Zobrazeno 1 - 10
of 92
pro vyhledávání: '"Andrei A. Kotkov"'
Autor:
A.M. Sagitova, Dmitry V. Sinitsyn, Andrei A. Kotkov, Valery V. Badikov, A. Yu. Kozlov, Andrey A. Ionin, Dmitrii Badikov, Yu. M. Klimachev, I. O. Kinyaevskiy
Publikováno v:
Optics & Laser Technology. 115:205-209
Broadband sum frequency conversion of a slab RF discharge Q-switched CO laser system was performed with two BaGa2GeSe6 crystals resulting in its spectrum lying within 1.7–6.0 μm spectral range. The first BaGa2GeSe6 crystal was located in the CO la
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8cbea527668955917ba4f7602bdcff9b
https://doi.org/10.1016/j.optlastec.2019.02.035
https://doi.org/10.1016/j.optlastec.2019.02.035
Autor:
A.A. Kozlov, I.A. Chebotarev, S. A. Savinov, I. O. Kinyaevskiy, A.M. Sagitova, Andrei A. Kotkov, Yu. A. Mityagin, D. V. Sinitsyn, Yu. M. Klimachev, J.-F. Lampin, Andrey A. Ionin
Publikováno v:
19th International Conference Laser Optics, ICLO 2020
19th International Conference Laser Optics, ICLO 2020, Nov 2020, Saint Petersburg, Russia. pp.1-1, ⟨10.1109/ICLO48556.2020.9285859⟩
19th International Conference Laser Optics, ICLO 2020, Nov 2020, Saint Petersburg, Russia. pp.1-1, ⟨10.1109/ICLO48556.2020.9285859⟩
International audience; A waveform of pulsed THz NH3 lasing was measured under optical pumping by "long" pulse e-beam sustained discharge (EBSD) CO2 laser on 9R (30) and 9R (16) ro-vibrational transitions.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80229e8457a314496e5212c0ac866324
https://hal.archives-ouvertes.fr/hal-03101719
https://hal.archives-ouvertes.fr/hal-03101719
Autor:
Yu. M. Klimachev, Andrei A. Kotkov, Andrey A. Ionin, A.M. Sagitova, Dmitry V. Sinitsyn, I. O. Kinyaevskiy, A. Yu. Kozlov
Publikováno v:
14th Pacific Rim Conference on Lasers and Electro-Optics (CLEO PR 2020).
Q-switched slab RF-discharge multiline CO laser with broadband frequency conversion in BaGa2GeSe6 and ZnGeP2 crystals was developed. The laser system operated within 2.5-6 μm wavelengths and it was tested for absorption measurement of atmosphere gas
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::49ccd5bea0ceb29a680aca6bd9f0a2d7
https://doi.org/10.1364/cleopr.2020.c9b_4
https://doi.org/10.1364/cleopr.2020.c9b_4
Autor:
A.K. Kurnosov, Yu. M. Klimachev, I. O. Kinyaevskiy, Andrei A. Kotkov, Andrey A. Ionin, Dmitry V. Sinitsyn, Daria V. Mokrousova, A. Yu. Kozlov
Publikováno v:
XIV International Conference on Pulsed Lasers and Laser Applications.
Analysis of experimental data obtained in study of cryogenic CO laser with glow discharge and cryogenic slab CO laser with RF discharge showed that oxygen concentration in laser mixture is much less than in initial gas mixture. With low oxygen conten
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6119ddf82137539b63e4fd1904c2f483
https://doi.org/10.1117/12.2543514
https://doi.org/10.1117/12.2543514
Publikováno v:
Physics of Atomic Nuclei. 80:1635-1641
This paper presents the results of studies aimed at the creation of a hybrid laser system which is composed of a gas lasers and a nonlinear crystal and appreciably broadens and enriches the radiation spectrum of these lasers. A highly efficient conve
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::00515319d0302dc72b05279a68acb8ce
https://doi.org/10.1134/s1063778817110072
https://doi.org/10.1134/s1063778817110072
Autor:
A. Yu. Kozlov, Andrey A. Ionin, D S Kryuchkov, Yu. M. Klimachev, Andrei A. Kotkov, I. O. Kinyaevskiy
Publikováno v:
Infrared Physics & Technology. 85:347-351
To select a single laser pulse from a train of nanosecond pulses emitted by a mode-locked CO laser with wavelengths from ∼5 to 6 μm, an electro-optic shutter based on CdTe Pockels cell was developed. A contrast between the selected pulse and unsel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4cc65bb566f506e56a0b88beb432947d
https://doi.org/10.1016/j.infrared.2017.07.021
https://doi.org/10.1016/j.infrared.2017.07.021
Autor:
Yurii M. Klimachev, Andrey A. Ionin, Andrei Kozlov, Leonid V. Seleznev, Adilya Sagitova, I. O. Kinyaevskiy, Dmitry V. Sinitsyn, Andrei A. Kotkov
Publikováno v:
High Power Lasers: Technology and Systems, Platforms, Effects III.
Different frequency conversion processes in the mid-IR were experimentally studied with slab RF discharge CO and CO2 lasers and various nonlinear crystals ZnGeP2, GaSe, BaGa2GeSe6, AgGaSe2 and PbIn6Te10 : second and third harmonic generation of CO la
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b339c1ab488b975c2aeb6d369826bde2
https://doi.org/10.1117/12.2532492
https://doi.org/10.1117/12.2532492
Autor:
Yu. M. Klimachev, Andrey A. Ionin, Leonid V. Seleznev, A. A. Kozlov, I. O. Kinyaevskiy, Dmitry V. Sinitsyn, Andrei A. Kotkov, A. M. Sagitova
Publikováno v:
XXII International Symposium on High Power Laser Systems and Applications.
Super-broadband mid-IR laser systems are under development in the Gas Lasers Lab of the Lebedev Physical Institute. These systems consist of different sorts of molecular gas lasers and various nonlinear crystals converting multi-line emission of thos
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f74aa34d912d68ea66b6df89ee7d2c5c
https://doi.org/10.1117/12.2521717
https://doi.org/10.1117/12.2521717
Autor:
Andrey A. Ionin, Andrei A. Kotkov, Yu. M. Klimachev, Dmitry V. Sinitsyn, I. O. Kinyaevskiy, A. Yu. Kozlov, A.M. Sagitova
Publikováno v:
Infrared Physics & Technology. 105:103250
Mode-locking with an acousto-optic modulator was for the first time demonstrated for a repetitively pulsed (150 Hz) slab RF discharge CO2 laser. The mode-locked CO2 laser emitted trains of 5.5 ns pulses following with 27.25 MHz repetition rate. Mode-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::297694a7490b3025ef6bbf598e1f60e1
https://doi.org/10.1016/j.infrared.2020.103250
https://doi.org/10.1016/j.infrared.2020.103250
Autor:
Yu. M. Klimachev, Andrei A. Kotkov, I. O. Kinyaevskiy, Andrey A. Ionin, D. V. Sinitsyn, A. Yu. Kozlov, A.M. Sagitova
Publikováno v:
2018 International Conference Laser Optics (ICLO).
An influence of different gases addition to the active medium of slab RF-discharge cryogenic Q-switched CO laser on its output parameters was studied. Maximal laser pulse peak power was obtained for the gas mixture containing air.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f76bb0a4f6713d2bab4f50fbd356ba64
https://doi.org/10.1109/lo.2018.8435766
https://doi.org/10.1109/lo.2018.8435766