Электронная библиотека (репозиторий) Томского государственного университета

Add to Quick Collection   All 86 Results

Showing items 1 - 15 of 86.
Sort:
 Add All Items to Quick Collection
Add   Redistribution of rare-earth dopants (Eu, Dy, Ho, Er, Tm, Yb) in LaSc3(BO3)4 structure and influence on optical properties
Authors: Kokh, Konstantin A. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Kuznetsov, Artem B. | Eliseev, Aleksander P. | Bogdanov, N. E. | Goreyavcheva, Anastasia A. | Kokh, Alexander E.
Source: Optical materials. 2025. Vol. 159. P. 116655 (1-7)
Type: статьи в журналах
Date: 2025
Description: This study examines the characteristics of recently developed variable composition compounds LaSc3(BO3)4:R (R––Eu, Dy, Ho, Er, Tm, Yb), resulting from the partial substitution of La and/or Sc atoms. T ... More
Add   Green photoluminescence in TbxSc1-xBO3 solid solution
Authors: Kokh, Alexander E. | Kuznetsov, Artem B. | Svetlichnyi, Valerii A. | Rakhmanova, M. I. | Klimov, A. O. | Kokh, Konstantin A.
Source: Journal of luminescence. 2024. Vol. 275. P. 120768 (1-8)
Type: статьи в журналах
Date: 2024
Description: A wide range of solid solutions based on TbBO3 (with ScBO3 ≤ 30 mol%) and ScBO3 (with TbBO3 ≤ 50 mol%) was found in the TbBO3–ScBO3 system. Under UV excitation the characteristic green emission is vis ... More
Add   Impact of the Sr2+-Nd3+ heterovalent isomorphism on the luminescence of orthoborates in Sr3B2O6-NdBO3 system
Authors: Kuznetsov, Artem B. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Shevchenko, Vyacheslav S. | Kokh, Alexander E. | Kokh, Konstantin A.
Source: Journal of alloys and compounds. 2024. Vol. 1008. P. 176560 (1-7)
Type: статьи в журналах
Date: 2024
Description: The phase diagram of the Sr3B2O6-NdBO3 binary system was studied. The intermediate compound Sr3Nd2(BO3)4 can be synthesized over a wide range of compositions, from 27 to 70 mol.% NdBO3, at 1200◦C. The ... More
Add   Luminescence properties of solid-solutions in Sr3B2O6–YbBO3 system
Authors: Kuznetsov, Artem B. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Shevchenko, Vyacheslav S. | Kokh, Alexander E. | Andreev, Yury M. | Kokh, Konstantin A.
Source: Journal of structural chemistry. 2024. Vol. 65, № 8. P. 1502-1512
Type: статьи в журналах
Date: 2024
Description: The Sr3B2O6–YbBO3 diagram was constructed based on samples obtained by the solid-state synthesis. In the system YbBO3, Sr3Yb(BO3)3, Sr3Yb2(BO3)4 and Sr3B2O6 phases were identified by XRD analysis. Dif ... More
Add   Luminescence properties of solid-solutions in Sr3B2O6–YbBO3 system
Authors: Kuznetsov, Artem B. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Shevchenko, Vyacheslav S. | Kokh, Alexander E. | Andreev, Yury M. | Kokh, Konstantin A.
Source: Журнал структурной химии. 2024. Т. 65, № 8. С. 130480 (1-4)
Type: статьи в журналах
Date: 2024
Description: The Sr3B2O6–YbBO3 diagram was constructed based on samples obtained by the solid-state synthesis. In the system YbBO3, Sr3Yb(BO3)3, Sr3Yb2(BO3)4 and Sr3B2O6 phases were identified by XRD analysis. Dif ... More
Add   Nonstoichiometry as a hidden aspect of TbAl3(BO3)4 optical properties
