Search Results - "Kitaev, Yu.E"

A New Trigonal by Kitaev, Yu.E, Kukushkin, S.A, Osipov, A.V, Redkov, A.V

“…A new trigonal (rhombohedral) SiC phase, existence of which was previously theoretically predicted by a symmetry analysis, is studied. It is shown that the…”
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Ferromagnetic and antiferromagnetic orderings in wurtzite diluted magnetic nanostructures by Tronc, P., Kitaev, Yu.E., Hayn, R., Strelchuk, V., Kolomys, O.

“…Using a new approach based on symmetry analysis, we have determined the magnetic symmetry groups (Shubnikov groups) of ferro- and antiferromagnetic wurtzite…”
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A New Trigonal (Rhombohedral) SiC Phase: Ab Initio Calculations, a Symmetry Analysis and the Raman Spectra by Kitaev, Yu. E., Kukushkin, S. A., Osipov, A. V., Redkov, A. V.

“…A new trigonal (rhombohedral) SiC phase, existence of which was previously theoretically predicted by a symmetry analysis, is studied. It is shown that the…”
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Evolution of the symmetry of intermediate phases and their phonon spectra during the topochemical conversion of silicon into silicon carbide by Kitaev, Yu. E., Kukushkin, S. A., Osipov, A. V.

“…A symmetry analysis of the crystal structure and the phonon spectrum during continuous topochemical conversion of silicon into silicon carbide has been carried…”
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Ferromagnetic and antiferromagnetic ordering in the wurtzite-type diluted magnetic semiconductors by Kitaev, Yu. E., Tronc, P.

“…We determined the magnetic symmetry groups (Shubnikov groups) of the wurtzite-type crystals doped with magnetic atoms periodically distributed at cation sites…”
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Observation of an intermediate phase in the [K.sub.3]Na[.sub.2] ferroelastic by Raman scattering by Kitaev, Yu.E, Maksimova, T.I, Hermanowicz, K, Maczka, M, Hanuza, J

“…This paper reports on the first study in [K.sub.3]Na[(Cr[O.sub.4]).sub.2] crystals of Raman spectra within a broad temperature interval of 4-300 K. The study…”
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Optical Selection Rules for Hexagonal GaN by Tronc, P., Kitaev, Yu.E., Wang, G., Limonov, M.F., Panfilov, A.G., Neu, G.

“…We determined the possible symmetries for band (Bloch) states at various points of the Brillouin zone. The spin–orbit interaction has been taken into account…”
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Phonon-assisted optical transitions in GaN with impurities and defects by Tronc, P., Kitaev, Yu.E., Wang, G., Limonov, M.F., Neu, G.

“…We have classified all the possible types of phonon-assisted optical processes involving bound or extended initial, final, and virtual (intermediate) electron…”
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Selection Rules for Optical Transitions Involving Impurities and Defects in Hexagonal GaN by Tronc, P., Kitaev, Yu.E., Wang, G., Limonov, M.F.

“…We have performed a complete group‐theoretical analysis of state symmetries for electrons and excitons bound to impurities or defects in hexagonal GaN. The…”
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Phonon spectrum of wurtzite GaN and AlN: Experiment and theory by Davydov, V.Yu, Kitaev, Yu.E, Goncharuk, I.N, Tsaregorodtsev, A.M, Smirnov, A.N, Lebedev, A.O, Botnaryk, V.M, Zhilyaev, Yu.V, Smirnov, M.B, Mirgorodsky, A.P, Semchinova, O.K

“…We present the results of a detailed study of the first and second-order Raman scattering in wurtzite GaN and AlN at room and liquid helium temperatures. A…”
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Phonon spectrum of wurtzite GaN and AlN by Davydov, V.Yu, Kitaev, Yu.E, Goncharuk, I.N, Tsaregorodtsev, A.M, Smirnov, A.N, Lebedev, A.O, Botnaryk, V.M, Zhilyaev, Yu.V, Smirnov, M.B, Mirgorodsky, A.P, Semchinova, O.K

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Layer and bulk phonon modes in the YBa 2Cu 3O 6 compound by Kitaev, Yu.E., Laisheva, L.V., Limonov, M.F., Lichtenstern, H., Mirgorodsky, A.P., Evarestov, R.A.

“…The layer description of the phonon subsystem of the YBa 2Cu 3O 6 lattice has been performed. A group-theory analysis and model dynamical calculations were…”
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Generalized symmetry and vibrational states in halogene - fullerene compounds by Grushko, Yu.S., Kitaev, Yu.E., Kolesnik, S.G., Kolesnik, S.N., Laisheva, L.V., Limonov, M.F., Smirnov, V.P.

“…We present an experimental and theoretical study of phonon subsystem of different fullerites and halogene-fullerenes such as: C 60, C 70, C 60I 4−x, C 70I 2, C…”
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Layer and bulk phonon modes in the YBa2Cu3O6 compound by Kitaev, Yu.E., Laisheva, L.V., Limonov, M.F., Lichtenstern, H., Mirgorodsky, A.P., Evarestov, R.A.

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