Inefficient Coherent Carrier Transport in Quantum Cascade Lasers at High Temperature

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05951132.pdf (303.13 KB)

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https://opg.optica.org/abstract.cfm?uri=CLEO_AT-2011-JTuI97

Permanent Link

https://doi.org/10.1364/CLEO_AT.2011.JTuI97
 http://hdl.handle.net/11603/39295

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UMBC Computer Science and Electrical Engineering Department
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Author/Creator

Author/Creator ORCID

https://orcid.org/0000-0002-2814-3658
 https://orcid.org/0000-0003-0269-8433

Date

2011-05-01

Type of Work

conference papers and proceedings
Text

Department

Program

Citation of Original Publication

Talukder, Muhammad A., and Curtis R. Menyuk. “Inefficient Coherent Carrier Transport in Quantum Cascade Lasers at High Temperature.” In CLEO:2011 - Laser Applications to Photonic Applications (2011), Paper JTuI97, JTuI97. Optica Publishing Group, 2011. https://doi.org/10.1364/CLEO_AT.2011.JTuI97.

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Subjects

Bragg reflectors
Neodymium
UMBC Computational Photonics Laboratory
Quantum wells
UMBC Optical Fiber Communications Laboratory
UMBC High Performance Computing Facility (HPCF)
Tunneling
Coherence and statistical optics
Lasers

Abstract

We show that coherent carrier transport in quantum cascade lasers (QCLs) decreases as temperature increases due to a corresponding decrease in the quantum coherence time between the injector and active region levels.