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Найдено документов в текущей БД: 15

    Processing of detonation diamonds with metal-containing high-frequency arc plasma and their properties
/ G. N. Churilov [et al.] // Fuller. Nanotub. Carbon Nanostruct. - 2012. - Vol. 20, Is. 4/7 SI. - P. 611-615, DOI 10.1080/1536383X.2012.657014. - Cited References: 5. - The work was partially supported by RFBR foundation (project 09-03-00383). . - ISSN 1536-383X
РУБ Chemistry, Physical + Nanoscience & Nanotechnology + Materials Science, Multidisciplinary + Physics, Atomic, Molecular & Chemical

Кл.слова (ненормированные):
Nanodiamond -- nanoparticle -- metal-containing plasma

Аннотация: This paper describes coating of diamond powder with metal by plasma. Arc plasma was generated in double jet high-frequency argon-operated plasmatron with atomized metal inserts. The diamond powder was added to the plasma in a flow of helium. Copper and nickel coated particles of detonation and industrial diamonds were studied by XRD, XPS, SEM methods and electron magnetic resonance. Results of these studies are presented.

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Держатели документа:
[Churilov, G. N.
Osipova, I. V.
Vnukova, N. G.
Glushenko, G. A.
Petrakovskaya, E. A.] Russian Acad Sci, LV Kirensky Phys Inst, Siberian Branch, Krasnoyarsk 660036, Russia
[Kolonenko, A. L.
Chiganov, A. S.] Krasnoyarsk State Pedag Univ, Krasnoyarsk, Russia
[Tomashevich, Ye. V.
Zhizhaev, A. M.] Russian Acad Sci, Siberian Branch, Inst Chem & Chem Technol, Krasnoyarsk 660036, Russia

Доп.точки доступа:
Churilov, G. N.; Чурилов, Григорий Николаевич; Osipova, I. V.; Осипова, Ирина Владимировна; Vnukova, N. G.; Внукова, Наталья Григорьевна; Glushchenko, G. A.; Глущенко, Гарий Анатольевич; Petrakovskaya, E. A.; Петраковская, Элеонора Анатольевна; Kolonenko, A. L.; Колоненко, Андрей Леонидович; Chiganov, A. S.; Tomashevich, Y. V.; Томашевич, Евгений Владимирович; Zhyzhaev, A. M.; Жижаев, Анатолий Михайлович

    Modification of chromium electrochemical coatings by detonation nanodiamonds
/ V. P. Isakov [et al.] // Экстремальные состояния вещества. Детонация. Ударные волны, междунар. конф. : Сб. тез. докл. - Саров, 2013. - P. 392-393



Доп.точки доступа:
Isakov, V. P.; Isakova, V. G.; Исакова, Виктория Гавриловна; Lyamkin, A. I.; Solntsev, A. V.; Gasanov, Z. D.; Российский федеральный ядерный центр - Всероссийский научно-исследовательский институт экспериментальной физики; "Экстремальные состояния вещества. Детонация. Ударные волны", международная конференция (2013 ; 18-22 марта ; Саров); International conference "Extreme states of substance. Detonation. Shock waves" (March 18 - 22, 2013 ; Sarov, Russia); Харитоновские тематические научные чтения (15 ; 2013 ; март ; 18-22 ; Саров)

    Thermal decay of platinum metal acetylacetonates on the detonation nanodiamond surface
/ V. P. Isakov [et al.] // Экстремальные состояния вещества. Детонация. Ударные волны, междунар. конф. : Сб. тез. докл. - Саров, 2013. - P. 401-402



Доп.точки доступа:
Isakov, V. P.; Isakova, V. G.; Исакова, Виктория Гавриловна; Lyamkin, A. I.; Yunoshev, A. S.; Российский федеральный ядерный центр - Всероссийский научно-исследовательский институт экспериментальной физики; "Экстремальные состояния вещества. Детонация. Ударные волны", международная конференция (2013 ; 18-22 марта ; Саров); International conference "Extreme states of substance. Detonation. Shock waves" (2013 ; march ; 18- 22 ; Sarov, Russia); Харитоновские тематические научные чтения (15 ; 2013 ; март ; 18-22 ; Саров)

