Waveguide-coupled round-corner octagonal microresonator channel add-drop filters

Chao Li, Andrew W. Poon*

*Corresponding author for this work

Research output: Chapter in Book/Conference Proceeding/ReportConference Paper published in a bookpeer-review

Abstract

We report the first waveguide-coupled round-corner octagonal microresonator channel add-drop filters on silicon-nitride-on-silica substrates. By using photolithography and plasma etching, we fabricated a waveguide-coupled 50-micron sized octagonal microresonator with 15-micron radius round corners. Our experiment reveals TM-polarized whispering-gallery-like modes with a Q of about 3800 and a finesse of 18.

Original languageEnglish
Title of host publicationFrontiers in Optics, FiO-2004
PublisherOptica Publishing Group (formerly OSA)
ISBN (Electronic)1557527792
Publication statusPublished - 2004
EventFrontiers in Optics, FiO-2004 - Rochester, United States
Duration: 12 Oct 2004 → …

Publication series

NameOptics InfoBase Conference Papers
ISSN (Electronic)2162-2701

Conference

ConferenceFrontiers in Optics, FiO-2004
Country/TerritoryUnited States
CityRochester
Period12/10/04 → …

Bibliographical note

Publisher Copyright:
© 2004 OSA/FIO 2004

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