Electron-Ion-Plasma Modification of the Surface Layer of Silumin

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Abstract:

Combined treatment including vacuum arc deposition a hard nanocrystalline TiCuN coating followed by electron-beam treatment has been carried out in the present work. The structure and phase composition of surface layer have been studied by scanning and diffraction transmission electron microscopy. The modes of treatment leading to a dramatic improvement of microhardness and wear-resistance of modified material have been determined. It has been established that the combined treatment results in microscopic delamination of the silumin by elements and an interlayer of thickness ~20 nm dominated by silicon atoms is formed along the coating substrate interface.

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157-161

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December 2013

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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