    Experimental study of the structure of milled diamond-containing particles obtained by the detonation method
/ A. Korets [et al.] // EPJ Appl. Phys. - 2012. - Vol. 57, Is. 3. - Ст. 30701, DOI 10.1051/epjap/2012110208. - Cited References: 15 . - ISSN 1286-0042
РУБ Physics, Applied
Рубрики:
PURIFICATION
   NANODIAMOND

Кл.слова (ненормированные):
Chemical change -- Diamond grains -- Experimental spectra -- Experimental studies -- IR spectrum -- Mechanical force -- Detonation -- Diamonds -- X ray diffraction -- Agglomeration

Аннотация: A diamond-containing material (DCM) produced by detonation was mechanically milled using KM-1 and AGO-2S mills. Experimental spectra for infrared (IR) absorption, Raman scattering and X-ray diffraction patterns (XRD) were obtained for the treated DCM samples. We compared the Raman and IR spectra for the KM-1 milled samples and concluded that the surface of the DCM particles was not uniform. The mechanical force that resulted from milling with the AGO-2S destroyed the non-diamond part of the particles and initiated irreversible physical and chemical changes in them. The destruction of the diamond grains was the consequence of these irreversible changes. It follows from the experiments that the dipole momentum of the DCM particle was caused by the presence of polar fragments of molecules. The constant dipole momentum of the particles facilitated the aggregation. Based on this, we proposed a model of a structurally inhomogeneous DCM particle. В© 2012 EDP Sciences.

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Держатели документа:
Siberian Federal University, 26, Kirensky Str., Krasnoyarsk 660074, Russian Federation
Institute of Physics, Akademgorodok, Krasnoyarsk 660036, Russian Federation
Institute of Chemistry and Chemical Technology, KSC SB RAS, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Korets, A.; Krylov, A. S.; Крылов, Александр Сергеевич; Mironov, E.; Rabchevskii, E.

    Исследование влияния длительной термообработки на детонационный алмазосодержащий материал
[Текст] / А. Я. Корец [и др.] // Изв. Кабардино-балкарского гос. ун-та. - 2014. - Т. 4, Вып. 3. - С. 74-78
   Перевод заглавия: Research into influence of continual thermal treatment on the detonation diamond-containing material
Аннотация: С целью исследования изменений, происходящих в структуре частиц, полученных в высокоэнергетических условиях взрыва, была произведена термообработка образцов детонационного алмазосодержащего материала в интервале так называемого «кислородного окна» 430 °С. Продолжительность термообработки изменялась от 0,5 часа до 48 часов. Были проведены эксперименты и проанализированы результаты ИК-поглощения, комбинационного рассеяния света, рентгеновской дифракции и динамического рассеяния света термообработанных образцов.
Thermal treatment of detonation diamond-containing material in the interval of so-called «oxygen window» 430 C to investigate changes in the structure of the particles obtained under explosion conditions was performed. The duration of the thermal treatment varied from 0.5 to 48 hours. Infrared and Raman experiments and data of X-Ray diffraction and dynamic light scattering of the treatment samples were carried out.

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Держатели документа:
Институт физики им. Л.В. Киренского СО РАН

Доп.точки доступа:
Корец, Анатолий Яковлевич; Королькова, И. В.; Крылов, Александр Сергеевич; Krylov, A. S.; Миронов, Е. В.; Рабчевский, Е. В.

