24 Result(s)
within
G. V. Shilov
Solid State Physics
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Article
Melting of Shocked Boron Carbide
The aim of this work is to determine the melting temperature of boron carbide at high shock pressures. To this end, powder boron carbide samples have been compressed by shock waves with an amplitude of 60–80 G...
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Article
Densification of Crystalline Boron Carbide during Shock-Wave Loading
Crystalline powder boron carbide samples are subjected to explosive loading by 2-μs shock waves with an amplitude of 38 GPa and shock heating to 700 K and to subsequent conservation. The samples recovered afte...
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Article
Single Crystal X-Ray Diffraction Study of Indium(III) and Gallium(III) Fluoride Complexes MIIAF5·7H2O (M = Co, Ni, Cu, Zn, Cd; A = In, Ga)
Crystal structures of CuInF5·7H2O and ZnGaF5·7H2O are determined. They are composed of centrosymmetric octahedral complex [Cu(1)(H2O)6]2+ and [Cu(2)(H2O)6]2+ ([Zn(1)(H2O)6]2+ and [Zn(2)(H2O)6]2+ respectively) cat...
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Article
Crystal Structure of New Fluoride Complexes of Indium(III) M[Cu(H2O)4]InF6·nH2O (M = Rb, Cs, NH4; n = 0, 1)
Fluoride complexes of indium(III) with mixed monovalent M+ (M = Rb, Cs, NH4) and divalent [Cu(H2O)4]2+ cations of the composition M[Cu(H2O)4]InF6·nH2O (M = Rb, Cs, NH4; n = 0, 1) are synthesized for the first tim...
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Article
Structure of 2-(benzoxazole-2-Yl)- 5,7-di(tert-butyl)-4-nitro-1,3-tropolone
The reaction of 2-methylbenzoxazole with 4,6-di(tert-butyl)-3-nitro-1,2-benzoquinone yields 2-(benzoxazole-2-yl)-5,7-di(tert-butyl)-4-nitro-1,3-tropolone. The structure of 2-(benzoxazole-2-yl)-5,7-di(tert-butyl)-...
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Article
Crystal structure of copper(II) fluoroindate(III) Cu(InF4)2·10H2O
A new indium(III) fluoride complex Cu(InF4)2·10H2O with the divalent Cu2+ cation is synthesized for first time, and its crystal structure, which is a new type of the structure of complex fluorides of trivalent me...
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Article
Monoclinic boron carbide crystals
The X-ray diffraction (XRD) study of boron carbide obtained by self-propagating high-temperature synthesis reveals monoclinic single crystals. This is in contradiction with the literature data that boron carbi...
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Article
Crystal structure of rubidium and cesium tetrafluoroindate(III) dihydrates
The crystal structures of isostructural fluoride complexes of indium(III) M[InF4(H2O)2] (M = Rb, Cs) crystallizing in the monoclinic system, space group I2/a, are studied. The structures of M[InF4(H2O)2] (M = Rb,...
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Article
Crystal structure of new ammonium fluoroindate(III) (NH4)2[InF5]
A new indium(III) fluoride complex with the ammonium cation (NH4)2[InF5] is synthesized and its crystal structure is studied. The structure of (NH4)2[InF5] is formed of NH4 + catio...
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Article
Molecular and crystal structure of a cationic dinitrosyl iron complex with 1,3-dimethylthiourea
A new dinitrosyl iron complex of the composition [Fe(SC(NHCH3)2)2(NO)2]Cl (I) is obtained by direct nitrosylation of ferrous sulfate and a hydrochloric acid solution of 1,3-dimethylthiourea. The characteristic fe...
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Article
Crystal structure of copper(II) 2-methyl-3-{[3-methyl-5-oxo-1-phenylpyrazole-4-ylidene-methyl]amino}-quinazoline-4-onate
The crystal and molecular structure of a copper(II) complex based on 2-methyl-3-{[3-methyl-5-oxo-1-phenylpyrazole-4-ylidene-methyl]amino}-quinazoline-4-one is studied by single crystal X-ray diffraction. The c...
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Article
Mixed-ligand fluorooxalate complex compounds of indium(III) M2[InF3(C2O4)H2O] (M = K, Rb): Synthesis and crystal structure
Isostructural fluorooxalate complex compounds of indium(III) M2[InF3(C2O4)H2O] (M = K, Rb), being the first representatives of a new class of mixed-ligand fluoro-containing complex compounds of indium(III) are sy...
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Article
Crystal structure of fluorosulfate complex compounds of indium(III) M2[InF3(SO4)H2O] (M = K, NH4)
The crystal structures of isostructural mixed-ligand fluorosulfate complex compounds of indium(III) M2[InF3(SO4)H2O] (M = K, NH4), formed of K+ cations, NH4 + respectively, and com...
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Article
The structure of a novel 8-hydroxyquinoline ligand system including 1,3-tropolonic fragment
The structures of two novel 8-hydroxyquinoline derivatives with 1,3-tropolonic fragment in the second position of the quinoline ring have been studied as a promising new multidentate system with extended coord...
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Article
Quantum oscillations in dual-layered quasi-two-dimensional organic metal (ET)4HgBr4(C6H4Cl2)
The behavior of de Haas–van Alfven (dHvA) and Shubnikov–de Haas (ShdH) quantum oscillations in dual-layered quasi-two-dimensional organic metal (ET)4HgBr4(C6H4Cl2) is investigated. The oscillation spectra qualita...
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Article
Molecular structure of 5,7-di(tert-butyl)-2-(6,8-dimethyl-4-chloroquinoline-2-yl)-3-hydroxytropone with two tautomeric forms
The structure of 5,7-di(tert-butyl)-2-(6,8-dimethyl-4-chloroquinoline-2-yl)-3-hydroxytropone with a hydrogen atom, possibly equally distributed over two N and O centers and involved in the intramolecular hydrogen...
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Article
Molecular structures of new 2-(quinoline-2-yl)-1,3-tropolones
The molecular structures of 5,7-di(tert-butyl)-2-(6,8-dimethyl-4-piperidinoquinoline-2-yl)-3-hydroxytropone and 5,7-di(tert-butyl)-2-(5,8-dimethyl-4-piperidinoquinoline-2-yl)-3-hydroxytropone are determined by th...
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Article
Shubnikov-de Haas oscillations in a new dual-layered quasi-two-dimensional organic metal (BETS)4CoBr4(C6H4Cl2)
The interlayer and intralayer resistances and Shubnikov-de Haas oscillations in a new dual-layered quasi-two-dimensional organic metal (BETS)4CoBr4(C6H4Cl2) with a periodically varying structure of cation layers ...
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Article
Structure of 6,11-dichloro-9-dimethylthio-7,8-dicarba-nido-undecaborane [6,11-Cl2-9-SMe2-7,8-C2B9H9]
A technique is proposed for directed synthesis of 6,11-dichloro-9-dimethylthio-7,8-dicarba-nido-undecaborane [6,11-Cl2-9-SMe2-7,8-C2B9H9]. Single-crystal X-ray diffraction is used to identify the molecular and cr...
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Article
Crystal structure and Raman spectra of [Fe(H2O)6]3+(ClO 4 − )3·3H2O
Single crystal X-ray diffraction is used to study the structure of colorless crystals isolated from the saturated aqueous solution of trivalent iron perchlorate (TIP) in 67.5% perchloric acid. It is found that...
