Výsledky vyhledávání - "Natalia A. Yamnova"

Akademický článek

Polytypism of Compounds with the General Formula Cs{Al2[TP6O20]} (T = B, Al): OD (Order-Disorder) Description, Topological Features, and DFT-Calculations

Autor: Sergey M. Aksenov, Alexey N. Kuznetsov, Andrey A. Antonov, Natalia A. Yamnova, Sergey V. Krivovichev, Stefano Merlino

Publikováno v: Minerals, Vol 11, Iss 7, p 708 (2021)

The crystal structures of compounds with the general formula Cs{[6]Al2[[4]TP6O20]} (where T = Al, B) display order-disorder (OD) character and can be described using the same OD groupoid family. Their structures are built up by two kinds of nonpolar

Externí odkaz: https://doaj.org/article/ba14b7e4076842f0acd57c0fd4f3fdd9

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Akademický článek

Topological Features of the Alluaudite-Type Framework and Its Derivatives: Synthesis and Crystal Structure of NaMnNi2(H2/3PO4)3

Autor: Sergey M. Aksenov, Natalia A. Yamnova, Natalia A. Kabanova, Anatoly S. Volkov, Olga A. Gurbanova, Dina V. Deyneko, Olga V. Dimitrova, Sergey V. Krivovichev

Publikováno v: Crystals, Vol 11, Iss 3, p 237 (2021)

A new sodium manganese-nickel phosphate of alluaudite supergroup with the general formula NaMnNi2(H2/3PO4)3 was synthesized by a hydrothermal method. The synthesis was carried out in the temperature range from 540 to 660 K and at the general pressure

Externí odkaz: https://doaj.org/article/e62cd83e0f574a9691be99d9eae0ed29

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TOPOLOGICAL FEATURES OF BOROPHOSPHATES WITH MIXED FRAMEWORKS: SYNTHESIS, CRYSTAL STRUCTURE OF FIRST ALUMINUM AND LITHIUM BOROPHOSPHATE Li3{Al2[BP4O16]}·2H2O AND COMPARATIVE CRYSTAL CHEMISTRY

Autor: Anatoly S. Volkov, Sergey V. Krivovichev, D. V. Deineko, O. A. Gurbanova, Olga V. Dimitrova, S. Yu. Stefanovich, Natalia A. Yamnova, E. Yu. Borovikova, Sergey M. Aksenov, Amy E. Hixon

Publikováno v: Journal of Structural Chemistry. 61:1760-1785

New hydrogen-containing aluminum and lithium borophosphate obtained by the hydrothermal synthesis in a borophosphate system is analyzed by single crystal X-ray diffraction. Tetragonal cell parameters are: a = 8.7549(4) A, c = 16.256(2) A, V = 1951.2(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::113fa7f4ecb34274eb6360dd33b2f492
https://doi.org/10.1134/s0022476620110104

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Rb2CaCu6(PO4)4O2, a novel oxophosphate with a shchurovskyite-type topology: synthesis, structure, magnetic properties and crystal chemistry of rubidium copper phosphates

Autor: Dina V. Deyneko, Olga V. Maximova, Vladimir S. Mironov, O. A. Gurbanova, Elena Yu. Borovikova, Olga V. Dimitrova, Dmitry A. Ksenofontov, Alexander N. Vasiliev, Sergey V. Krivovichev, Elena A. Zvereva, Sergey M. Aksenov, Anatoly S. Volkov, Peter C. Burns, Natalia A. Yamnova

Publikováno v: Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials. 75:903-913

Single crystals of Rb2CaCu6(PO4)4O2 were synthesized by a hydrothermal method in the multicomponent system CuCl2–Ca(OH)2–RbCl–B2O3–Rb3PO4. The synthesis was carried out in the temperature range from 690 to 700 K and at the general pressure of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cd86f89bdef57c8b9b81af7febe04c39
https://doi.org/10.1107/s2052520619008527

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Synthesis and Crystal Structure of Rb1.5(NH4)0.5{Cu(P2O7)}: Comparative Crystal Chemistry and Topology‒Symmetry Analysis in Terms of Extended OD Theory

