Morphological characteristics of mechanochemically synthesized Fe/Ti composites
- Authors: Grigor’eva T.F.1, Kovaleva S.A.2, Kiseleva T.Y.3, Vosmerikov S.V.1, Devyatkina E.T.1, Pastukhov E.A.4, Lyakhov N.Z.1
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Affiliations:
- Institute of Solid State Chemistry and Mechanochemistry, Siberian Branch
- Joint Institute of Mechanical Engineering
- Faculty of Physics
- Institute of Metallurgy, Ural Branch
- Issue: Vol 2016, No 8 (2016)
- Pages: 737-741
- Section: Article
- URL: https://journals.rcsi.science/0036-0295/article/view/170764
- DOI: https://doi.org/10.1134/S0036029516080048
- ID: 170764
Cite item
Abstract
The joint mechanical activation of chemically interacting iron and titanium has been studied by X-ray diffraction and atomic force microscopy. It is shown that chemically interacting metals Fe and Ti do not form any intermetallic compounds or solid solutions upon intense mechanical activation in a high-energy planetary mill. The products of mechanical activation are Fe/Ti mechanocomposites, in which titanium is distributed over the iron grain surface. An increase in the mechanical activation time leads to the agglomeration of powders and the formation of particles with a wide size range (5–25 μm). The iron crystallite sizes and the level of microstresses are reduced, indicating a decrease in the particle strength.
About the authors
T. F. Grigor’eva
Institute of Solid State Chemistry and Mechanochemistry, Siberian Branch
Author for correspondence.
Email: grig@solid.nsc.ru
Russian Federation, ul. Kutateladze 18, Novosibirsk, 630128
S. A. Kovaleva
Joint Institute of Mechanical Engineering
Email: grig@solid.nsc.ru
Belarus, ul. Akademicheskaya 12, Minsk, 220072
T. Yu. Kiseleva
Faculty of Physics
Email: grig@solid.nsc.ru
Russian Federation, Moscow, 119991
S. V. Vosmerikov
Institute of Solid State Chemistry and Mechanochemistry, Siberian Branch
Email: grig@solid.nsc.ru
Russian Federation, ul. Kutateladze 18, Novosibirsk, 630128
E. T. Devyatkina
Institute of Solid State Chemistry and Mechanochemistry, Siberian Branch
Email: grig@solid.nsc.ru
Russian Federation, ul. Kutateladze 18, Novosibirsk, 630128
E. A. Pastukhov
Institute of Metallurgy, Ural Branch
Email: grig@solid.nsc.ru
Russian Federation, ul. Amundsena 101, Yekaterinburg, 620016
N. Z. Lyakhov
Institute of Solid State Chemistry and Mechanochemistry, Siberian Branch
Email: grig@solid.nsc.ru
Russian Federation, ul. Kutateladze 18, Novosibirsk, 630128