Authors: Kuznetsov, Artem B. | Jamous, Ammar Y. | Rakhmanova, M. I. | Simonova, Ekaterina A. | Svetlichnyi, Valerii A. | Kokh, Alexander E. | Yudin, V. N. | Solodovnikov, Sergey F. | Shevchenko, Vyacheslav S. | Kokh, Konstantin A.
Source: Dalton transactions. 2024. Vol. 53, № 46. P. 18653-18661
Type: статьи в журналах
Date: 2024
Description: TbAl3(BO3)4 should not be considered as a strictly stoichiometric compound. A variety of Tb1+xAl3−x(BO3)4 (x = −0.1–0.15) single phase compositions with the R32 space group were synthesized in the TbB ... More
Add   Phase relations between Na3Nd(BO3)2, Na3Nd2(BO3)3, NdBO3 and their luminescence properties
Authors: Kuznetsov, Artem B. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Kokh, Konstantin A.
Source: Journal of structural chemistry. 2024. Vol. 65, № 9. P. 1736-1747
Type: статьи в журналах
Date: 2024
Description: The Na3Nd(BO3)2-NdBO3 phase diagram was investigated by the solid-state synthesis and DSC methods. Na3Nd(BO3)2, Na3Nd2(BO3)3 and NdBO3 were grown by spontaneous crystallization from the Na2O-B2O3- NaF ... More
Add   Phase relations between Na3Nd(BO3)2, Na3Nd2(BO3)3, NdBO3 and their luminescence properties
Authors: Kuznetsov, Artem B. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Kokh, Konstantin A.
Source: Журнал структурной химии. 2024. Т. 65, № 9. С. 131995 (1-3)
Type: статьи в журналах
Date: 2024
Description: The Na3Nd(BO3)2–NdBO3 phase diagram was investigated by the solid-state synthesis and DSC methods. Na3Nd(BO3)2, Na3Nd2(BO3)3 and NdBO3 were grown by spontaneous crystallization from the Na2O–B2O3–NaF ... More
Add   Solid solutions in EuSc3(BO3)4-GdSc3(BO3)4 system: Phase diagram, synthesis, crystal growth, structure and luminescence
Authors: Kokh, Alexander E. | Kuznetsov, Artem B. | Khan, Elona | Simonova, Ekaterina A. | Ryadun, Alexey A. | Lapin, Ivan N. | Svetlichnyi, Valerii A. | Kokh, Konstantin A.
Source: Journal of crystal growth. 2024. Vol. 645. P. 127842 (1-6)
Type: статьи в журналах
Date: 2024
Description: Solid solutions based on (Eu,Gd)Sc3(BO3)4 (C2/c) and Gd0.25Sc0.75BO3 (R 3) in the EuSc3(BO3)4-GdSc3(BO3)4 system were studied. Synthesis at 1250 ◦C provides wide homogeneity regions which are stable a ... More
Add   Systematic rare Earth doping to adopt an R32 type huntite structure in NdSc3(BO3)4 crystals
Authors: Kuznetsov, Artem B. | Kokh, Konstantin A. | Kaneva, Ekaterina V. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Kononova, Nadezda G. | Shevchenko, Vyacheslav S. | Goreyavcheva, Anastasia A. | Kokh, Alexander E.
Source: Dalton transactions. 2024. Vol. 53, № 8. P. 3818-3824
Type: статьи в журналах
Date: 2024
Description: This study is focused on determining the type and quantity of REE impurities responsible for converting the structure of NdSc3(BO3)4 into an R32 polymorph. According to the single crystal X-ray diffra ... More
Add   Growth and characterization of Na3R(BO3)2 (R = La–Gd) borates: crystal structure, high-temperature behavior, and optical properties