Autor: Sergey V. Krivovichev, Peter C. Burns, Sergey M. Aksenov, A. P. Chernyatieva, Natalia A. Yamnova

Publikováno v: Crystallography Reports. 64:239-246

A new compound of the Rb1.5(NH4)0.5{Cu(P2O7)} composition, obtained by the high-temperature reaction method from a mixture of RbNO3, Cu(NO3)2, and (NH4)4P2O7, has been studied using X-ray diffraction. This compound is crystallized in the orthorhombic

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4818f01f114be8e596c44fdb5a8dfb64
https://doi.org/10.1134/s1063774519020081

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Topological Features of the Alluaudite-Type Framework and Its Derivatives: Synthesis and Crystal Structure of NaMnNi2(H2/3PO4)3

Autor: O. A. Gurbanova, Sergey V. Krivovichev, Sergey M. Aksenov, Olga V. Dimitrova, Dina V. Deyneko, Anatoly S. Volkov, Natalia A. Yamnova, Natalia A. Kabanova

Publikováno v: Crystals
Volume 11
Issue 3
Crystals, Vol 11, Iss 237, p 237 (2021)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::febbf1481e45e6d21ef45c9b7702f4ee

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Bi3(PO4)O3, the Simplest Bismuth(III) Oxophosphate: Synthesis, IR Spectroscopy, Crystal Structure, and Structural Complexity

Autor: Natalia A. Yamnova, Sergey M. Aksenov, Fabrice Dal Bo, Peter C. Burns, Olga V. Dimitrova, Elena Yu. Borovikova, Anatoly S. Volkov, Dina V. Deyneko, O. A. Gurbanova, Dmitry A. Ksenofontov

Publikováno v: Inorganic Chemistry. 57:6799-6802

The bismuth(III) oxophosphate Bi3(PO4)O3 was obtained by hydrothermal synthesis. The unit cell has a = 5.6840(6) A, b = 7.0334(7) A, c = 9.1578(9) A, α = 78.958(2)°, β = 77.858(2)°, γ = 68.992(2)°, V = 331.41(6) A3, space group P1, and Z = 2. T

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::74c13fa1e71b9951f61e0d5b84d55f3d
https://doi.org/10.1021/acs.inorgchem.8b01195

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The first layer potassium–bismuth-nickel oxophosphate KBi4Ni2(PO4)3O4: Synthesis, crystal structure, and expected magnetic properties

Autor: Sergey M. Aksenov, E. Yu. Borovikova, Natalia A. Yamnova, Olga V. Dimitrova, Dina V. Deyneko, O. A. Gurbanova, Vladimir S. Mironov, A. S. Volkov

Publikováno v: Crystallography Reports. 62:382-390

The new potassium–bismuth–nickel oxophosphate obtained by hydrothermal synthesis in the Bi(OH)3–NiCO3–K2CO3–K3PO4 system is studied by X-ray diffraction, IR spectroscopy, and Raman spectroscopy. Parameters of the orthorhombic cell are as fo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8af6592b637c66af19b69e6bf98f5071
https://doi.org/10.1134/s1063774517030245

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Synthesis, crystal structure, vibrational spectroscopy and expected magnetic properties of a new bismuth nickel phosphate Ni(BiO) 2 (PO 4 )(OH) with a namibite-type structure

Autor: Dina V. Deyneko, Sergey M. Aksenov, Anatoly S. Volkov, O. A. Gurbanova, Olga V. Dimitrova, Vladimir S. Mironov, Elena Yu. Borovikova, Natalia A. Yamnova

Publikováno v: Solid State Sciences. 63:16-22

Single crystals of a novel Bi Ni phosphate Ni(BiO)2(PO4)(OH) were synthesized by a hydrothermal method in Bi2O3 NiO K2O P2O5 system and characterized by X-ray structure analysis and IR and Raman spectroscopy. This compound crystallizes in a namibite

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::92caf87fe7745ad12a9ed0b4a80d1420
https://doi.org/10.1016/j.solidstatesciences.2016.11.003

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