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1.


   
    Calculation of the energy of binding of titanium and scandium complexes to the surface of carbon nanotubes / A. A. Kuzubov [et al.] // Russ. J. Phys. Chem. B. - 2009. - Vol. 3, Is. 4. - P. 679-683, DOI 10.1134/S1990793109040289. - Cited References: 27. - This work was supported by the analytical departmental program "Development of Higher Education Potential (2009-2100)" (grant 2.1.1/2584) and by the Russian Foundation for Basic Research, project no. 09-02-00324-a. . - ISSN 1990-7931
РУБ Physics, Atomic, Molecular & Chemical
Рубрики:
MOLECULAR-HYDROGEN COMPLEXES
   STORAGE

   TEMPERATURE

   TRANSITION

   DYNAMICS

   METALS

Аннотация: Complexes of zigzag-type carbon nanotubes (CNTs) with transition metal atoms, scandium and titanium, were studied. It was demonstrated that the energy of binding of both atoms with a carbon surface decreases whereas the rate of diffusion along the surface increases with increasing nanotube diameter. The rate constant of migration of scandium atoms over a CNT surface are several orders of magnitude higher than that for titanium atoms, because the CNT surface-Sc atom binding energy is substantially lower.

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Держатели документа:
Institute of Natural and Humanitarian Sciences, Siberian Federal University, Krasnoyarsk 660041, Russian Federation
Kirenskii Institute of Physics, Siberian Division, Russian Academy of Sciences, Akademgorodok, Krasnoyarsk 660036, Russian Federation
Siberian State Technological University, Krasnoyarsk 660049, Russian Federation

Доп.точки доступа:
Kuzubov, A. A.; Кузубов, Александр Александрович; Krasnov, P. O.; Краснов, Павел Олегович; Kozhevnikov, T. A.; Popov, M. A.; Analytical departmental program "Development of Higher Education Potential" [2.1.1/2584]; Russian Foundation for Basic Research [09-02-00324-a]
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2.


   
    Cu-doped TiNxOy thin film resistors DC/RF performance and reliability / L. V. Shanidze, A. S. Tarasov, M. V. Rautskiy [et al.] // Appl. Sci. - 2021. - Vol. 11, Is. 16. - Ст. 7498, DOI 10.3390/app11167498. - Cited References: 13. - This research was funded by RFBR, Krasnoyarsk Territory and Krasnoyarsk Regional Fund of Science, project code 20-42-240013 and by Grant of the Government of the Russian Federation for Creation ofWorld Tier Laboratories (contract No. 075-15-2019-1886) . - ISSN 2076-3417
   Перевод заглавия: Производительность и надежность тонкопленочных резисторов TiNxOy, легированных медью
РУБ Chemistry, Multidisciplinary + Engineering, Multidisciplinary + Materials Science, Multidisciplinary + Physics, Applied
Рубрики:
GROWTH
Кл.слова (ненормированные):
high-frequency passive components -- high power density -- thin film -- copper doped titanium oxynitride -- non-linear -- resistors -- heterogeneous integration
Аннотация: We fabricated Cu-doped TiNxOy thin film resistors by using atomic layer deposition, optical lithography, dry etching, Ti/Cu/Ti/Au e-beam evaporation and lift-off processes. The results of the measurements of the resistance temperature dependence, non-linearity, S-parameters at 0.01–26 GHz and details of the breakdown mechanism under high-voltage stress are reported. The devices’ sheet resistance is 220 ± 8 Ω/□ (480 ± 20 µΩ*cm); intrinsic resistance temperature coefficient (TCR) is ~400 ppm/°C in the T-range of 10–300 K; and S-parameters versus frequency are flat up to 2 GHz with maximum variation of 10% at 26 GHz. The resistors can sustain power and current densities up to ~5 kW*cm−2 and ~2 MA*cm−2, above which they switch to high-resistance state with the sheet resistance equal to ~200 kΩ/□ (~0.4 Ω*cm) caused by nitrogen and copper desorption from TiNxOy film. The Cu/Ti/TiNxOy contact is prone to ageing due to gradual titanium oxidation while the TiNxOy resistor body is stable. The resistors have strong potential for applications in high-frequency integrated and hybrid circuits that require small-footprint, medium-range resistors of 0.05–10 kΩ, with small TCR and high-power handling capability.

