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1.


   
    Analysis of epoxy functionalized layers synthesized by plasma polymerization of allyl glycidyl ether / A. Manakhov [et al.] // Phys. Chem. Chem. Phys. - 2018. - Vol. 20, Is. 30. - P. 20070-20077, DOI 10.1039/c8cp01452c. - Cited References: 32. - Authors gratefully acknowledge the financial support of the Ministry of Education and Science of the Russian Federation in the framework of Increase Competitiveness Program of NUST ‘‘MISiS’’ (K4-2016-005), implemented by a governmental decree dated 16th of March 2013, N 211. Authors also acknowledge the project CEITEC 2020 (LQ1601) with financial support from the Ministry of Education, Youth and Sports of the Czech Republic (MEYS CR) under the National Sustainability Programme II. Part of the work was carried out with the support of CEITEC Nano Research Infrastructure (MEYS CR, 2016–2019). MM is a Brno PhD Talent scholarship holder – funded by Brno city municipality. . - ISSN 1463-9076
Аннотация: The deposition of epoxide groups by plasma polymerization opens new horizons for robust and quick immobilization of biomolecules on any type of substrate. However, as of now there are just very few papers dealing with the deposition of epoxy layers by plasma polymerization, probably due to the high reactivity of this group leading to a low functionalization efficiency. In this work we carried out an extensive experimental and theoretical investigation of plasma synthesis of epoxide groups from a low pressure allyl glycydyl ether (AGE) plasma. The influence of composite parameter W/F and the working pressure on the density of epoxide groups and the layer stability was thoroughly addressed. It was found that by increasing the working pressure it is possible to sufficiently raise the concentration of epoxide groups. The composite parameter W/F was shown to be a crucial parameter in affecting the density of epoxides. An optimal value of W/F of around 2.3 eV per molecule leading to the highest density of epoxides produced in the process at 15 Pa was revealed through FT-IR and XPS findings. This value correlates well with the ab initio calculations suggesting that the lowest bond dissociation energy belongs to the C-O bond of the epoxide ring. Therefore, in order to increase the density of epoxides deposited by plasma polymerization, a precursor molecule containing at least two epoxide rings is strongly advised to be employed.

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Держатели документа:
National University of Science and Technology MISiS, Leninsky pr. 4, Moscow, Russian Federation
RG Plasma Technologies, CEITEC-Central European Institute of Technology, Masaryk University, Purkynova 123, Brno, Czech Republic
Department of Physical Electronics, Faculty of Science, Masaryk University, Kotlarska 2, Brno, Czech Republic
Materials Research and Technology Department, Luxembourg Institute of Science and Technology, 5 avenue des Hauts-Fourneaux, Esch-sur-Alzette, Luxembourg
Siberian Federal University, 79 Svobodny av., Krasnoyarsk, Russian Federation
Federal Research Center KSC SB RAS, 50/38 Akademgorodok, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Manakhov, A.; Fukova, S.; Necas, D.; Michlicek, M.; Ershov, S.; Elias, M.; Visotin, M. A.; Высотин, Максим Александрович; Popov, Z.; Zajickova, L.
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2.


    Nemtsev, I. V.
    Manufacturing of opals from polymethylmethacrylate particles in dispersion media with different viscosities / I. V. Nemtsev, O. V. Shabanova // J. Sib. Fed. Univ. Math. Phys. - 2021. - Vol. 14, Is. 2. - P. 176-183 ; Журн. СФУ. Матем. и физика, DOI 10.17516/1997-1397-2021-14-2-176-183. - Cited References: 42. - The study was carried out with the support of the Krasnoyarsk Regional Center of Research Equipment of Federal Research Center "Krasnoyarsk Science Center SB RAS". The work was supported by the framework of the state assignment of the Ministry of Science and Higher Education of the Russian Federation (topic no. AAAA-A18-118041990041-8) . - ISSN 1997-1397. - ISSN 2313-6022
   Перевод заглавия: Синтез опалов из частиц полиметилметакрилата в дисперсионных средах с различной вязкостью
Кл.слова (ненормированные):
Emulsion-free polymerization -- Viscosity of dispersion medium -- PMMA beads -- Submicrosphere -- Self-assembly -- 2D and 3D colloidal crystals -- Photonic crystal -- Metamaterial -- SEM micrographs -- IR spectroscopy -- безэмульсионная полимеризация -- вязкость дисперсионной среды -- гранулы ПММА -- субмикросфера -- амосборка -- 2D и 3D коллоидные кристаллы -- фотонный кристалл -- метаматериал -- СЭМ-микрофотографии -- ИК-спектроскопия
Аннотация: The article was prepared based on the materials of the report at the first All-Russian scientific conference with international participation "YENISEI PHOTONICS – 2020". Photonic crystals are structures that have a spatial architecture with a periodically changing complex dielectric function at scales comparable to the wavelengths of light in the visible frequency range. The purpose of this study is to obtain three-dimensional photonic crystals by self-assembly from submicron spherical monodisperse particles of polymethylmethacrylate in dispersion media with different viscosities.
Фотонные кристаллы — это структуры, которые имеют пространственную архитектуру с периодически изменяющейся сложной диэлектрической функцией в масштабах, сопоставимых с длинами волн света в видимом диапазоне частот. Целью данной работы является получение трёхмерных фотонных кристаллов путём самосборки из субмикронных сферических монодисперсных частиц полиметилметакрилата в дисперсных средах с различной вязкостью.

