Surface plasmon mode coupling to the insulator/metal interface of sloped sidewalls of wet-etched quantum cascade lasers

Xue Huang, Yenting Chiu, William O. Charles, Claire F. Gmachl

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

Abstract

We find the main challenge for narrowing wet-etched ridges of long-wavelength Quantum Cascade lasers is surface plasmon mode coupling at the insulator/metal interface of sloped sidewalls, resulting in extra waveguide loss and hence high threshold.

Original languageEnglish (US)
Title of host publicationCLEO
Subtitle of host publicationScience and Innovations, CLEO_SI 2012
PublisherOptical Society of America (OSA)
PagesCF3K.6
ISBN (Print)9781557529435
DOIs
StatePublished - Jan 1 2012
EventCLEO: Science and Innovations, CLEO_SI 2012 - San Jose, CA, United States
Duration: May 6 2012May 11 2012

Publication series

NameCLEO: Science and Innovations, CLEO_SI 2012

Other

OtherCLEO: Science and Innovations, CLEO_SI 2012
CountryUnited States
CitySan Jose, CA
Period5/6/125/11/12

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials

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  • Cite this

    Huang, X., Chiu, Y., Charles, W. O., & Gmachl, C. F. (2012). Surface plasmon mode coupling to the insulator/metal interface of sloped sidewalls of wet-etched quantum cascade lasers. In CLEO: Science and Innovations, CLEO_SI 2012 (pp. CF3K.6). (CLEO: Science and Innovations, CLEO_SI 2012). Optical Society of America (OSA). https://doi.org/10.1364/cleo_si.2012.cf3k.6