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Self-organized Sr leads to solid state twinning in nano-scaled eutectic Si phase

A new mechanism for twin nucleation in the eutectic Al-Si alloy with trace Sr impurities is proposed. Observations made by sub-angstrom resolution scanning transmission electron microscopy and X-ray probing proved the presence of <110> Sr columns located preferentially at twin boundaries. Dens...

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Detalles Bibliográficos
Autores principales: Albu, M., Pal, A., Gspan, C., Picu, R. C., Hofer, F., Kothleitner, G.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4985832/
https://www.ncbi.nlm.nih.gov/pubmed/27527789
http://dx.doi.org/10.1038/srep31635