Authors: Kuznetsov, Artem B. | Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Volkov, Sergey N. | Korolkov, Ilya V. | Kokh, Konstantin A. | Gorelova, Liudmila A. | Krzhizhanovskaya, Maria G. | Aksenov, Sergey M. | Kokh, Alexander E.
Source: CrystEngComm. 2023. Vol. 25, № 19. P. 2914-2924
Type: статьи в журналах
Date: 2023
Description: Na3R(BO3)2 (R = La–Gd) borates, grown with Na2O–B2O3–NaF flux, crystallize in the space group P21/n. Contrary to previously published data, the peaks in the 980(La)–950(Gd) °C range are attributed to ... More
Add   Linear and nonlinear optical properties of trigonal borate crystals K7MIn2-xYbx(B5O10)3 (M = Ca, Sr, Ba; x=0…2) with isolated B5O10 units
Authors: Jamous, Ammar Y. | Svetlichnyi, Valerii A. | Kuznetsov, Artem B. | Kokh, Konstantin A. | Kononova, Nadezda G. | Lapin, Ivan N. | Bolatov, Asset | Zholdas, Y. A. | Kokh, Alexander E.
Source: Journal of alloys and compounds. 2023. Vol. 935, part 1. P. 167912 (1-6)
Type: статьи в журналах
Date: 2023
Description: Noncentrosymmetric borates K7MIn2−xYbx(B5O10)3 (M = Ca, Sr, Ba; x = 0…2) were synthesized by the solid state reaction and the crystals were successfully grown by the top seeded solution growth method ... More
Add   Study of RBO3-ScBO3 phase diagrams and RSc3(BO3)4 orthoborates (R = La, Pr and Nd)
Authors: Jamous, Ammar Y. | Kuznetsov, Artem B. | Kokh, Konstantin A. | Svetlichnyi, Valerii A. | Kononova, Nadezda G. | Shevchenko, Vyacheslav S. | Ryadun, A. A. | Kokh, Alexander E.
Source: Journal of alloys and compounds. 2022. Vol. 905. P. 164162 (1-10)
Type: статьи в журналах
Date: 2022
Description: RBO3 – ScBO3 diagrams (R = La, Pr and Nd) were investigated by the solid state synthesis and DSC methods. In these systems the solid solutions based on RSc3(BO3)4, RBO3 and ScBO3 were identified. The ... More
Add   Synthesis and growth of rare earth borates NaSrR(BO3)2 (R = Ho− Lu, Y, Sc)
Authors: Kuznetsov, Artem B. | Kokh, Konstantin A. | Sagatov, Nursultan | Gavryushkin, Pavel N. | Molokeev, Maxim S. | Svetlichnyi, Valerii A. | Lapin, Ivan N. | Kononova, Nadezda G. | Shevchenko, Vyacheslav S. | Bolatov, Asset | Uralbekov, Bolat | Goreiavcheva, Anastasia A. | Kokh, Alexander E.
Source: Inorganic chemistry. 2022. Vol. 61, № 19. P. 7497-7505
Type: статьи в журналах
Date: 2022
Description: NaSrR(BO3)2(R = Ho-Lu, Y, Sc) compounds were obtained for the first time. Their structures exhibit disordered positions of Sr2+and Na+ atoms while RO6polyhedra are connected through the BO3 groups. La ... More
Add   Polymorphism in SmSc3(BO3)4: Crystal structure, luminescent and SHG properties
Authors: Kuznetsov, Artem B. | Kokh, Konstantin A. | Kononova, Nadezda G. | Shevchenko, Vyacheslav S. | Rashchenko, Sergey V. | Ezhov, Dmitry M. | Jamous, Ammar Y. | Bolatov, Asset | Uralbekov, Bolat | Svetlichnyi, Valerii A. | Kokh, Alexander E.
Source: Journal of alloys and compounds. 2021. Vol. 851. P. 156825 (1-8)
Type: статьи в журналах
Date: 2021
Description: Low temperature C2/c and high temperature P321 modifications of SmxSc4-x (BO3)4 solid solutions were grown from LiBO2eLiF flux. These borates have typical luminescence for Sm3þ containing crystals wit ... More

Creator

Date

Subject

Resource Type

^