Pressure sensor using Nano-opto-mechanical Systems (NOMS)

X. Zhao, J. M. Tsai, H. Cai, X. M. Ji, J. Zhou, M. H. Bao, Y. P. Huang, D. L. Kwang, A. Q. Liu

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

1 Citation (Scopus)

Abstract

This paper presents a pressure sensor array based on optical force using Nano-opto-mechanical Systems (NOMS). It consists of a deformable diaphragm and a waveguide array. When pressure is applied on the diaphragm, the gap between the diaphragm and the waveguide is reduced. The induced optical force deforms the waveguide and change the optical loss. In the experiment, it measures up to 32 dB optical output modulation when the pressure is changed from 0 kPa to 250 kPa. The proposed waveguide pressure sensor array has advantages such as high sensitivity (0.128 dB/kPa) and feasibility of mapping the pressure distributions, which result in potential applications such as microphone acoustics sensors and bio-medical sensors.

Original languageEnglish
Title of host publication2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11
Pages1030-1033
Number of pages4
DOIs
Publication statusPublished - Jun 2011
Externally publishedYes
Event2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11 - Beijing, China
Duration: 5 Jun 20119 Jun 2011

Publication series

Name2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11

Conference

Conference2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11
Country/TerritoryChina
CityBeijing
Period5/06/119/06/11

Keywords

  • Nano-opto-mechanical Systems (NOMS)
  • optical force
  • waveguide array

ASJC Scopus subject areas

  • Hardware and Architecture
  • Electrical and Electronic Engineering

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