Lasing in 9.6-μm Quantum Cascade Lasers
- Авторлар: Babichev A.1, Gusev G.2, Sofronov A.2, Firsov D.2, Vorob’ev L.2, Usikova A.1, Zadiranov Y.1, Il’inskaya N.1, Nevedomskii V.1, Dyudelev V.1, Sokolovskii G.1,3, Gladyshev A.4, Karachinsky L.1,4,5, Novikov I.1,4,5, Egorov A.5
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Мекемелер:
- Ioffe Institute,
- Peter the Great St. Petersburg Polytechnic University
- St. Petersburg Electrotechnical University “LETI,”
- Connector Optics LLC
- ITMO University
- Шығарылым: Том 63, № 10 (2018)
- Беттер: 1511-1515
- Бөлім: Optics
- URL: https://journals.rcsi.science/1063-7842/article/view/202185
- DOI: https://doi.org/10.1134/S1063784218100043
- ID: 202185
Дәйексөз келтіру
Аннотация
Lasing in MBE-grown impulsively pumped quantum cascade lasers of 9.6 μm at 140 K has been demonstrated. The active area is based on three-phonon resonance scattering of electrons. An In0.53Ga0.47As/Al0.48In0.52As solid alloy heteropair was used to form periods of quantum cascade lasers. The upper In0.52Al0.48As cladding of the waveguide was made thick. Alloyed and unalloyed lower metallization systems were studied. The threshold current density for a ridge laser 1 mm long and 27 μm wide has been found to roughly equal 3 kA/cm2 at 87 K. The optical output power has been estimated at a level of 20–35 mW.
Авторлар туралы
A. Babichev
Ioffe Institute,
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021
G. Gusev
Peter the Great St. Petersburg Polytechnic University
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 195251
A. Sofronov
Peter the Great St. Petersburg Polytechnic University
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 195251
D. Firsov
Peter the Great St. Petersburg Polytechnic University
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 195251
L. Vorob’ev
Peter the Great St. Petersburg Polytechnic University
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 195251
A. Usikova
Ioffe Institute,
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021
Yu. Zadiranov
Ioffe Institute,
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021
N. Il’inskaya
Ioffe Institute,
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021
V. Nevedomskii
Ioffe Institute,
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021
V. Dyudelev
Ioffe Institute,
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021
G. Sokolovskii
Ioffe Institute, ; St. Petersburg Electrotechnical University “LETI,”
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021; St. Petersburg, 197376
A. Gladyshev
Connector Optics LLC
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194292
L. Karachinsky
Ioffe Institute, ; Connector Optics LLC; ITMO University
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021; St. Petersburg, 194292; St. Petersburg, 197101
I. Novikov
Ioffe Institute, ; Connector Optics LLC; ITMO University
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 194021; St. Petersburg, 194292; St. Petersburg, 197101
A. Egorov
ITMO University
Хат алмасуға жауапты Автор.
Email: anton.egorov@connector-optics.com
Ресей, St. Petersburg, 197101