Search Results - "Leonyuk, N. I."

YbAl3(BO3)4 and YAl3(BO3)4 crystallization from K2Mo3O10-based high-temperature solutions : Phase relationships and solubility diagrams by NEKRASOVA, L. V, LEONYUK, N. I

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Eye-safe 1.55  μm passively Q-switched Er,Yb:GdAl3(BO3)4 diode-pumped laser by Gorbachenya, K N, Kisel, V E, Yasukevich, A S, Maltsev, V V, Leonyuk, N I, Kuleshov, N V

“…We report for the first time, to the best of our knowledge, on a diode-pumped passively Q-switched Er,Yb:GdAl3(BO3)4 laser. By using a Co2+:MgAl2O4 crystal as…”
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Half a century of progress in crystal growth of multifunctional borates RAl3(BO3)4 (R=Y, Pr, Sm–Lu) by Leonyuk, N.I.

“…•Flux growth on dipped seeds of huntite-type borate crystals has been developed.•The obtained results is a key base for crystal growth of effective laser…”
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Passively Q-switched microchip Er, Yb:YAl3(BO3)4 diode-pumped laser by Kisel, V E, Gorbachenya, K N, Yasukevich, A S, Ivashko, A M, Kuleshov, N V, Maltsev, V V, Leonyuk, N I

“…We report, for the first time to our knowledge, a diode-pumped cw and passively Q-switched microchip Er, Yb:YAl(3)(BO(3))(4) laser. A maximal output power of…”
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Crystal Growth, Morphology and Composition of Solid Solutions of RAl2.07(B4O10)O0.6 (R = La, Ce, Pr, Gd) Dimetaborates by Koporulina, E. V., Maltsev, V. V., Leonyuk, N. I., Volkova, E. A.

“…We have found conditions for reproducible spontaneous crystal growth of (R x La 1 – x )Al 2.07 (B 4 O 10 )O 0.6 (R = Ce, Pr; x = 0, 0.003, 0.03, 0.5, 1)…”
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Growth and Thermophysical Properties of RAl3(BO3)4 (R = Y, Nd, Gd, Lu) and RMgB5O10 (R = Y, La, Gd) Crystals by Maltsev, V. V., Volkova, E. A., Mitina, D. D., Leonyuk, N. I., Kozlov, A. B., Shestakov, A. V.

“…— We have optimized conditions for the flux growth of the RAl 3 (BO 3 ) 4 (R = Y, Nd, Gd, Lu) and RMgB 5 O 10 (R = Y, La, Gd) rare-earth borates and measured…”
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Growth and Characterization of RMgB5O10 (R = Y, La, Gd) Crystals by Mitina, D. D., Maltsev, V. V., Leonyuk, N. I., Gorbachenya, K. N., Deineka, R. V., Kisel, V. E., Yasukevich, A. S., Kuleshov, N. V.

“…— We have studied and optimized conditions for spontaneous flux growth of RMgB 5 O 10 (R = Y, La, Gd) crystals and assessed the feasibility of seeded growth of…”
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Luminescence and Nonlinear Optical Properties of Borates LnGa3(BO3)4 (Ln = Nd, Sm, Tb, Er, Dy, or Ho) by Kuz’min, N. N., Boldyrev, K. N., Leonyuk, N. I., Stefanovich, S. Yu, Popova, M. N.

“…Luminescence spectra of single crystals of rare-earth gallium borates LnGa 3 (BO 3 ) 4 (Ln = Nd, Sm, Tb, Er, Dy, or Ho) at room (300 K) and cryogenic (10 K)…”
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Growth and Spectroscopic and Magnetic Properties of TbCr3(BO3)4 Crystals by Kuzmin, N. N., Maltsev, V. V., Volkova, E. A., Leonyuk, N. I., Boldyrev, K. N., Bludov, A. N.

“…— We have studied and optimized conditions for spontaneous flux growth of TbCr 3 (BO 3 ) 4 crystals. Phase relations in the pseudoternary system TbCr 3 (BO 3 )…”
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Magnetic Parameters of Rare-Earth Chromium Borate under High Temperatures by Kuvandikov, O. K., Leonyuk, N. I., Mal’tsev, V. V., Kuz’min, N. N., Shakarov, Kh. O., Shodiev, Z. M., Amonov, B. U., Sulaimonov, O. A.

