Design of high efficiency Mid IR QCL lasers

Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2008.

Bibliographic Details
Main Author: Hsu, Allen Long
Other Authors: Qing Hu.
Format: Thesis
Language:eng
Published: Massachusetts Institute of Technology 2009
Subjects:
Online Access:http://hdl.handle.net/1721.1/45832
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author Hsu, Allen Long
author2 Qing Hu.
author_facet Qing Hu.
Hsu, Allen Long
author_sort Hsu, Allen Long
collection MIT
description Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2008.
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spelling mit-1721.1/458322019-04-11T02:54:06Z Design of high efficiency Mid IR QCL lasers Hsu, Allen Long Qing Hu. Massachusetts Institute of Technology. Dept. of Electrical Engineering and Computer Science. Massachusetts Institute of Technology. Dept. of Electrical Engineering and Computer Science. Electrical Engineering and Computer Science. Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2008. Includes bibliographical references (p. 101-103). The proposed research is a study of designing high-efficiency Mid-IR quantum cascade lasers (QCL). This thesis explores "injector-less" designs for achieving lower voltage defects and improving wall plug efficiencies through highly strain-balanced structures and minimized injector regions. This work contains experimental design work for testing and evaluating Mid-IR QCL performance, simulation work for verifying wavefunction and energy alignment, as well as, Monte Carlo transport simulations for evaluating designs, and finally measuring lasing and spontaneous emission performance for various designs. by Allen Long Hsu. S.M. 2009-06-30T16:23:40Z 2009-06-30T16:23:40Z 2008 2008 Thesis http://hdl.handle.net/1721.1/45832 319547497 eng M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission. http://dspace.mit.edu/handle/1721.1/7582 103 p. application/pdf Massachusetts Institute of Technology
spellingShingle Electrical Engineering and Computer Science.
Hsu, Allen Long
Design of high efficiency Mid IR QCL lasers
title Design of high efficiency Mid IR QCL lasers
title_full Design of high efficiency Mid IR QCL lasers
title_fullStr Design of high efficiency Mid IR QCL lasers
title_full_unstemmed Design of high efficiency Mid IR QCL lasers
title_short Design of high efficiency Mid IR QCL lasers
title_sort design of high efficiency mid ir qcl lasers
topic Electrical Engineering and Computer Science.
url http://hdl.handle.net/1721.1/45832
work_keys_str_mv AT hsuallenlong designofhighefficiencymidirqcllasers