Search Results - "Siidra, O. I."

Synthesis and Crystal Structure of New Hydrated Lead Selenite Nitrate Pb4(SeO3)3(NO3)2·2H2O by Siidra, O. I., Grishaev, V. Yu

“…The synthesis and crystal structure of new hydrated lead selenite nitrate Pb 4 (SeO 3 ) 3 (NO 3 ) 2 ·2H 2 O ( 1 ) are reported. The crystal structure of 1 ( ,…”
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Garmite, CsLiMg2(Si4O10)F2, a New Mica-Group Mineral from “Quartz Blocks” of the Darai-Pioz Alkaline Massif, Tajikistan by Pautov, L. A., Agakhanov, A. A., Pekov, I. V., Karpenko, V. Yu, Siidra, O. I., Sokolova, E. V., Hawthorne, F. C., Fayziev, A. R.

“…A new trioctahedral mica garmite, CsLiMg 2 (Si 4 O 10 )F 2 , a Cs analogue of tainiolite, was found in an substantially quartz rock in the Darai-Pioz alkaline…”
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Specific Features of the Crystal Chemistry of Layered Uranyl Compounds with the Ratio UO2: TO4 = 5 : 8 (T = S6+, Cr6+, Se6+, Mo6+) by Nazarchuk, E. V., Siidra, O. I., Charkin, D. O.

“…Two new U(VI) compounds templated with organic molecules, [(CH 6 N) 3 (H 2 O)][(CH 6 N) 2 (C 3 H 10 N)· (H 2 O)][(UO 2 ) 5 (CrO 4 ) 8 (H 2 O)] ( 1 ) and [(C 6…”
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Revised Bismuth Chloroselenite System: Evidence of a Noncentrosymmmetric Structure with a Giant Unit Cell by Aliev, Almaz, Kovrugin, V. M, Colmont, Marie, Terryn, Christine, Huvé, Marielle, Siidra, O. I, Krivovichev, S. V, Mentré, Olivier

“…The reactions between PbO, Bi2O3 (or BiOCl), and SeO2 by the chemical vapor transport method using HCl as a transporting agent afforded three novel…”
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Synthesis and Crystal Structures of New Layered Uranyl Compounds Containing Dimers [(UO2)2O8] of Edge-Linked Pentagonal Bipyramids by Nazarchuk, E. V., Charkin, D. O., Siidra, O. I., Gurzhiy, V. V.

“…Two new U(VI) compounds, [((CH 3 ) 2 CHNH 3 )(CH 3 NH 3 )][(UO 2 ) 2 (CrO 4 ) 3 ] ( 1 ) and [CH 3 NH 3 ][(UO 2 )· (SO 4 )(OH)] ( 2 ), were prepared by…”
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X-ray Photoelectron Spectroscopy of Selenates La2O2SeO4 and Pr2O2SeO4 by Teterin, Yu. A., Maslakov, K. I., Charkin, D. O., Teterin, A. Yu, Kalmykov, S. N., Ivanov, K. E., Petrov, V. G., Siidra, O. I.

“…New selenates La 2 O 2 SeO 4 and Pr 2 O 2 SeO 4 , as well as selenite PbSe 4+ O 3 and selenate PbSe 6+ O 4 , have been studied by X-ray photoelectron…”
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Crystal-Chemical Features of U(VI) Compounds with Inorganic Complexes Derived from [(UO2)(TO4)(H2O)n], T = S, Cr, Se: Synthesis and Crystal Structures of Two New Uranyl Sulfates by Nazarchuk, E. V., Charkin, D. O., Siidra, O. I., Gurzhiy, V. V.

“…Two new U(VI) sulfates, [CH 6 N 3 ] 2 (NO 3 ) 2 [(UO 2 )(SO 4 )(H 2 O) 2 ]·H 2 O ( 1 ) and [C 5 H 8 N 2 ] 2 [(UO 2 )· (SO 4 ) 2 ] ( 2 ), were prepared by…”
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Synthesis and crystal-chemical features of two new uranyl chromates with the structures derived from [(UO2)(T6+O4)(H2O)n]0 (T = Cr6+, S6+, Se6+, n = 0–2) by Nazarchuk, E. V., Siidra, O. I., Kayukov, R. A.

“…Two new chromates of hexavalent uranium, [C 3 H 10 N][(UO 2 )(CrO 4 )(NO 3 )] ( 1 ) and [C 2 H 8 N] 2 [(UO 2 ) 2 · (CrO 4 ) 2 (Cr 2 O 7 )](H 2 O) 2 ( 2 ), were…”
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Crystal structure of Pb6O[(Si6Al2)O20] by Siidra, O. I., Krivovichev, S. V., Depmeier, W.

