Low-loss D-shape silicon nitride waveguides using a dielectric lift-off fabrication process

Qiancheng Zhao, Jiawei Wang, Nitesh Chauhan, Debapam Bose, Naijun Jin, Renan Moreira, Ryan Behunin, Peter Rakich, Daniel Blumenthal

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Abstract

D-shape Si3N4 waveguides are fabricated by dielectric lift-off process. We measure ultra-low loss for a 90nm-thick core of 2.42 dB/m at 1550 nm and a loaded Q-factor of 1.12×106 for a 0.8 mm radius resonator.

Original languageEnglish (US)
Title of host publicationCLEO
Subtitle of host publicationScience and Innovations, CLEO_SI 2020
PublisherOptica Publishing Group (formerly OSA)
ISBN (Print)9781943580767
DOIs
StatePublished - 2020
EventCLEO: Science and Innovations, CLEO_SI 2020 - Washington, United States
Duration: May 10 2020May 15 2020

Publication series

NameOptics InfoBase Conference Papers
VolumePart F183-CLEO-SI 2020
ISSN (Electronic)2162-2701

Conference

ConferenceCLEO: Science and Innovations, CLEO_SI 2020
Country/TerritoryUnited States
CityWashington
Period5/10/205/15/20

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

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