A nanoelectromechanical systems actuator driven and controlled by Q-factor attenuation of ring resonator

  • B. Dong
  • , H. Cai
  • , G. I. Ng
  • , P. Kropelnicki
  • , J. M. Tsai
  • , A. B. Randles
  • , M. Tang
  • , Y. D. Gu
  • , Z. G. Suo
  • , A. Q. Liu

Research output: Journal article publicationJournal articleAcademic researchpeer-review

34 Citations (Scopus)

Abstract

In this Letter, an optical gradient force driven Nanoelectromechanical Systems (NEMS) actuator, which is controlled by the Q-factor attenuation of micro-ring resonator, is demonstrated. The actuator consists of a tunable actuation ring resonator, a sensing ring resonator, and a mechanical actuation arc. The actuation displacement can reach up to 14 nm with a measured resolution of 0.8 nm, when the Q-factor of the ring resonator is tuned from 15 × 103 to 6 × 103. The potential applications of the NEMS actuator include single molecule manipulation, nano-manipulation, and high sensitivity sensors.

Original languageEnglish
Article number181105
JournalApplied Physics Letters
Volume103
Issue number18
DOIs
Publication statusPublished - 28 Oct 2013
Externally publishedYes

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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