Room-temperature operation of quantum cascade lasers at a wavelength of 5.8 μm
- Authors: Novikov I.I.1,2, Karachinsky L.Y.1,2, Egorov A.Y.1,3, Babichev A.V.1,3, Bousseksou A.4, Pikhtin N.A.2, Tarasov I.S.2, Nikitina E.V.5, Sofronov A.N.6, Firsov D.A.6, Vorobjev L.E.6
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Affiliations:
- Connector Optics LLC
- Ioffe Physical–Technical Institute
- National Research University of Information Technologies, Mechanics and Optics
- Institut d’Electronique Fondamentale, UMR 8622 CNRS
- Saint Petersburg Academic University—Nanotechnology Research and Education Center
- Peter-the-Great Saint-Petersburg Polytechnic University
- Issue: Vol 50, No 10 (2016)
- Pages: 1299-1303
- Section: Electronic Properties of Semiconductors
- URL: https://journals.rcsi.science/1063-7826/article/view/198009
- DOI: https://doi.org/10.1134/S1063782616100067
- ID: 198009
Cite item
Abstract
The room-temperature generation of multiperiod quantum-cascade lasers (QCL) at a wavelength of 5.8 μm in the pulsed mode is demonstrated. The heterostructure of a quantum-cascade laser based on a heterojunction of InGaAs/InAlAs alloys is grown by molecular-beam epitaxy and incorporates 60 identical cascades. The threshold current density of the stripe laser 1.4 mm long and 22 μm wide is ~4.8 kA/cm2 at a temperature of 303 K. The maximum power of the optical-radiation output from one QCL face, recorded by a detector, is 88 mW. The actual optical-power output from one QCL face is no less than 150 mW. The results obtained and possible ways of optimizing the structure of the developed quantum-cascade lasers are discussed.
About the authors
I. I. Novikov
Connector Optics LLC; Ioffe Physical–Technical Institute
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Domostroitel’naya 16B, St. Petersburg, 194292; ul. Politekhnicheskaya 26, St. Petersburg, 194021
L. Ya. Karachinsky
Connector Optics LLC; Ioffe Physical–Technical Institute
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Domostroitel’naya 16B, St. Petersburg, 194292; ul. Politekhnicheskaya 26, St. Petersburg, 194021
A. Yu. Egorov
Connector Optics LLC; National Research University of Information Technologies, Mechanics and Optics
Author for correspondence.
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Domostroitel’naya 16B, St. Petersburg, 194292; pr. Kronverkskii 49, St. Petersburg, 197101
A. V. Babichev
Connector Optics LLC; National Research University of Information Technologies, Mechanics and Optics
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Domostroitel’naya 16B, St. Petersburg, 194292; pr. Kronverkskii 49, St. Petersburg, 197101
A. Bousseksou
Institut d’Electronique Fondamentale, UMR 8622 CNRS
Email: anton.egorov@connector-optics.com
France, Paris, 91405
N. A. Pikhtin
Ioffe Physical–Technical Institute
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Politekhnicheskaya 26, St. Petersburg, 194021
I. S. Tarasov
Ioffe Physical–Technical Institute
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Politekhnicheskaya 26, St. Petersburg, 194021
E. V. Nikitina
Saint Petersburg Academic University—Nanotechnology Research and Education Center
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Khlopina 8/3, St. Petersburg, 194021
A. N. Sofronov
Peter-the-Great Saint-Petersburg Polytechnic University
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Politekhnicheskaya 29, St. Petersburg, 195251
D. A. Firsov
Peter-the-Great Saint-Petersburg Polytechnic University
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Politekhnicheskaya 29, St. Petersburg, 195251
L. E. Vorobjev
Peter-the-Great Saint-Petersburg Polytechnic University
Email: anton.egorov@connector-optics.com
Russian Federation, ul. Politekhnicheskaya 29, St. Petersburg, 195251