Zobrazeno 1 - 10
of 32
pro vyhledávání: '"S V Kurashkin"'
Publikováno v:
Journal of Nonlinear Optical Physics & Materials.
The work is devoted to the study of the second-harmonic generation (SHG) process as a result of random quasi-phase-matching of thulium laser radiation in ZnSe polycrystals. A linear dependence of the SHG efficiency on the nonlinear medium length has
Publikováno v:
Applied Physics B. 129
Autor:
V A Antonov, K N Firsov, E M Gavrishchuk, V B Ikonnikov, I G Kononov, S V Kurashkin, S V Podlesnykh, D V Savin, N V Zhavoronkov
Publikováno v:
Laser Physics Letters. 20:065801
The record value of the output energy of Fe:CdTe laser, as well as the slope and total efficiency in terms of absorbed energy of 350 mJ, 57% and 42%, respectively, were obtained at the room temperature of the active element. An Fe:CdTe single crystal
Autor:
V A Antonov, K N Firsov, E M Gavrishchuk, V B Ikonnikov, I G Kononov, S V Kurashkin, S V Podlesnykh, D V Savin, N V Zhavoronkov
Publikováno v:
Laser Physics Letters. 20:045802
The operation at room temperature of a single-crystal Fe:CdTe laser excited by a nonchain electric-discharge DF laser was studied. The output energy of 29 mJ was obtained with a slope efficiency in terms of absorbed energy of 30%. The development of
Autor:
A. E. Dormidonov, D. V. Savin, K N Firsov, I G Kononov, S. V. Kurashkin, S V Podlesnykh, E. M. Gavrishchuk, V. B. Ikonnikov
Publikováno v:
Physics of Wave Phenomena. 28:222-230
The methods for suppressing transverse parasitic oscillation (TPO) at room temperature in Fe:ZnSe and Fe:ZnS lasers based on polycrystals doped using high-temperature diffusion have been considered. When active elements of this type are used, the dev
Autor:
S. V. Kurashkin, V. B. Ikonnikov, E. M. Gavrishchuk, T. S. Tomilova, S A Rodin, N A Timofeeva, D. V. Savin
Publikováno v:
Inorganic Materials. 55:1201-1205
We have studied Fe2+ diffusion in polycrystalline CVD ZnSe during high-temperature (900–1100°C) annealing in different atmospheres, determined effective Fe2+ diffusion coefficients in CVD ZnSe, and evaluated the activation energy for the diffusion
Publikováno v:
Optics letters. 46(23)
A laser-quality anisotropic
Autor:
K N Firsov, S. V. Kurashkin, V. B. Ikonnikov, D. V. Savin, S V Podlesnykh, I G Kononov, A. A. Sirotkin, S A Rodin, S Yu Kazantsev, E. M. Gavrishchuk
Publikováno v:
Physics of Wave Phenomena. 27:211-216
The characteristics of a laser based on Fe:Cr:ZnSe polycrystals, excited at room temperature by a non-chain HF laser (2.6 to 3.1 µm) have been investigated. High-temperature diffusion doping of zinc selenide (CVD ZnSe plates) with chromium and iron
Autor:
E M Gavrishchuk, D V Savin, T S Tomilova, V B Ikonnikov, S V Kurashkin, S A Rodin, I G Kononov, S V Podlesnykh, K N Firsov
Publikováno v:
Laser Physics Letters. 19:065801
A technique was presented for obtaining laser media based on polycrystalline zinc selenide doped with iron from spray pyrolysis deposited films in the solid-phase diffusion process. The effect of the ligature film composition and the high-temperature
Autor:
A. A. Davydov, K N Firsov, S. V. Kurashkin, N. A. Raspopov, N. V. Zhavoronkov, I G Kononov, V. A. Antonov, S. V. Podlesnykh, E. M. Gavrishchuk
Publikováno v:
2020 International Conference Laser Optics (ICLO).
Characteristics of a room temperature Fe:ZnSe laser with heavily doped active element are studied. It is shown that heavily doped single-crystal Fe:ZnSe laser can be efficiently excited by a radiation of a Cr:ZnSe laser without wavelength tuning to t