An on-chip opto-mechanical accelerometer

B. Dong, H. Cai, J. M. Tsai, D. L. Kwong, A. Q. Liu

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

19 Citations (Scopus)

Abstract

Optically enabled accelerometers offer superior displacement resolution and resilience to electromagnetic interference, which brought benefits to a wide range of applications ranging from inertial navigation to consumer electronics [1, 2]. However, impossible chip scale integration hampered their practical applications [2]. In this paper, a novel in-plane opto-mechanical accelerometer is demonstrated, which employs Whisper Gallery Mode (WGM) ring resonator (RR) as a displacement sensor that monolithically integrated with a nano-tethered proof mass with high mechanical Q-factor. Utilizing design optimized for strong opto-mechanical interactions allows the detection with high sensitivity of 3.279 pm/g at low-power operation.

Original languageEnglish
Title of host publicationIEEE 26th International Conference on Micro Electro Mechanical Systems, MEMS 2013
Pages641-644
Number of pages4
DOIs
Publication statusPublished - Jan 2013
Externally publishedYes
EventIEEE 26th International Conference on Micro Electro Mechanical Systems, MEMS 2013 - Taipei, Taiwan
Duration: 20 Jan 201324 Jan 2013

Publication series

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

Conference

ConferenceIEEE 26th International Conference on Micro Electro Mechanical Systems, MEMS 2013
Country/TerritoryTaiwan
CityTaipei
Period20/01/1324/01/13

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Mechanical Engineering
  • Electrical and Electronic Engineering

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