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Держатели документа:
Federal Research Center, KSC SB RAS, Krasnoyarsk, Russian Federation
Kirensky Institute of Physics, Federal Research Center KSC SB RAS, Krasnoyarsk, Russian Federation
Siberian Federal University, Krasnoyarsk, Russian Federation
Special Designing and Technological Bureau "Nauka", Krasnoyarsk, Russian Federation

Доп.точки доступа:
Shabanova, O. V.; Немцев, Иван Васильевич

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3.


   
    Insights into fullerene polymerization under the high pressure: The role of endohedral Sc dimer / S. V. Erohin, V. D. Churkin, N. G. Vnukova [et al.] // Carbon. - 2022. - Vol. 189. - P. 37-45, DOI 10.1016/j.carbon.2021.12.040. - Cited References: 39. - The authors gratefully acknowledge the financial support of RFBR (Project identifier:18-29-19080). The calculations were performed at supercomputer cluster provided by the Materials Modeling and Development Laboratory at NUST “MISIS” and Joint Supercomputer Center of the Russian Academy of Sciences. The authors thank the staff of the Information Technology Department of the Moscow Institute of Physics and Technology and express their gratitude to the Data Center Group for their help in making calculations. M.P. acknowledges the support of the Ministry of Science and Higher Education of the Russian Federation in the framework of the State Task (project code 0718-2020-0037) for Raman study, interpretation, and discussion of obtained results as well as Russian Science Foundation (project #20-12-00097) for investigation of fullerite mechanical properties. V.D.C. acknowledges the support of RFBR (Project identifier:20-32-90038) . - ISSN 0008-6223
   Перевод заглавия: Взгляд на полимеризацию фуллерена под высоким давлением: роль эндоэдральных димеров Sc
Кл.слова (ненормированные):
Endohedral metallofullerenes -- Fullerite -- Pressure induced phase transformation -- Density functional theory -- Density functional based tight binding
Аннотация: In this work, through the technology of producing endohedral metallofullerene in macroscopic quantities, the process of pressure polymerization of Sc2C2@C82 and their mechanical properties have been investigated in detail using a set of experimental and theoretical methods. The crucial role of endohedral atoms is demonstrated by comparison with pristine fullerenes. It is shown that the embedding of Sc2C2 complex inside a fullerene significantly facilitates the polymerization process which finally leads to the highly rigid material at high pressures.

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Держатели документа:
Technological Institute for Superhard and Novel Carbon Materials, 7a Tsentralnaya Street, Troitsk, Moscow, Russian Federation
National University of Science and Technology MISiS, Leninskiy prospect 4, Moscow, 119049, Russian Federation
Moscow Institute of Physics and Technology, Institute lane 9, Dolgoprudniy, Moscow region, Russian Federation
Institute of Engineering Physics and Radio Electronics, Siberian Federal University, Krasnoyarsk, Russian Federation
Kirensky Institute of Physics FRC KSC SB RAS, FSBSI “Federal Research Center “Krasnoyarsk Science Center SB RAS”, Krasnoyarsk, Russian Federation
Tomsk State University, Tomsk, 634050, Russian Federation
Emanuel Institute of Biochemical Physics, Russian Academy of Sciences, Moscow, 119334, Russian Federation
Institute of Chemistry and Chemical Technology, FRC KSC SB RAS, FSBSI “Federal Research Center “Krasnoyarsk Science Center SB RAS”, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Erohin, S. V.; Churkin, V. D.; Vnukova, N. G.; Внукова, Наталья Григорьевна; Visotin, M. A.; Высотин, Максим Александрович; Kovaleva, E. A.; Ковалева, Евгения Андреевна; Zhukov, V. V.; Antipina, L. Yu.; Tomashevich, Ye. V.; Mikhlin, U. L.; Popov, M. Yu.; Churilov, G. N.; Чурилов, Григорий Николаевич; Sorokin, P. B.; Fedorov, A. S.; Федоров, Александр Семенович
}
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4.