    Surface modification of detonation nanodiamonds with platinum and palladium nanoparticles
/ V. G. Isakova [et al.] // Int. J. Chem. - 2015. - Vol. 7, No. 1. - P. 1-9, DOI 10.5539/ijc.v7n1p1. - Cited References: 38 . - ISSN 1916-9698
Аннотация: Acetylacetonates of platinum group metals (M(acac)n, acac= CH3COCHCOCH3,n - oxidation state of metal) are the most suitable precursors for use in highly effective MOCVD (metal-organic chemical vapor deposition) processes because of their thermal properties, low price of initial ligand and accessible synthesis methods. In this study we have developed a simple, scalable inexpensive, MOCVD-like approach to the deposition of Pt and Pd nanoparticle dispersions on powder detonation nanodiamonds (DND) using combustion in air of powder mixtures of DND with Pt and Pd acetylacetonates. This one-step process requires no specialized apparatus, and is conducted at mild temperatures (180°C – 250°C). The substrate surface of DND initiates chemical thermal destruction of precursor and deposition of nanoparticle networks composed of constituent particles. DND-supported Pd and Pt nanoparticles with their loading being from 10 and 5wt. % were obtained the average of particle size 20-25 nm and 7-10nm decreases with decreasing the metal loading. For additional purification and disaggregation of the commercial detonation-synthesized nanodiamond (DNDcomm) the method of annealing of the powder mixtures DNDcomm with Na(acac) have been used. The purified diamond nanoparticulates (DND), as well as DNDcomm, Pt/DND and Pd/DND, were subjected to physicochemical characterizations, such as X-ray diffraction (XRD), scanning electron microscopy (SEM), and energy dispersive X-ray (EDX) analysis.

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Доп.точки доступа:
Isakova, V. G.; Исакова, Виктория Гавриловна; Isakov, V. P.; Lyamkin, A. I.; Zharikova, N. V.; Yunoshev, A. S.; Nemtsev, I. V.; Немцев, Иван Васильевич

    Structural heterogeneity of diamond-containing detonation material
/ A. . Korets, A. . Krylov, E. . Mironov // Eur. Phys. J. - Appl. Phys. - 2010. - Vol. 52, Is. 1. - P. 10901-10905, DOI 10.1051/epjap/2010126. - Cited References: 17 . - ISSN 1286-0042
РУБ Physics, Applied

Аннотация: Diamond-containing material (DCM) synthesized by detonation was separated into fractions. Raman and infrared spectra and X-ray diffraction patterns of the individual fractions were measured. The particles of this material were characterized by the variable ratio of the diamond (sp(3)) and non-diamond components. The distribution of sp(3)-grains in the particles was of complicated character. The fine DCM particles contained an insignificant amount of diamond. The influence of density fluctuations on the DCM formation is discussed.

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Держатели документа:
[Korets, A.] Siberian Fed Univ, Krasnoyarsk 660074, Russia
[Krylov, A.] SB RAS, Inst Phys, Krasnoyarsk 660036, Russia
[Mironov, E.] Filial Irkutsk State Univ Railway Engn, Krasnoyarsk Inst Railway Transport, Krasnoyarsk 660028, Russia
ИФ СО РАН
Siberian Federal University, 26 Kirensky str., 660074 Krasnoyarsk, Russian Federation
Institute of Physics, SB RAS, 660036 Krasnoyarsk, Russian Federation
Krasnoyarsk Institute of Railway Transport, Filial of Irkutsk State University of Railway Engineering, 89, L. Ketskhoveli str., 660028 Krasnoyarsk, Russian Federation

Доп.точки доступа:
Krylov, A. S.; Крылов, Александр Сергеевич; Mironov, E.

    Structural Nonuniformity of Detonation-Produced Diamond-Containing Material
/ A. Y. Korets, A. S. Krylov, E. V. Mironov // Russ. J. Phys. Chem. B. - 2010. - Vol. 4, Is. 5. - P. 793-796, DOI 10.1134/S1990793110050155. - Cited References: 10 . - ISSN 1990-7931
РУБ Physics, Atomic, Molecular & Chemical

Кл.слова (ненормированные):
diamond-like material -- structural nonuniformity -- Raman scattering spectroscopy

Аннотация: Raman backscattering spectra (RBS), infrared spectra, and X-ray diffraction intensity curves for various fractions of ultradispersed diamond-containing material (UDDCM) were recorded. The RBS and XRD curves obtained suggest that UDDCM is characterized by sharp variations in the ratio between the diamond and nondiamond components, a factor that makes it possible to consider this phase as an individual product and determines the scale of variations in the main characteristics. Fine UDDCM fractions contain only small amounts diamond-like (sp(3) carbon) grains, if any. One possible reason for changes in the ratio between the phases is density fluctuations under nonequilibrium conditions of synthesis.

