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Analysis of low-temperature effects of internal friction in composite gas-thermal coatings in hydrogen and their protective properties

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Abstract

The effects of absorption of elastic energy in a metal-coating-hydrogen system are analyzed; they are caused by permeation of hydrogen through the complex coating and characterize its protective properties. It is shown that hydrogenation of the matrix with gas-thermal coatings results in transformations of β-relaxation components and changes the hydrogen-dislocation effects. The concentration of hydrogen is calculated both for deep-seated and surface layers of the matrix.

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Karpenko Physicomechanical Institute, Ukrainian Academy of Sciences, L'viv. Translated from Fiziko-Khimicheskaya Mekhanika Materialov, Vol. 29, No. 5, pp. 29–35, September–October, 1993.

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Kopylov, V.I., Varvus, I.A., Strongin, B.G. et al. Analysis of low-temperature effects of internal friction in composite gas-thermal coatings in hydrogen and their protective properties. Mater Sci 29, 460–466 (1994). https://doi.org/10.1007/BF00558765

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  • DOI: https://doi.org/10.1007/BF00558765

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