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Positron annihilation studies of irradiation induced defects in nanostructured titanium

dc.date.accessioned2021-05-24T08:11:53Z
dc.date.available2021-05-24T08:11:53Z
dc.date.issued2021-05-01
dc.description.abstractThe effect of irradiation doses and the role of grain size for titanium subjected to swift heavy 167 MeV Xe26+ ion irradiation have been investigated. Positron annihilation spectroscopy was applied for these studies. The nanostructured surface was obtained by blasting and annealing treatment. It was noticed that the concentration of vacancy clusters in the ion projectile range significantly decreased by a factor two after the grain size reduction. These clusters were built from 5 to 16 vacancies and were present mostly near the area occupied by the implanted atoms. Promising Ti properties as self-healing metal have been found. This study shows that grains structure strongly affects the resistivity of metals for irradiation and proves that surface mechanical treatments can be used as a grain size refinement method and modification of surface for enhanced irradiation resistivity.pl_PL.UTF-8
dc.identifier.citationK. Siemek, P. Horodek, V.A. Skuratov, J. Waliszewski, A. Sohatsky, Positron annihilation studies of irradiation induced defects in nanostructured titanium, 190 (2021) 110282 https://doi.org/10.1016/j.vacuum.2021.110282.pl_PL.UTF-8
dc.identifier.issn0042-207X
dc.identifier.urihttp://rifj.ifj.edu.pl/handle/item/337
dc.language.isoengpl_PL.UTF-8
dc.publisherElsevierpl_PL.UTF-8
dc.subjectPositron annihilation spectroscopypl_PL.UTF-8
dc.subjectDefectspl_PL.UTF-8
dc.subjectSurface enhanced irradiation resistivitypl_PL.UTF-8
dc.subjectHeavy ionspl_PL.UTF-8
dc.subjectGrain size refinementpl_PL.UTF-8
dc.subjectSurface mechanical treatmentpl_PL.UTF-8
dc.subjectNanostructurationpl_PL.UTF-8
dc.subjectIrradiation self-healingpl_PL.UTF-8
dc.titlePositron annihilation studies of irradiation induced defects in nanostructured titaniumpl_PL.UTF-8
dc.typeArticlepl_PL.UTF-8

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