R. Kh. Zhukavin, V. V. Tsyplenkov, V. N. Shastin Institute for Physics of Microstructures, Russian Academy of Sciences, Nizhnii Novgorod Abstract: Silicon doped with neutral helium-like magnesium donors was theoretically studied as an active medium in the terahertz frequency range. The inversion mechanism implemented in Si: Mg does not have the necessary efficiency under optical… Read More »
N. N. Il’ichev, V. P. Kalinushkin, È. S. Gulyamova, S. A. Mironov, M. I. Studenikin, V. V. Tumorin, P. P. Pashinin Prokhorov General Physics Institute of the Russian Academy of Sciences, Moscow Abstract: Time dependence of the luminescence power of the Fe2+ ion in ZnSe single crystal at liquid nitrogen temperature when excited by a… Read More »
Yu. P. Yatsenko, A. V. Gladyshev, I. A. Bufetov Fiber Optics Research Center of the Russian Academy of Sciences Abstract: The energy conversion into the mid-IR region (greater than 2.2 μm) was numerically studied under pumping a gas-filled revolving fiber with a hollow core with chirped picosecond pulses at the wavelength of 1.56 μm. It… Read More »
S. N. Smetanin, D. P. Tereshchenko, A. G. Papashvili, E. V. Shashkov, E. A. Peganov, K. A. Gubina, V. E. Shukshin, S. A. Solokhin, M. N. Ershkov, E. E. Dunaeva, I. S. Voronina, L. I. Ivleva Prokhorov General Physics Institute of the Russian Academy of Sciences, Moscow National University of Science and Technology «MISIS», Moscow… Read More »
S. O. Slipchenko, A. A. Podoskin, D. N. Nikolaev, V. V. Shamakhov, I. S. Shashkin, M. Kandratov, I. Gordeev, A. E. Grishin, A. E. Kazakova, P. S. Gavrina, K. Bakhvalov, P. S. Kop’ev, N. A. Pikhtin Ioffe Institute, St. Petersburg Abstract: The effect of the active region design on the vertical far field divergence of high-power… Read More »
K. A. Podgaetskii, A. V. Lobintsov, A. I. Danilov, A. V. Ivanov, M. A. Ladugin, A. A. Marmalyuk, V. V. Dyudelev, D. A. Mikhailov, D. V. Chistyakov, A. V. Babichev, G. M. Savchenko, A. V. Lyutetskiy, S. O. Slipchenko, N. A. Pikhtin, A. G. Gladyshev, I. I. Novikov, L. Ya. Karachinsky, A. Yu. Egorov, G.… Read More »
A. A. Krylov, A. V. Gladyshev, Yu. P. Yatsenko, A. K. Senatorov, A. N. Kolyadin, A. F. Kosolapov, M. M. Khudyakov, M. E. Likhachev, I. A. Bufetov Fiber Optics Research Center of the Russian Academy of Sciences, Moscow Abstract: The threshold characteristics of Raman lasing at 2.84 μm wavelength in a hollow revolver fiber filled… Read More »
V. G. Niz’ev Institute on Laser and Information Technologies, Branch of the Federal Research Centre ‘Crystallography and Photonics’ Abstract: On the basis of fundamental research, a method for improving the quality of laser radiation at Fresnel numbers greater than one is proposed. The method consists in providing the generation of a ”pure” high-order Laguerre-Gaussian ring… Read More »
S. I. Derzhavin, Ya. V. Kravchenko, D. N. Mamonov, S. V. Podmazov, V. N. Timoshkin Prokhorov General Physics Institute of the Russian Academy of Sciences, Moscow National Engineering Physics Institute “MEPhI”, Moscow Abstract: In the experimental studies of incoherent summation of laser diode radiation with the spectral summation scheme an additional channel of coherent generation… Read More »
S. N. Ryazantsev, S. A. Pikuz, Ph. A. Korneev Joint Institute for High Temperatures, Russian Academy of Sciences, Moscow National Engineering Physics Institute “MEPhI”, Moscow P. N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow Abstract: Under the influence of ultra-intense laser radiation on micro-structured targets a substance may be formed in an extreme state… Read More »