Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Ivan V, Nikiforov"'
Autor:
Ivan V. Nikiforov, Dmitry A. Spassky, Nataliya R. Krutyak, Roman Yu. Shendrik, Evgenia S. Zhukovskaya, Sergey M. Aksenov, Dina V. Deyneko
Publikováno v:
Molecules, Vol 29, Iss 1, p 124 (2023)
A new series of Sr-based phosphates, Sr9−xMnxEu(PO4)7, were synthesized using the high-temperature solid-state method in air. It was found that these compounds have the same structure as strontiowhitlockite, which is a β-Ca3(PO4)2 (or β-TCP) stru
Externí odkaz:
https://doaj.org/article/2a5ef56a22394cc7b5982cbee1e0743f
Autor:
Elena A. Volkova, Victor V. Maltsev, Alexander M. Antipin, Dina V. Deyneko, Ivan V. Nikiforov, Dmitry A. Spassky, Ekaterina I. Marchenko, Diana D. Mitina, Vladimir L. Kosorukov, Vasiliy O. Yapaskurt, Daniil A. Naprasnikov, Elizaveta V. Koporulina
Publikováno v:
Materials, Vol 16, Iss 18, p 6084 (2023)
TmMgB5O10 spontaneous crystals were synthesized via the flux-growth technique from a K2Mo3O10-based solvent. The crystal structure of the compound was solved and refined within the space group P21/n. The first principles calculations of the electroni
Externí odkaz:
https://doaj.org/article/e724a6fbe92141b39665ecdfe2a388c2
Autor:
Yury Yu. Dikhtyar, Dmitry A. Spassky, Vladimir A. Morozov, Sergey N. Polyakov, Valerya D. Romanova, Sergey Yu. Stefanovich, Dina V. Deyneko, Oksana V. Baryshnikova, Ivan V. Nikiforov, Bogan I. Lazoryak
Publikováno v:
Molecules, Vol 28, Iss 1, p 352 (2023)
In this study, a new series of phosphors, Ca9−xZnxGd0.9(PO4)7:0.1Eu3+ (x = 0.00–1.00, step dx 0.05), was synthesized, consisting of centro- and non-centrosymmetric phases with β-Ca3(PO4)2-type structure. Crystal structures with space groups R3c
Externí odkaz:
https://doaj.org/article/fd0912cd08f34c52aaefde1239d28099
Publikováno v:
Minerals, Vol 12, Iss 1, p 76 (2022)
A series of novel phosphates with the general formulas Ca9Gd0.9−xTm0.1Smx(PO4)7 and Ca9Gd0.9−yTmySm0.1(PO4)7 were synthesized by solid-state method. As-obtained phosphates were characterized by powder X-ray diffraction and second harmonic generat
Externí odkaz:
https://doaj.org/article/b8b1cfac26a644b3807a0b05cf5529da
Autor:
Svetlana M. Posokhova, Vladimir A. Morozov, Dina V. Deyneko, Ivan V. Nikiforov, Boris S. Redkin, Dmitry A. Spassky, Alexei A. Belik, Erzhena T. Pavlova, Bogdan I. Lazoryak
Publikováno v:
Inorganic Chemistry. 61:7910-7921
Publikováno v:
Dalton Transactions. 51:655-663
A series of solid-solution phosphates germanates Ca8+0.5xZnEu(PO4)7–x(GeO4)x (x = 0, 0.2, 0,4, 0.6, 0.8, 1, 1.2, 1.4) with β-Ca3(PO4)2-type structure have been synthesized by solid-state reactions. The limit of existence of a single-phase solid so
Autor:
Yury Yu, Dikhtyar, Dmitry A, Spassky, Vladimir A, Morozov, Sergey N, Polyakov, Valerya D, Romanova, Sergey Yu, Stefanovich, Dina V, Deyneko, Oksana V, Baryshnikova, Ivan V, Nikiforov, Bogan I, Lazoryak
Publikováno v:
Molecules (Basel, Switzerland). 28(1)
In this study, a new series of phosphors, Ca
Publikováno v:
Journal of Structural Chemistry. 62:1621-1630
Phosphates Ca9Gd1–xTbx(PO4)7 with whitlockite structure are prepared for the first time by the solid-phase method. The obtained compounds are studied by a number of methods such as XRD, second-harmonic generation, luminescence spectroscopy. It is s
Autor:
Svetlana M, Posokhova, Vladimir A, Morozov, Dina V, Deyneko, Ivan V, Nikiforov, Boris S, Redkin, Dmitry A, Spassky, Alexei A, Belik, Erzhena T, Pavlova, Bogdan I, Lazoryak
Publikováno v:
Inorganic chemistry. 61(20)
This paper describes the influence of sintering conditions and Eu
Autor:
Sergey M. Aksenov, Sergey Yu. Stefanovich, Dina V. Deyneko, Ivan V. Nikiforov, Bogdan I. Lazoryak
Publikováno v:
Crystal Growth & Design. 20:6461-6468
A series of Ca9–xZnxEu(PO4)7 phosphates 0 ≤ х ≤ 1 with β-Ca3(PO4)2-type structure were successfully synthesized and studied. Three areas of compositions I (0 ≤ х ≤ 0.5), II (0.5 < х ≤ 0.8) and III ...