Výsledky vyhledávání - "Ya.V. Zaulychnyy"

Changes in the Structural and Morphological Parameters of Fe2O3/SiO2, as a Basis for the Electrode Material of Lithium Power Sources, Due to Shock-Vibrating Treatment

Autor: М.V. Karpets, Ya.А. Kononenko, V. V. Moklyak, Y. V. Yavorskyi, Ya.V. Zaulychnyy, О.І. Dudka, А.B. Hrubiak

Publikováno v: Фізика і хімія твердого тіла, Vol 20, Iss 4, Pp 360-366 (2020)

Using the method of X-ray diffraction, the effect of shock-vibration treatment on the structural parameters and phase composition of mixtures of silicon dioxide and alpha iron oxide was studied. From these results, has been found that the shock-vibra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c96dde458b070cd91cd2d4f9813e9bde
http://journals.pu.if.ua/index.php/pcss/article/view/4047

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Effect of mechanical treatment on the distribution of valence electrons and characteristics of nanocomposite (SiO2)x(Al2O3)1-x (x = 0.8, x = 0.7) electrodes in lithium power sources

Autor: O. I. Dudka, Vladimir M. Gun’ko, Ya.V. Zaulychnyy, Y. V. Yavorskyi, N. Wanderka, I.M. Gasyuk

Publikováno v: Applied Surface Science. 494:1013-1022

Ultra-soft X-ray emission spectroscopy was used to study the distribution of Op-, Sisd- and Alsd- valence electrons in (SiO2)x(Al2O3)1-x (x = 0.8, x = 0.7) powder mixtures after mechanical treatment. An increase in atomic charges has been measured an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::962baea731eb65b12b6797ed2805db1a
https://doi.org/10.1016/j.apsusc.2019.07.206

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Рентгеноспектральне дослідження нанокомпозитів SiO2/TiO2/C

Autor: Bogdan Ilkiv, Svitlana Petrovska, Ya.V. Zaulychnyy

Електронна структура нанокомпозитів SiO2/TiO2/C досліджена методом ультрам’якої рентгенівської емісійної спектроскопії (УМРЕС). Енергетич

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::24c3a2f0a5c65ba1587533f8d4acc615
http://essuir.sumdu.edu.ua/handle/123456789/74368

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Formation of Interatomic Bonds of the Fumed Synthesis of Composites SiO2+Al2O3

Autor: V. Ya. lkiv, Vladimir I. Zarko, V. М. Gun'ko, Ya.V. Zaulychnyy, Y. V. Yavorskyi, М. V. Karpetz

Publikováno v: Фізика і хімія твердого тіла, Vol 16, Iss 2, Pp 425-431 (2016)

Crystalline and electronic structures of SiO2/Al2O3 mixtures have been analyzed using X-ray diffraction (XRD) and ultra-soft X-ray emission spectroscopy (USXES). Comparison of ultrasoft X-ray emission AlLα-, SiLα- and OKα-bands redistribution Alsp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e293b4d1b0544703d8cace475fbf8e00
http://journals.pu.if.ua/index.php/pcss/article/view/774

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Mechanical Activation of Mixtures SiO2/γ-Fe2O3 and its Impact on the Distribution of Valence Electrons

Autor: V. Ya. lkiv, М. V. Karpetz, V. М. Gun'ko, Vladimir I. Zarko, Ya.V. Zaulychnyy, Y. V. Yavorskyi, V. О. Kotsyubynsky

Publikováno v: Фізика і хімія твердого тіла, Vol 16, Iss 1, Pp 55-61 (2016)

Crystalline and electronic structures of SiO2/γ-Fe2O3 mixtures have been analyzed using X-ray diffraction (XRD) and ultra-soft X-ray emission spectroscopy (USXES). The energy redistribution of Fesрd, Sisp and Op valence electrons due to changes in

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9dcd7244d85aba263e52a3d4b74c958
http://journals.pu.if.ua/index.php/pcss/article/view/712

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The Relationship Between the Distribution of Valence Electrons and Electrochemical Properties of Mixtures α-Fe2O3/Al2O3, α-Fe2O3/SiO2 and γ-Fe2O3/SiO2 Before and After Mechanical Activation Synthesis

Autor: O. I. Dudka, V. Ya. lkiv, Vladimir I. Zarko, V. М. Gun'ko, Y. V. Yavorskyi, Ya.V. Zaulychnyy, А. М. Bojchuk, I. М. Gasyuk

Publikováno v: Фізика і хімія твердого тіла, Vol 16, Iss 4, Pp 679-684 (2015)

Using the method of electrochemical analysis the charge capacity of electrochemical cells with cathode material on the bases of simple and mechanically activated mixtures 0,2α-Fe2O3+0,8Al2O3, 0,2α-Fe2O3+0,8SiO2 та 0,2γ-Fe2O3,8SiO2 has been resea

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::64294de8897f3ce1b937da2615fd01de
http://journals.pu.if.ua/index.php/pcss/article/view/822

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Morphological and Electronic Characteristics of Nanoalumina Alone and in High-Temperature (Fumed) and Low-Temperature (Mechanical) Mixtures with Nanosilica

Autor: M. V. Karpetz, Ya.V. Zaulychnyy, Vladimir I. Zarko, Svitlana Petrovska, V.Ya. Ilkiv, Vladimir M. Gun’ko, M.V. Pereginiak

Publikováno v: Himia, Fizika ta Tehnologia Poverhni. 5:136-144

Crystalline and electronic structures of nanoalumina alone and in different mixtures with nanosilica have been analyzed using X-ray diffraction (XRD) and ultrasoft X-ray emission spectroscopy (USXES). Narrowing of the OK α bands of crystalline alumi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::144882d8b72f22fbb0a02ba546f6780e
https://doi.org/10.15407/hftp05.02.136

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X-ray Photoelectron Spectroscopy Study of Electronic Structure of Graphene Nanosheets

Autor: T. Nakamura, Oleksandra Ilkiv, Ya.V. Zaulychnyy, T. N. Bondarenko, Svitlana Petrovska, О. О. Foya, Bogdan Ilkiv, E. Shibata, R. A. Sergienko

Publikováno v: Фізика і хімія твердого тіла, Vol 16, Iss 2, Pp 289-292 (2016)

Investigations of graphene nanosheets and oxidized graphene nanosheets were carried out using X-rayphotoelectron spectroscopy. Scanning and transmission electron microscopy investigations were used in additionto X-ray photoelectron spectroscopy. It w

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::27522d5ea6f632abadc4a96431b14fa0
https://doi.org/10.15330/pcss.16.2.289-292

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Structural features of fumed silica and alumina alone, blend powders and fumed binary systems

Autor: V.Ya. Ilkiv, V. М. Gun'ko, М. V. Karpetz, Vladimir I. Zarko, Ya.V. Zaulychnyy, E.M. Pakhlov

Publikováno v: Journal of Non-Crystalline Solids. 403:30-37

Fumed silica, initial alumina blend, after mechanochemical activation (MCA), and fumed binary silica/alumina (SA) were studied using infrared spectroscopy, X-ray diffraction (XRD), ultrasoft X-ray emission (USXE) spectroscopy (giving emission bands S

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::58f13dbe7a2f11a139e7efa80b65fa86
https://doi.org/10.1016/j.jnoncrysol.2014.07.001

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