“…The crystal structure of Pb 6 O[(Si 6 Al 2 )O 20 )] is investigated using X-ray diffraction. The compound has tetragonal symmetry, space group I 4/ mmm , a =…”
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Phase homology in new layered mixed Li, M (M=Mg, Cu, Cd, Pb, Bi) bismuth oxophosphates and oxoarsenates by Kozin, M.S., Colmont, M., Endara, D., Aliev, A., Huvé, M., Siidra, O.I., Krivovichev, S.V., Mentré, O.

“…Single crystals of two novel bismuth oxocompounds were grown from melts and the corresponding pure powders obtained from solid state reactions. Both compounds…”
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Synthesis and crystal structure of a new oxohalide CdPb2O2Cl2 by Siidra, O. I., Krivovichev, S. V., Teske, C., Depmeier, W.

“…A new compound, CdPb 2 O 2 Cl 2 , is synthesized by the method of solid-phase reactions. The compound has monoclinic symmetry, space group C 2/ m , a =…”
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Thermal evolution of metamict davidite-(La) from the Radium Hill, Australia: recrystallization and thermal expansion by Chen, Ruiqi, Siidra, Oleg I., Ugolkov, Valery L., Firsova, Vera A., Vlasenko, Natalia S., Arevalo-Lopez, Angel M., Colmont, Marie, Bocharov, Vladimir N.

“…Aside from its economic value, davidite and its synthetic analogs may have potential applications in materials science. The unique properties of the…”
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Bi2O2SO4, a new representative of the grandreefite structure type by Charkin, D.O., Akimov, G.A., Plokhikh, I.V., Zaloga, A.N., Borisov, A.S., Stefanovich, S. Yu, Kuznetsov, A.N., Siidra, O.I.

“…Single-phase polycrystalline bismuth oxysulfate, Bi2O2SO4, has been prepared via low-temperature reaction between Bi2O2CO3 and (NH4)2SO4. The compound is…”
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Thermal evolution of the metamict fergusonite-(Y) by Chen, Ruiqi, Siidra, Oleg I., Firsova, Vera A., Ugolkov, Valery L., Vlasenko, Natalia S., Bocharov, Vladimir N., Arevalo-Lopez, Angel M., Colmont, Marie, Tokarev, Igor V.

“…The metamict fergusonite-(Y) with the formula (Y 0.70 Ln 0.20 Ca 0.13 U 0.02 Th 0.02 ) ∑1.07 (Nb 0.72 Ta 0.17 W 0.06 Ti 0.04 ) ∑1 (O 3.97 (OH) 0.11 F 0.08 Cl…”
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CdBiO2NO3, a new layered bismuth oxide nitrate by Charkin, D.O., Plokhikh, I.V., Zadoya, A.I., Kuznetsova, P.L., Kazakov, S.M., Siidra, O.I.

“…Step-wise reaction of CdO, Bi2O3, and Cd(NO3)2·4H2O leads to formation of a novel bismuth oxide nitrate, CdBiO2NO3, which completes the family of…”
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Synthesis and crystal structure of Ag2[(UO2)6(MoO4)7(H2O)2](H2O)2 by Nazarchuk, E. V., Siidra, O. I., Krivovichev, S. V.

“…The compound Ag 2 [(UO 2 ) 6 (MoO 4 ) 7 (H 2 O) 2 ](H 2 O) 2 was prepared at 220°С in the course of hydrothermal synthesis. The phase crystallizes in the…”
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High-temperature crystal chemistry of Na6(UO2)2O(MoO4)4 by Nazarchuk, E. V., Siidra, O. I., Krivovichev, S. V.

“…Thermal deformations of Na 6 (UO 2 ) 2 O(MoO 4 ) 4 were studied by high-temperature powder X-ray diffraction. The compound crystallizes in the triclinic…”
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Polar BaCl(ClO4)·H2O layered chloride perchlorate by Charkin, D.O., Nazarchuk, E.V., Stefanovich, S.Yu, Djangurazov, E.B., Zadoya, A.I., Siidra, O.I.

“…Synthesis and crystal structure of a polar layered chloride perchlorate, BaCl(ClO4)·H2O (1) where the chlorine atoms play two crystallographically different…”
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Crystal Chemistry of Uranyl Halides Containing Mixed (UO2)(XmOn)5 Bipyramids (X = Cl, Br): Synthesis and Crystal Structure of Cs2(UO2)(NO3)Cl3 by Nazarchuk, E. V., Siidra, O. I., Krivovichev, S. V.

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Synthesis and crystal structure of the disordered modification of Tl6Si2O7 by Siidra, O. I., Britvin, S. N., Krivovichev, S. V., Klimov, D. A., Depmeier, W.

“…A new compound β-Tl 6 Si 2 O 7 has been investigated using the methods of IR spectroscopy and microprobe and X-ray diffraction analysis. The elementary unit…”
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