A tunable optical filter based on the electrowetting controlled sagging effect of a liquid droplet on a waveguide Bragg grating formed superhydrophobic substrate

  • Meng Zhang
  • , Jiansheng Liu*
  • , Weifeng Cheng
  • , Jiangtao Cheng
  • , Hongwen Zhou
  • , Xinxuan Ma
  • , Yuhang Wan
  • *Corresponding author for this work

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

Abstract

A tunable optical filter combining a waveguide Bragg grating and the electrowetting controlled sagging effect of a liquid droplet is proposed. A tuning range above 40 nm with a bandwidth of 0.6 nm is achieved.

Original languageEnglish
Title of host publicationFrontiers in Optics - Proceedings Frontiers in Optics + Laser Science APS/DLS
PublisherOptical Society of America (OSA)
ISBN (Electronic)9781943580675
DOIs
StatePublished - 8 Sep 2019
EventFrontiers in Optics, FIO 2019 - Part of Frontiers in Optics + Laser Science APS/DLS - Washington, United States
Duration: 15 Sep 201919 Sep 2019

Publication series

NameFrontiers in Optics - Proceedings Frontiers in Optics + Laser Science APS/DLS

Conference

ConferenceFrontiers in Optics, FIO 2019 - Part of Frontiers in Optics + Laser Science APS/DLS
Country/TerritoryUnited States
CityWashington
Period15/09/1919/09/19

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