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Держатели документа:
[Korets, A. Ya.] Siberian Fed Univ, Krasnoyarsk, Russia
[Krylov, A. S.] Russian Acad Sci, Kirenskii Inst Phys, Siberian Div, Krasnoyarsk, Russia
[Mironov, E. V.] Krasnoyarsk Inst Railway Transport, Krasnoyarsk, Russia
ИФ СО РАН

Доп.точки доступа:
Krylov, A. S.; Крылов, Александр Сергеевич; Mironov, E. V.

    Molecular structural nonuniformity of ultradispersed diamond-containing material and the reasons why it arises
/ A. Y. Korets, A. S. Krylov, E. V. Mironov // Russ. J. Phys. Chem. B. - 2007. - Vol. 1, Is. 5. - P. 485-492, DOI 10.1134/S1990793107050077. - Cited References: 25. - В описании WOS - Vol. 2 (ошибочно), Is. 5. - P 485-492 . - ISSN 1990-7931
РУБ Physics, Atomic, Molecular & Chemical
Рубрики:
DETONATION

Аннотация: An analysis of IR spectra, Raman spectra, and X-ray diffraction intensity curves for diamond-containing materials obtained by the detonation method under different conditions and purified by different methods was used to examine the structural nonuniformity of diamond-containing particles and the reasons why it arises.

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Держатели документа:
[Korets, A. Ya.
Mironov, E. V.] Krasnoyarsk State Tech Univ, Krasnoyarsk 660074, Russia
[Krylov, A. S.] Russian Acad Sci, Siberian Div, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia
ИФ СО РАН

Доп.точки доступа:
Krylov, A. S.; Крылов, Александр Сергеевич; Mironov, E. V.

    The effect of silver ions electrolytically introduced into colloidal nanodiamond solution on its viscosity and thermal conductivity
/ A. P. Puzir’ [et al.] // Colloid J. - 2017. - Vol. 79, Is. 2. - P. 258-263, DOI 10.1134/S1061933X17020119. - Cited References: 22 . - ISSN 1061-933X

Кл.слова (ненормированные):
Dispersions -- Ions -- Metal ions -- Nanodiamonds -- Nanoparticles -- Silver -- Viscosity -- A-stable -- Detonation nanodiamond -- Diamond nano-particles -- Effect of silvers -- Silver concentration -- Silver ions -- Thermal conductivity

Аннотация: Experimental data have been presented on the influence of silver on the viscosity and thermal conductivity of a dispersion of diamond nanoparticles. A stable dispersion (5 wt %) of detonation nanodiamond particles has been used in the experiments. Silver ions have been introduced electrolytically into the dispersion of diamond nanoparticles. Silver concentration was not higher than 0.05 wt %. It has been shown that the introduction of silver ions significantly affects the thermal conductivity and viscosity of the dispersion.

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Держатели документа:
Institute of Biophysics, Siberian Branch, Russian Academy of Sciences, ul. Akademgorodok 50/50, Krasnoyarsk, Russian Federation
Siberian Federal University, Svobodnyi pr. 79., Krasnoyarsk, Russian Federation
Special Design and Technology Bureau Nauka, Institute of Computational Technologies, Siberian Branch, Russian Academy of Sciences, pr. Mira 53, Krasnoyarsk, Russian Federation
Kirensky Institute of Physics, Siberian Branch, Russian Academy of Sciences, ul. Akademgorodok 50/38, Krasnoyarsk, Russian Federation
Institute of Chemistry and Chemical Technology, Siberian Branch, Russian Academy of Sciences, ul. Akademgorodok 50/24, Krasnoyarsk, Russian Federation

Доп.точки доступа:
Puzir’, A. P.; Minakov, A. V.; Burov, A. E.; Zharkov, S. M.; Жарков, Сергей Михайлович; Maksimov, N. G.; Pryazhnikov, M. I.