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Держатели документа:
Fed Res Ctr KSC SB RAS, Kirensky Inst Phys, Krasnoyarsk 660036, Russia.
Siberian Fed Univ, Dept Radio Elect, Krasnoyarsk 660041, Russia.
Reshetnev Siberian State Univ Sci & Technol, Inst Space Technol, Krasnoyarsk 660037, Russia.

Доп.точки доступа:
Shanidze, L. V.; Шанидзе, Лев Викторович; Tarasov, A. S.; Тарасов, Антон Сергеевич; Rautskiy, M. V.; Рауцкий, Михаил Владимирович; Zelenov, F. V.; Konovalov, S. O.; Nemtsev, I. V.; Немцев, Иван Васильевич; Voloshin, A. S.; Волошин, Александр Сергеевич; Tarasov, I. A.; Тарасов, Иван Анатольевич; Baron, F. A.; Барон, Филипп Алексеевич; Volkov, N. V.; Волков, Никита Валентинович; RFBR, Krasnoyarsk Territory and Krasnoyarsk Regional Fund of Science [20-42-240013]; Government of the Russian Federation for Creation ofWorld Tier Laboratories [075-15-2019-1886]
}
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3.


   
    Emergence of ferromagnetism in nanoparticles of BeTiO3 ceramic with the perovskite structure / A. V. Pavlov, L. I. Kveglis, D. N. Saprykin [et al.] // Inorg. Mater.: Appl. Res. - 2021. - Vol. 12, Is. 1. - P. 88-93, DOI 10.1134/S2075113321010330. - Cited References: 21. - The part of the work involving calculations was supported by the Russian Science Foundation (grant no. 18-19-00268) . - ISSN 2075-1133
Кл.слова (ненормированные):
titanium dioxide nanopowder -- rutile structure -- beryllium ceramic -- magnetic hysteresis -- electrical resistance -- electronic structure -- icosahedral clusters
Аннотация: Emergence of ferromagnetism and an increase in the electrical conductance of BeTiO3 beryllium ceramic with the perovskite structure were discovered experimentally. To explain the reason for appearance of the metallic properties, models are proposed, and calculations of the electronic structure of nanoclusters with different short-range order are performed.

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Публикация на русском языке Появление ферромагнетизма в наночастицах керамики со структурой перовскита BeTiO3 [Текст] / А. В. Павлов, Л. И. Квеглис, Д. Н. Сапрыкин [и др.] // Материаловедение. - 2020. - № 5. - С. 15-20

Держатели документа:
Siberian Federal University, Krasnoyarsk, 660041, Russian Federation
Sarsen Amanzholov East Kazakhstan State University, Ust’-Kamenogorsk, 070000, Kazakhstan
Tomsk State University, Tomsk, 634050, Russian Federation
Kirensky Institute of Physics, Siberian Branch, Russian Academy of Sciences, Krasnoyarsk, 660036, Russian Federation

Доп.точки доступа:
Pavlov, A. V.; Kveglis, L. I.; Saprykin, D. N.; Nasibullin, R. T.; Kalitova, A. A.; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Nemtsev, I. V.; Немцев, Иван Васильевич; Kantai, N.
}
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4.


    Krasnov, P. O.
    Interaction of Scandium and Titanium Atoms with a Carbon Surface Containing Five- and Seven-Membered Rings / P. O. Krasnov, N. S. Eliseeva, A. A. Kuzubov // J. Exp. Theor. Phys. - 2012. - Vol. 114, Is. 1. - P. 80-84, DOI 10.1134/S1063776111160059. - Cited References: 25. - We are grateful to the Joint Supercomputer Center, Russian Academy of Sciences, for the possibility of using the computer cluster for our quantum-chemical calculations. This work was supported by the Ministry of Education and Science of the Russian Federation (federal program "Human Capital for Science and Education in Innovative Russia" for 2009-2013). . - ISSN 1063-7761. - ISSN 1090-6509
РУБ Physics, Multidisciplinary
Рубрики:
MOLECULAR-HYDROGEN COMPLEXES
   STORAGE

   NANOTUBES

   TRANSITION

   ENERGY

   TEMPERATURE

   EXCHANGE

   DYNAMICS

   METALS

   C60

Аннотация: The use of carbon nanotubes coated by atoms of transition metals to store molecular hydrogen is associated with the problem of the aggregation of these atoms, which leads to the formation of metal clusters. The quantum-chemical simulation of cluster models of the carbon surface of a graphene type with scandium and titanium atoms has been performed. It has been shown that the presence of five- and seven-membered rings, in addition to six-membered rings, in these structures makes it possible to strongly suppress the processes of the migration of metal atoms over the surface, preventing their clustering.

