Fabrication of ultra-high-Q Ta2O5 microdisk by photolithography assisted chemo-mechanical etching

  • Renhong Gao
  • , Minghui Li
  • , Guanghui Zhao
  • , Jintian Lin
  • , Jianglin Guan
  • , Chuntao Li
  • , Min Wang
  • , Lingling Qiao
  • , Ya Cheng*
  • *Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

Abstract

High-Q whispering gallery modes (WGMs) microdisks on amorphous Ta2O5 films are fabricated by femtosecond laser photolithography assisted chemo-mechanical etching. The loaded Q factor of the microresonator with a diameter of 120 μm reaches 1.92×106

Original languageEnglish
StatePublished - 2024
Event2024 Conference on Lasers and Electro-Optics/Pacific Rim, CLEO-PR 2024 - Incheon, Korea, Republic of
Duration: 4 Aug 20248 Aug 2024

Conference

Conference2024 Conference on Lasers and Electro-Optics/Pacific Rim, CLEO-PR 2024
Country/TerritoryKorea, Republic of
CityIncheon
Period4/08/248/08/24

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