Zobrazeno 1 - 10
of 47
pro vyhledávání: '"G. V. Lanskii"'
Autor:
Z.-S. Feng, Z.-H. Kang, X.-M. Li, Zeng-Bin Wang, J.-Y. Gao, Yu. M. Andreev, V. V. Atuchin, K. A. Kokh, G. V. Lanskii, A. I. Potekaev, A. V. Shaiduko, V. A. Svetlichnyi
Publikováno v:
AIP Advances, Vol 4, Iss 3, Pp 037104-037104-6 (2014)
The impact of fs and ns pulses on indium and sulfur doped gallium selenide crystals with four and five different doping concentrations, respectively, has been studied in comparison with that of undoped GaSe. The inconsistence of the visual criterion
Externí odkaz:
https://doaj.org/article/ddcad6c1053045828efde7da4b43afd3
Publikováno v:
2020 International Conference Laser Optics (ICLO).
THz wave generation was investigated in nonlinear ZnGeP2 crystals with the fs pumping at 800 nm and 950 nm. Transmission and absorption spectra were analyzed. Refractive indices of the ZnGeP2 in the THz range were measured and approximated in the for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ab0329ee0d76d9df87895bb421d0f1a8
https://doi.org/10.1109/iclo48556.2020.9285598
https://doi.org/10.1109/iclo48556.2020.9285598
Autor:
V. D. Antsygin, Konstantin A. Kokh, G. V. Lanskii, Yu. M. Andreev, Nazar A. Nikolaev, V. A. Svetlichny, A. E. Kokh, A. A. Mamrashev, Tatyana B. Bekker
Publikováno v:
2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
Optical properties of $\beta$ -BBO crystals i. e. absorption coefficient and refractive index dispersions, were studied using a custom-made terahertz time-domain spectrometer (THz-TDS) in the range of 0.2-2.0 THz at the room temperature (RT) of 293 K
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c1e33ae88a413dd17beca2f789cad914
https://doi.org/10.1109/irmmw-thz.2018.8510284
https://doi.org/10.1109/irmmw-thz.2018.8510284
Publikováno v:
Light: Science & Applications, Vol 8, Iss 1, Pp 1-7 (2019)
Light, Science & Applications
Light: Science & Applications, 8 (1)
Light, Science & Applications
Light: Science & Applications, 8 (1)
Implicit summation is a technique for the conversion of sums over intermediate states in multiphoton absorption and the high-order susceptibility in hydrogen into simple integrals. Here, we derive the equivalent technique for hydrogenic impurities in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::844c52a780aa8bb9f3944095df16592e
http://arxiv.org/abs/1808.04195
http://arxiv.org/abs/1808.04195
Autor:
W. Zhou, Yanqing Gao, A. E. Kokh, Valerii A Svetlichnyi, Yu. M. Andreev, G. V. Lanskii, Z. M. Huang, Jingguo Huang, J. Ge, N.-J. Yao
Publikováno v:
2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
Long bases RT THz standoff spectrometer is designed. GaSe 91 S 0.09 :Al(0.03 at.%) DFG of near IR lasers was seeded by THz emission from electronic system. THz generation efficiency was improved by the factor of ≥10 at principally reduced emission
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f58ac583c8ff478da9ca9f8e316fcfcd
https://doi.org/10.1109/irmmw-thz.2017.8067110
https://doi.org/10.1109/irmmw-thz.2017.8067110
Autor:
Q.-J. Yang, G. V. Lanskii, Z. M. Huang, Yu. M. Andreev, Yanqing Gao, Jingguo Huang, Konstantin A. Kokh, Valerii A Svetlichnyi, A. A. Lisenko
Publikováno v:
SPIE Proceedings.
We launched into a development of a new stand-off sensing system that can detect atmospheric and hazardous gases in real atmosphere utilizing THz technology. Narrow line width
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fbd31ae9450023a7c3ee415cf298bdb7
https://doi.org/10.1117/12.2268341
https://doi.org/10.1117/12.2268341
Autor:
Nazar A. Nikolaev, Yury M. Andreev, Konstantin A. Kokh, B. N. Murdin, J. F. Molloy, Mira Naftaly, A. A. Mamrashev, A E Kokh, Konstantin Litvinenko, Valerii A Svetlichnyi, G. V. Lanskii
Publikováno v:
Optical materials. 2017. Vol. 66. P. 94-97
THz optical properties of lithium borate (LBO) crystals were measured using time-domain spectroscopy (TDS). The LBO crystal samples were of high optical quality and were cut and polished along the h100i, h010i and h001i axes. Two independent measurem
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::29e3f5965780e631ab517af96c8367d5
https://openrepository.ru/article?id=836614
https://openrepository.ru/article?id=836614
Autor:
J. Wu, Yu. M. Andreev, Jingguo Huang, Konstantin A. Kokh, A. A. Lisenko, Yanqing Gao, Q.-J. Yang, Z. M. Huang, Y. Qu, Valerii A Svetlichnyi, G. V. Lanskii
Publikováno v:
2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz).
Terahertz spectrometer up to 110 m single-pass measurement trace was realized by room-temperature GaSe:S down-converter operating at 0.2–0.6 THz range with 0.1 cm−1 high resolution. Ab-initio measurements were carried out in the real atmosphere.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f68ddcfc99c980aebd0c744decc1ef74
https://doi.org/10.1109/irmmw-thz.2016.7758404
https://doi.org/10.1109/irmmw-thz.2016.7758404
Publikováno v:
Crystal research and technology. 2011. Vol. 46, № 4. P. 327-330
The paper describes principal manipulations to prepare single crystals of GaSe and GaS. A new simple method of synthesis with single-zone heating furnace is proposed. Growth of crystals was performed by modified Bridgman method with the use of rotati
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b4ab0f84205efc858039b4b0864d713c
https://doi.org/10.1002/crat.201100055
https://doi.org/10.1002/crat.201100055
Autor:
A. A. Mamrashev, Yu. M. Andreev, V. D. Antsygin, O. I. Potaturkin, Z. M. Huang, A. B. Kaplun, Nazar A. Nikolaev, D. M. Ezhov, A. B. Meshalkin, Jingguo Huang, Valerii A Svetlichnyi, G. V. Lanskii
Publikováno v:
Laser physics letters. 2018. Vol. 15, № 7. P. 075401 (1-4)
Dispersion of refractive index and absorption coefficients in flux-grown high-resistivity KTiOPO4 crystals between 0.2–2.5 THz are verified at room temperature by a THz-TDS. Measured dispersion components n x , n y and n z are approximated for the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f29cffb54909d87793123a79d56e0df4
https://doi.org/10.1088/1612-202x/aabb30
https://doi.org/10.1088/1612-202x/aabb30