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 publication2012 Conference on Lasers and Electro-Optics, CLEO 2012
StatePublished - Dec 6 2012
Event2012 Conference on Lasers and Electro-Optics, CLEO 2012 - San Jose, CA, United States
Duration: May 6 2012May 11 2012

Publication series

Name2012 Conference on Lasers and Electro-Optics, CLEO 2012

Other

Other2012 Conference on Lasers and Electro-Optics, CLEO 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 2012 Conference on Lasers and Electro-Optics, CLEO 2012 [6325569] (2012 Conference on Lasers and Electro-Optics, CLEO 2012).