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Free volumes in bulk nanocrystalline metals studied by the complementary techniques of positron annihilation and dilatometry
Free-volume type defects, such as vacancies, vacancy-agglomerates, dislocations, and grain boundaries represent a key parameter in the properties of ultrafine-grained and nanocrystalline materials. Such free-volume type defects are introduced in high excess concentration during the processes of stru...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Elsevier
2012
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3587340/ https://www.ncbi.nlm.nih.gov/pubmed/23471443 http://dx.doi.org/10.1016/j.physb.2012.01.090 |