    Treatment of detonation diamonds by metalcontained plasma of high frequency arc discharge and their properties
/ A. L. Kolonenko, I. V. Osipova, N. G. Vnukova [et al.] // Joint International Conference "Advanced Carbon Nanostructures" (ACN 2011). - 2011. - Ст. P3.26. - P187


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Доп.точки доступа:
Kolonenko, A. L.; Колоненко, Андрей Леонидович; Osipova, I. V.; Осипова, Ирина Владимировна; Vnukova, N. G.; Внукова, Наталья Григорьевна; Tomashevich, Ye. V.; Chiganov, A. S.; Churilov, G. N.; Чурилов, Григорий Николаевич; "Advanced Carbon Nanostructures", Joint International Conference(2011 ; July ; 4-8 ; St Petersburg)

    Structural Inhomogeneity of Detonation Diamond Containing Materials
/ Korets A.Ya., Krylov A.S., Mironov E.V. // Physics of extreme states of matter - 2010 / International Conference on Equations of State for Matter, Physics of Ex treme States of Matter (25 ; 2010 ; MAR ; 1-6 ; Elbrus, Russia). - 2010. - P33-34 . - ISBN 978-5-901675-96-0


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Доп.точки доступа:
Korets A.Ya.; Krylov, A. S.; Крылов, Александр Сергеевич; Mironov, E. V.; International Conference on Equations of State for Matter, Physics of Ex treme States of Matter(25 ; 2010 ; MAR ; 1-6 ; Elbrus, Russia)

    Structural heterogeneity detonation diamond-containing mate rial
[Text] / A. Ya. Korets, A. S. Krylov, E. V. Mironov // 3rd Chaotic modeling and Simulation International Conference: CHAOS 2010. - 2010. - P34



Доп.точки доступа:
Korets, A.Ya.; Krylov, A.S.; Mironov, E.V.; Chaotic modeling and Simulation International Conference(2010 ; Jun/ ; 1-4 ; Chania, Crete, Greece)

    Structural heterogeneity detonation diamond containing mate rial
[Text] / A. Ya. Korets, A. S. Krylov, E. V. Mironov // 19th International Shock Interaction Symposium / International Shock Interaction Symposium (19 ; 2010 ; Moscow, Russia). - 2010. - P19



Доп.точки доступа:
Korets, A.Ya.; Krylov, A.S.; Mironov, E.V.; International Shock Interaction Symposium(19 ; 2010 ; Moscow, Russia)

    Ultrafine Cr-doped Al2O3 prepared by detonation synthesis
/ N. E. Lyamkina [et al.] // Inorg. Mater. - 2005. - Vol. 41, Is. 8. - P. 830-835, DOI 10.1007/s10789-005-0221-y. - Cited Reference Count: 15 . - AUG. - ISSN 0020-1685

Аннотация: Data are presented on the phase composition, particle size distribution, EPR, and luminescence of ultrafine chromium-doped alumina powders prepared by detonation synthesis. The largest particles in the powders are shown to consist mainly of a Cr2O3 solid solution in alpha-Al2O3. The luminescence spectrum of fine particles shows, in addition to lines characteristic of ruby, extra lines which are tentatively attributed to Cr3+ ions incorporated substitutionally into theta-Al2O3.

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Доп.точки доступа:
Lyamkina, N.E.; Chiganova, G. A.; Taranova, M.A.; Slabko, V. V.; Слабко, Виталий Васильевич; Vorotynov, A. M.; Воротынов, Александр Михайлович