   
    Comparative characteristics of Sc2C2@C82 and C84 polymerization under high pressure / N. G. Vnukova, G. N. Churilov, Yu. M. Popov, G. A. Glushenko // 15th International Conference "Advanced carbon nanostructures" : book of abstracts. - 2021. - Fullerenes. - Ст. O4-4-10. - P. 195. - Cited References: 3. - The reported study was funded by RFBR according to the research project № 18-29-190080 . - ISBN 978-5-93634-069-7
   Перевод заглавия: Сравнительные характеристики полимеризации Sc2С2@C82 и С84 под высоким давлением

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Доп.точки доступа:
Vnukova, N. G.; Внукова, Наталья Григорьевна; Churilov, G. N.; Чурилов, Григорий Николаевич; Popov, Yu. M.; Glushenko, G. A.; Глущенко, Гарий Анатольевич; "Advanced carbon nanostructures", International conference(15 ; 2021 ; 28 June - 2 July ; Saint-Petersburg (online)); Физико-технический институт им. А.Ф. Иоффе РАН; Национальный исследовательский центр "Курчатовский институт"; Санкт-Петербургский государственный технологический институт (технический университет); Санкт-Петербургский национальный исследовательский Академический университет имени Ж.И. Алфёрова Российской академии наук
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5.


   
    Feature of the endohedral metallofullerene Y@C82 and Gd@C82 polymerization under high pressure / V. V. Zhukov, S. V. Erohin, V. D. Churkin [et al.] // J. Phys. Chem. C. - 2022. - Vol. 126, Is. 40. - P. 17366-17373, DOI 10.1021/acs.jpcc.2c05139. - Cited References: 35. - The authors gratefully acknowledge the financial support of the RFBR (project identifier: 18-29-19080). V.D.C. acknowledges the support of the RFBR (project identifier: 20-32-90038). M.Y.P. acknowledges the support of the Ministry of Science and Higher Education of the Russian Federation in the framework of the State Task (project code 0718-2020-0037) for Raman study, interpretation, and discussion of obtained results and Russian Science Foundation (project #20-12-00097) for investigation of fullerite mechanical properties. V.V.Z., S.V.E., and P.B.S. acknowledge the support of the Ministry of Science and Higher Education of the Russian Federation in the framework of the strategic academic leadership program “Priority 2030” (no. K6-2022-041). The calculations were performed at the supercomputer cluster provided by the Materials Modeling and Development Laboratory at NUST “MISIS” and the Joint Supercomputer Center of the Russian Academy of Sciences. The authors thank the staff of the Information Technology Department of the Moscow Institute of Physics and Technology and express their gratitude to the Data Center Group for their help in performing calculations . - ISSN 1932-7447
Кл.слова (ненормированные):
Fullerenes -- Diamond anvil cell technique -- Endohedral metallofullerenes -- Experimental approaches -- Fullerene cages -- Gadolinia -- High bulk modulus -- High pressure -- Low pressures -- Polymerized material -- Theoretical approach -- Polymerization
Аннотация: In the present work, the polymerization of endohedral metallofullerenes (EMFs) with gadolinium (Gd@C82) and yttrium atoms (Y@C82) at high pressures achieved using the shear diamond anvil cell technique is studied using both theoretical and experimental approaches. It is found that in contrast to pure fullerenes, EMF polymerization starts at lower pressures with similar behavior for both metals inside the fullerene cage. EMF polymerization occurs smoothly and finally leads to a significant increase in the number of interfullerene bonds at pressures higher than ∼20 GPa. Finally, a high bulk modulus of both EMF-polymerized materials is obtained using Raman spectra.

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Держатели документа:
Technological Institute for Superhard and Novel Carbon Materials, Troitsk, Moscow, 108840, Russian Federation
National University of Science and Technology MISiS, Moscow, 119049, Russian Federation
Moscow Institute of Physics and Technology, Dolgoprudniy, Moscow, 141701, Russian Federation
Institute of Engineering Physics and Radio Electronics, Siberian Federal University, Krasnoyarsk, 660041, Russian Federation
Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch, Russian Academy of Sciences, Krasnoyarsk, 660036, Russian Federation
Emanuel Institute of Biochemical Physics, Russian Academy of Sciences, Moscow, 119334, Russian Federation
Institute of Chemistry and Chemical Technology, The Siberian Branch of the RAS, Federal Research Center KSC Siberian Branch Russian Academy of Sciences, Krasnoyarsk, 660036, Russian Federation

Доп.точки доступа:
Zhukov, V. V.; Erohin, S. V.; Churkin, V. D.; Vnukova, N. G.; Внукова, Наталья Григорьевна; Antipina, L. Y.; Elesina, V. I.; Елесина, Виктория Игоревна; Visotin, M. A.; Высотин, Максим Александрович; Tomashevich, Y. V.; Popov, M. Y.; Churilov, G. N.; Чурилов, Григорий Николаевич; Sorokin, P. B.; Fedorov, A. S.; Федоров, Александр Семенович
}
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