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Публикация на русском языке Краснов, Павел Олегович. Взаимодействие атомов скандия и титана с углеродной поверхностью, содержащей пятичленные и семичленные кольца [Текст] / П. О. Краснов, Н. С. Елисеева, А. А. Кузубов // Журн. эксперим. и теор. физ. : Наука, 2012. - Т. 141 Вып. 1. - С. 90-95

Держатели документа:
[Krasnov, P. O.
Kuzubov, A. A.] Siberian State Technol Univ, Krasnoyarsk 660049, Russia
[Krasnov, P. O.
Kuzubov, A. A.] Russian Acad Sci, Siberian Branch, Kirensky Inst Phys, Krasnoyarsk 660036, Russia
[Eliseeva, N. S.
Kuzubov, A. A.] Siberian Fed Univ, Krasnoyarsk 660041, Russia

Доп.точки доступа:
Eliseeva, N. S.; Kuzubov, A. A.; Кузубов, Александр Александрович; Краснов, Павел Олегович; Ministry of Education and Science of the Russian Federation
}
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5.


   
    Magnetic properties of nickel-titanium alloy during martensitic transformations under plastic and elastic deformation / L. I. Kveglis, F. M. Noskov, M. N. Volochaev [et al.] // Symmetry. - 2021. - Vol. 13, Is. 4. - Ст. 665, DOI 10.3390/sym13040665. - Cited References: 61 . - ISSN 2073-8994
РУБ Multidisciplinary Sciences
Рубрики:
NITI SHAPE-MEMORY
   CRYSTAL-STRUCTURE

   WAVE MECHANICS

   TRANSITIONS

Кл.слова (ненормированные):
titanium nickelide -- deformation -- martensitic transformation -- electron diffraction -- ferromagnetism -- clusters
Аннотация: This paper focuses on the processes of the occurrence of magnetization during structure formation in samples of Ni51Ti49 alloy under deformation conditions. The possibility of the existence of a phase with an FCC (face-centered cubic) lattice in titanium nickelide has been demonstrated by electron microscopy and electron diffraction. It has been discovered that the interplanar distances of BCC110 (body-centered cubic), FCC111, and HCP002 (hexagonal close packed) in the alloy under study have similar values, which indicates the possibility of their mutual polymorphic transformation. Based on the modular self-organization, a scheme of martensitic transformations in titanium nickelide from the B2 structure (BCC lattice) to the B19' structure (HCP lattice) through an intermediate phase with an FCC lattice is proposed. It is shown that lenticular crystals appear in the Ni51Ti49 alloy under tensile deformation until rupture, which is accompanied by the onset of ferromagnetism. The effect of magnetization in Ni51Ti49 samples when immersed in liquid nitrogen has been also discovered. In this case, the reason for the appearance and disappearance of magnetization can be associated with microdeformation processes caused by direct and reverse martensitic transitions that occur during cooling and heating of the samples.

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Держатели документа:
Siberian Fed Univ, Polytech Inst, Svobodny Ave 79, Krasnoyarsk 660041, Russia.
Amanjolov East Kazakhstan Univ, Phys Dept, 30th Guards Div Str 34, Ust Kamenogorsk 070002, Kazakhstan.
Russian Acad Sci, Kirensky Inst Phys, Siberian Div, Akad Gorodok 50, Akademgorodok 660036, Russia.
Tomsk State Univ, Natl Res, Lenin Ave 36, Tomsk 634050, Russia.
Univ Wroclaw, Fac Chem, 14 F Joliot Curie Str, PL-50383 Wroclaw, Poland.
Ind Univ Tyumen, Ctr Adv Res & Innovat, Volodarsky Str 38, Tyumen 625000, Russia.

Доп.точки доступа:
Kveglis, Ludmila I.; Noskov, Fedor M.; Volochaev, M. N.; Волочаев, Михаил Николаевич; Nyavro, Alexander V.; Filarowski, Aleksander
}
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6.