“…The Faraday effect is used to measure the temperature dependence of the magnetic susceptibility in the temperature range from 300 to 1200 K of rare-earth…”
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High Power Diode-Pumped Erbium Laser Emitting at Near 1.5 μm by K. N. Gorbachenya, V. E. Kisel, A. S. Yasukevich, E. V. Koporulina, E. A. Volkova, V. V. Maltsev, N. I. Leonyuk, N. V. Kuleshov

“…Solid-state lasers emitting in the 1.5–1.6 μm spectral range are very promising for eye-safe laser range finding, ophthalmology, fiber-optic communication…”
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Continuous-wave Laser on Er,Yb-Codoped Pentaborate Crystal by K. N. Gorbachenya, V. E. Kisel, R. V. Deineka, A. S. Yasukevich, N. V. Kuleshov, V. V. Maltsev, D. D. Mitina, E. A. Volkova, N. I. Leonyuk

“…We report, for the first time to our knowledge, a diode-pumped continuous-wave microchip Er,Yb:YMgB5O10 laser. The purpose of this work was to study the growth…”
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Flux Growth, Thermal Properties, and Luminescence Spectra of (Er,Yb,Lu)Al3(BO3)4 Solid Solutions by Maltsev, V. V., Naprasnikov, D. A., Lyasnikov, A. D., Leonyuk, N. I., Gorbachenya, K. N., Kisel, V. E., Yasukevich, A. S., Kuleshov, N. V.

“…We have studied phase relations in the pseudoquaternary system LuAl 3 (BO 3 ) 4 –(K 2 Mo 3 O 10 –Al 2 O 3 –B 2 O 3 ) in the temperature range 1130 to 900°C…”
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Quantum splitting in praseodymium-doped lanthanum aluminum dimetaborate crystals at X-ray excitation by Kononets, N. V., Viagin, O. G., Seminko, V. V., Maksimchuk, P. O., Koporulina, E. V., Leonyuk, N. I., Malyukin, Y. V.

“…Mixed lanthanum-praseodymium aluminum dimetaborate and aluminum orthoborate crystals were grown. The processes of excitation energy relaxation for the crystals…”
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Excited state absorption, energy levels, and thermal conductivity of Er3+:YAB by Tolstik, N. A., Huber, G., Maltsev, V. V., Leonyuk, N. I., Kuleshov, N. V.

“…Polarized excited state absorption spectra of Er, Yb:YAB are reported. The Stark levels of the 4 I 15/2 , 4 I 13/2 , and 4 I 11/2 multiplets of Er 3+ have been…”
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Crystallization of neodymium heptatantalate from molybdate based flux systems by Volkova, E.A., Alekseev, A.V., Leonyuk, N.I.

“…Phase formation in the complex system Nd2O3–Ta2O5–K2Mo3O10–B2O3 within the region of neodymium heptatantalate NdTa7O19 (NHT) phase stability has been studied…”
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Micro-crystallization and spectroscopic properties of Er, Yb:RAl-borates (R=Y, Gd) obtained in RAl3(BO3)4–K2Mo3O10–B2O3–R2O3 and RAl3(BO3)4–B2O3 systems by Naprasnikov, D.A., Maltsev, V.V., Leonyuk, N.I., Gorbachenya, K.N., Kurilchik, S.V., Kisel, V.E., Kuleshov, N.V.

“…The spontaneous YAl3(BO3)4 (YAB) and GdAl3(BO3)4 (GdAB) crystals (of nominal composition and co-doped with Er and Yb) up to 4–5mm in length were grown from…”
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Crystallization and Structural Characteristics of New Borosilicates by Shvanskii, E.V., Leonyuk, N.I., Bocelli, G., Righi, L.

“…Crystals of stillwellite-like lanthanum borosilicate were obtained from high-temperature solutions. Lithium and potassium di- and trimolybdates were used as…”
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Quality of the rare earth aluminum borate crystals for laser applications, probed by high-resolution spectroscopy of the Yb3+ ion by Boldyrev, K.N., Popova, M.N., Bettinelli, M., Temerov, V.L., Gudim, I.A., Bezmaternykh, L.N., Loiseau, P., Aka, G., Leonyuk, N.I.

“…► Spectroscopic method was applied to analyze impurities in RAl3(BO3)4:Yb3+ compounds. ► The crystals with the lowest concentration of Mo have the highest UV…”
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Phase transitions and exchange interactions in the SmCr3(BO3)4 crystal by Dobretsova, E A, Boldyrev, K N, Popova, M N, SYu Gavrilkin, Mukhin, A A, Ivanov, VYu, VV Mal’tsev, NI Leonyuk, Malkin, B Z

“…Spectroscopic investigation and specific heat and magnetic susceptibility measurements of SmCr3(BO3)4 crystals were performed. The spectra of the Sm3+ and Cr3+…”
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