicationIEEE Sensors 2009 Conference - SENSORS 2009
Pages266-269
Number of pages4
DOIs
StatePublished - 2009
Externally publishedYes
EventIEEE Sensors 2009 Conference - SENSORS 2009 - Christchurch, New Zealand
Duration: 25 Oct 200928 Oct 2009

Publication series

NameProceedings of IEEE Sensors

Conference

ConferenceIEEE Sensors 2009 Conference - SENSORS 2009
Country/TerritoryNew Zealand
CityChristchurch
Period25/10/0928/10/09

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

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