Mid-infrared quantum cascade laser arrays with electrical switching of emission frequencies

We present a design of quantum cascade laser arrays made of ridge-waveguide devices in which the emission frequency can be electrically switched between several specified values. Our approach relies on fabricating multiple independently-biased distributed feedback grating sections along the laser ri...

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Bibliographic Details
Main Authors: Aiting Jiang, Seungyong Jung, Yifan Jiang, Karun Vijayraghavan, Jae Hyun Kim, Mikhail A. Belkin
Format: Article
Language:English
Published: AIP Publishing LLC 2018-08-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.5046782