Search Results - "E. G. Tsvetkov"

Some reasons for the formation of grain boundaries and melt inclusions in growing large BBO crystals by TSSG technique by Tsvetkov, E.G.

“…Data reported in this work are the result of the first crystallomorphological analysis of the formation of most typical structural defects in growing large BBO…”
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Valent state and coordination of cobalt Ions in beryl and chrysoberyl crystals by Solntsev, V. P., Tsvetkov, E. G., Alimpiev, A. I., Mashkovtsev, R. I.

“…We have studied the polarized optical absorption and EPR spectra of Co-doped beryls grown by hydrothermal, flux, and gas-transport methods, and chrysoberyl…”
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Specific character of melt growth of low-temperature phase of aluminum beryllate by Gurov, V.V., Tsvetkov, E.G.

“…It is shown that the melt growth of low-temperature phase aluminum beryllate crystals, Al 2BeO 4 (ABO), requires specific metastable conditions. These are,…”
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Peculiarities of LiB3O5 crystallization from melts studied by Raman spectroscopy by Surovtsev, N.V., Malinovsky, V.K., Solntsev, V.P., Davydov, A.V., Tsvetkov, E.G.

“…Specific features of melting and crystallization scenarios of lithium triborate LiB3O5 (0.25Li2O*0.75B2O3) are studied in situ by Raman spectroscopy. It is…”
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EPR study of coordination of Ag and Pb cations in BaB2O4 crystals and barium borate glasses by Solntsev, V. P., Mashkovtsev, R. I., Davydov, A. V., Tsvetkov, E. G.

“…It is shown the possibility to determine the coordination of paramagnetic ions in disordered solid structures, e.g., in barium borate glasses. For this purpose…”
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Formation of the phase composition of nonequilibrium samples prepared by rapid solidification of oxide melts by Kosyakov, V. I., Tsvetkov, E. G.

“…The number of phases in an equilibrium system p composed of t components is constrained by the Gibbs phase rule, which can be written as f = t + n − p − r ,…”
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From molten glass to crystallizable melt: The essence of structural evolution by Tsvetkov, E.G., Davydov, A.V., Ancharov, A.I., Yudaev, I.V.

“…Within the frames of our model concept an attempt is made to reveal the principal differences in the structural self-assembling of melts responsible for their…”
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Coordination and valent state of nickel ions in beryl and chrysoberyl crystals by Solntsev, V. P., Tsvetkov, E. G., Alimpiev, A. I., Mashkovtsev, R. I.

“…We have studied the polarized optical absorption and the EPR spectra of Ni-doped beryls grown by hydrothermal, flux and gas-transport methods, and chrysoberyl…”
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Growth of α-BaB2O4 single crystals from melts at various compositions: comparison of optical properties by Solntsev, V.P, Tsvetkov, E.G, Gets, V.A, Antsygin, V.D

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Formation of lanthanum beryllate real structure under different crystallization conditions by Tsvetkov, E.G., Rylov, G.M., Matrosov, V.N.

“…The aim of this paper is to characterize the major structural defects of lanthanum beryllate single crystals grown by the Czochralski method, including those…”
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Features of beryllium aluminate crystal growth by the method of horizontally oriented crystallization by Gurov, V.V., Tsvetkov, E.G., Kirdyashkin, A.G.

“…The method of horizontally oriented (one-dimensional) crystallization (HOC) was applied for growth of chrome-doped beryllium aluminate (alexandrite) single…”
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The major problems of seeding and growth of barium borate crystals in terms of new data on phase relations in BaO–B2O3–Na2O system by Tsvetkov, E.G., Tyurikov, V.I., Khranenko, G.G.

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Study of voltage changes at interface during growth of β-BaB2O4 crystals and possibilities for improving their quality by an external potential by Tyurikov, V.I., Tsvetkov, E.G.

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Specific features of seeding and growth of bulk polar crystals by Tsvetkov, E.G, Tyurikov, V.I

“…Formal analysis of seeding and growth of crystals exhibiting spontaneous polarization has been attempted using lithium iodate (α-LiIO 3) and barium metaborate…”
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Growth and crystal structure of the BeAl6O10 single crystals by Alimpiev, A.I., Merkulov, A.A., Solntsev, V.P., Tsvetkov, E.G., Matrosov, V.N., Pestryakov, E.V.

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Some concepts concerning twinning and cellular growth of bulk barium metaborate (BBO) crystals by Tyurikov, V.I., Tsvetkov, E.G., Antsygin, V.D., Khranenko, G.G., Samoilova, E.G.

“…Bulk single β -BaB 2O 4 (BBO) crystals have been grown by the TSSG method in Czochralski variant, using Na 2O and NaF as the solvents. It was found that…”
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Complex treatment of the victim with mine-explosive wound in system of programmed surgical treatment by Madai, D. Yu, Parfyonov, V. E., Povzun, A. S., Karpenko, A. S., Afonchikov, V. S., Tsvetkov, E. G., Bumai, A. O., Sidorov, P. S., Madai, O. D.

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Study of inclusions and causes of their formation during growth of barium metaborate crystals by Tsvetkov, E. G., Tomilenko, A. A., Khranenko, G. G., Yurkin, A. M.

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Laser alexandrite crystals grown by horizontal oriented crystallization technique by Gurov, V.V., Tsvetkov, E.G., Yurkin, A.M.

“…Comparative studies were performed for alexandrite crystals, Al 2BeO 4:Cr 3+, employed in solid state lasers and grown by the horizontal oriented…”
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Specific character of melt growth of low-temperature phase of aluminum beryllate by GUROV, V. V, TSVETKOV, E. G

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