Category Archives: Статья

Modeling the trajectories of oblique rays in optical fiber with stepped refractive index profile

A. A. Makovetskii, S. M. Popov, D. V. Ryakhovskii Kotelnikov Institute of Radioengineering and Electronics, Fryazino Branch, Russian Academy of Sciences Abstract: Within the framework of the geometric optics model, an algorithm for calculating the trajectories of oblique rays (hybrid modes) in optical fiber with stepped refractive index profile was developed. The first (three-dimensional) version… Read More »

Determination of dissipative soliton zones of generation in fiber lasers depending on the cavity dispersion and modulation depth of the saturable absorber

D. V. Khudyakov Physics Instrumentation Center, A. M. Prokhorov General Physics Institute, Troitsk, Moscow region Abstract: The zones of stable pulsed generation of dissipative solitons in fiber lasers are determined depending on of the magnitude of the second-order dispersion of the resonator and the modulation depth of the saturable absorber. It was established that convergent solutions and… Read More »

All-optical gain control of remote optically pumped amplifier

A. Yu. Igumenov, S. N. Lukinykh, O. E. Nanii, V. N. Treshchikov Moscow Institute of Physics and Technology (National Research University), Dolgoprudny, Moscow Region “T8” LLC, Moscow Faculty of Physics, Lomonosov Moscow State University Kotelnikov Institute of Radioengineering and Electronics, Fryazino Branch, Russian Academy of Sciences Abstract: An optical system for gain stabilization of a… Read More »

Extremely compressed wave packets in axicon-focused optical radiation

E. D. Zaloznaya, A. E. Dormidonov, V. P. Kandidov Faculty of Physics, Lomonosov Moscow State University, 119991, Moscow, Russia Dukhov Automatics Research Institute, 127055, Moscow, Russia Abstract: Using numerical modeling methods, we studied the peculiarities of light field dynamics during filamentation under the conditions of anomalous group velocity dispersion of mid-IR femtosecond pulses focused by… Read More »

Laser ablation of a titanium target in water silver nitrate solution

G. E. Val’yano, T. I. Borodina, M. M. Malikov, O. V. Sazhnova Joint Institute for High Temperatures, Russian Academy of Sciences, Moscow Abstract: The results of experiments on laser ablation of titanium in water silver nitrate solution using copper vapor laser radiation are presented. The possibility of doping with silver the surfaces of titanium oxide… Read More »

Electric-discharge KrCl laser with high pump power

S. A. Yampol’skaya, A. G. Yastremskii, Yu. N. Panchenko, A. V. Puchikin, E. V. Gorlov Institute of High Current Electronics, Siberian Branch of the Russian Academy of Sciences, 634055, Tomsk, Russia National Research Tomsk State University, 634050, Tomsk, Russia Zuev Institute of Atmospheric Optics, Siberian Branch, Russian Academy of Sciences, 634055, Tomsk, Russia Abstract: The… Read More »

Slab lasers on fundamental and overtone transitions of the carbon monoxide molecule with capacitive radio-frequency discharge pumping and cryogenic cooling of electrodes

A. A. Ionin, M. V. Ionin, I. O. Kinyaevsky, Yu. M. Klimachev, A. Yu. Kozlov, A. A. Kotkov, O. A. Rulev, D. V. Sinitsyn P. N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow Abstract: The research on the development of e-beam sustained discharge lasers on carbon monoxide molecule initiated by N.G. Basov in early… Read More »

Laser cutting of aluminum alloys under conditions of formation of an optical discharge in argon jet of pulsed CO2 laser

V. B. Shulyat’ev, M. A. Gulov, E. V. Karpov, A. G. Malikov, K. R. Boiko Khristianovich Institute of Theoretical and Applied Mechanics, Siberian Branch of the Russian Academy of Sciences, Novosibirsk Lavrentyev Institute of Hydrodynamics of Siberian Branch of the Russian Academy of Sciences, Novosibirsk Abstract: The article reports on the results of laser cutting… Read More »