   
    Magnetic properties of plastically deformed nickel-titanium alloy / L. I. Kveglis [et al.] // VI Euro-Asian Symposium "Trends in MAGnetism" (EASTMAG-2016) : abstracts / ed.: O. A. Maksimova, R. D. Ivantsov. - Krasnoyarsk : KIP RAS SB, 2016. - Ст. P9.30. - P. 421. - References: 3 . - ISBN 978-5-904603-06-9
Кл.слова (ненормированные):
martensite transformation -- ferromagnetic phase -- lenticular nanocrystals


Доп.точки доступа:
Kveglis, L. I.; Квеглис, Людмила Иосифовна; Volochaev, M. N.; Волочаев, Михаил Николаевич; Dzhes, A. V.; Джес, Алексей Владимирович; Noskov, F. M.; Носков, Федор Михайлович; Euro-Asian Symposium "Trends in MAGnetism"(6 ; 2016 ; Aug. ; 15-19 ; Krasnoyarsk); "Trends in MAGnetism", Euro-Asian Symposium(6 ; 2016 ; Aug. ; 15-19 ; Krasnoyarsk); Институт физики им. Л.В. Киренского Сибирского отделения РАН

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7.


   
    Mechanical activation of fullerene containing soot during extraction of higher and endohedral metallofullerenes / V. I. Elesina, G. N. Churilov, N. G. Vnukova [et al.] // Fuller. Nanotub. Carbon Nanostruct. - 2022. - Vol. 30, Is. 5. - P. 553-558, DOI 10.1080/1536383X.2021.1966421. - Cited References: 33 . - ISSN 1536-383X
   Перевод заглавия: Механоактивация фуллеренсодержащей сажи при экстракции высших и эндоэдральных металлофуллеренов
Кл.слова (ненормированные):
Fullerenes -- endohedral metallofullerenes -- extraction -- enrichment -- titanium chloride
Аннотация: For extraction of higher fullerenes and endohedral metallofullerenes (EMF) with yttrium from fullerene-containing carbon soot (soot) obtained by combined spraying of graphite and yttrium oxide powders in an arc plasma, we developed a device (Extractor*) that provides mechanical activation effects on agents combined with filtration. It has been shown that the soot recovery percentage of a mixture of higher fullerenes and EMF with different solvents (carbon disulfide, o-xylene, pyridine) and the EMF mass fraction in the mixture is significantly higher than in the extraction with a Soxhlet apparatus traditionally used for these purposes. The time spent on the extraction process is reduced significantly. Due to a known reaction with titanium chloride (TiCl4) and removal of a solution of empty fullerenes, subsequent bonding of EMF with yttrium into an insoluble complex directly in the extractor allows the product to be significantly enriched with EMF. In general, we were able to significantly reduce both the duration of extraction of the fullerenes mixture and EMF and the production of EMF separately.

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Держатели документа:
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

Доп.точки доступа:
Elesina, V. I.; Елесина, Виктория Игоревна; Churilov, G. N.; Чурилов, Григорий Николаевич; Vnukova, N. G.; Внукова, Наталья Григорьевна; Nikolaev, N. S.; Николаев, Никита Сергеевич; Glushenko, G. A.; Глущенко, Гарий Анатольевич; Isakova, V. G.; Исакова, Виктория Гавриловна
}
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8.


   
    Microstructure and phase composition of the two-phase ceramic synthesized from titanium oxide and zinc oxide / G. M. Zeer [et al.] // Sci. Sinter. - 2018. - Vol. 50, Is. 2. - P. 173-181, DOI 10.2298/SOS1802173Z. - Cited References: 22 . - ISSN 0350-820X
   Перевод заглавия: Микроструктура и фазовый состав двухфазной керамики, синтезированной из оксидов титана и цинка
Кл.слова (ненормированные):
Nanopowders -- Titanium oxide -- Zinc oxide -- Solid phase reaction -- Ceramic
Аннотация: We have made investigations of the phase formation and microstructure on the ceramics obtained from a starting nanopowder mixture with the weight ratio ZnO : TiO2 = 4 : 1. Ceramic is obtained at different sintering temperatures, namely, 948, 1223 and 1473 К. Using the characterization methods of electron microscopy, energy dispersive microanalysis and X-ray diffraction phase analysis it has been shown that the ceramics structure is consisted of two dispersed phases of Zn2TiO4 and ZnO with the grain sizes being in range 0,5-1 μm. It has been found also that, at ceramic`s sintering temperature of 1223 К, the solid phase interactions are completed with the structure ZnO : Zn2TiO4 ≈ 1 : 1,5 phase ratio.

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Держатели документа:
Siberian Federal University, Krasnoyarsk, 660041, Russian Federation
Kirensky Institute of Physics, Federal Research Center KSC SB RAS, Krasnoyarsk, 660036, Russian Federation
Siberian State Aerospace University, Krasnoyarsk, 660014, Russian Federation

Доп.точки доступа:
Zeer, G. M.; Zelenkova, E. G.; Nikolaeva, N. S.; Zharkov, S. M.; Жарков, Сергей Михайлович; Abkaryan, A. K.; Mikheev, A. A.
}
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9.


   
    Particular charactristics of the synthesis of titanium nitride nanopowders in the plasma of low pressure arc discharge / A. V. Ushakov [et al.] // IOP Conf. Ser.: Mater. Sci. Eng. - 2017. - Vol. 255, Is. 1. - Ст. 012006, DOI 10.1088/1757-899X/255/1/012006. - Cited References: 26
   Перевод заглавия: Особенности синтеза нанопорошков нитрида титана в дуговом разряде плазмы низкого давления
Аннотация: The method of producing TiN nanopowders in the plasma of low pressure arc discharge in nitrogen atmosphere is discussed. The influence of gas pressure on nanopowder dispersion is studied. It is shown that the particles have nanometer size and a narrow particle size distribution.

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Доп.точки доступа:
Ushakov, A. V.; Karpov, I. V.; Lepeshev, A. A.; Лепешев, Анатолий Александрович; Fedorov, L. Y.; Dorozhkina, E. A.; Karpova, O. N.; Shaikhadinov, A. A.; Demin, V. G.; Bachurina, E. P.; Lichargin, D. V.; Abkaryan, A. K.; Zeer, G. M.; Зеер Г.М.; Zharkov, S. M.; Жарков, Сергей Михайлович; International Scientific Conference Reshetnev Readings(20 ; 2016 ; Nov. 9-12 ; Krasnoyarsk)
}
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10.


   
    Preparation of polymers based on fullerenes and nanoparticles of titanium carbide and their properties / G. N. Churilov [et al.] // 13th Int. Conf. "Adv. Carbon Nanostructures" : Book of abstracts. - 2017. - Poster session 1: Fullerenes and Nanodiamond Particles. - Ст. P1-14. - P. 83. - Библиогр.: 1 . - ISBN 978-5-93634-037-6
Аннотация: When carbon condensate (CC) is synthesized by spraying graphite rods containing doping powders in arc discharge plasma, usually, in addition to fullerenes, nanoparticles, metal nanoparticles with a carbon shell or nanoparticles of metal carbide are formed [1]. The description of a procedure for the preparation of polymers based on fullerenes and nanodispersed titanium carbide particles and the results of investigation of these polymers will be given in this paper. Titanium and titanium oxide are used as doping powders. The solutions extracted with carbon disulfide are filtered through paper filters. According to X-ray diffraction analysis and transmission electron microscope, the carbon disulphide extract from CC synthesized with the inputting of metallic titanium, does not contain nanoparticles of this metal or its carbide and is characterized by the presence of fullerite clusters (extract 1). While the extract from the CC synthesized with the titanium oxide inputting contains TiC nanoparticles with size of 7–10 nm, while fullerenes are also contained, but in the amorphous state (extract 2) of Fig.1. HPLC analysis of the fullerenes toluene solution, obtained by redissolution of extract 1, allowed to isolate the fullerenes with the usual composition and with the usual ratio between components (C60 – 74.4 %, C70 – 18.9 % and higher fullerenes – 6.7 %). The redissolution of extract 2 in toluene, did not allow to obtain fullerenes solution. Thus, the presence of nanodispersive particles of TiC in the fullerenes solution, upon their drying, leads to polymers formation.

Материалы конференции

Доп.точки доступа:
Churilov, G. N.; Чурилов, Григорий Николаевич; Dudnik, A. I.; Дудник, Александр Иванович; Osipova, I. V.; Осипова, Ирина Владимировна; Vnukova, N. G.; Внукова, Наталья Григорьевна; Nikolaev, N. S.; Николаев, Никита Сергеевич; Volochaev, M. N.; Волочаев, Михаил Николаевич; Tomashevich, Y. V.; Томашевич, Евгений Владимирович; "Advanced carbon nanostructures", International conference(13 ; 2017 ; July ; 3-7 ; Saint-Petersburg); Физико-технический институт им. А.Ф. Иоффе РАН; Национальный исследовательский центр "Курчатовский институт"; Санкт-Петербургский государственный технологический институт (технический университет)
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