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Crack nucleation criterion and its application to impact indentation in glasses

Molecular dynamics (MD) simulations are used to directly observe nucleation of median cracks in oxide glasses under indentation. Indenters with sharp angles can nucleate median cracks in samples with no pre-existing flaws, while indenters with larger indenter angles cannot. Increasing the tip radius...

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Detalles Bibliográficos
Autores principales: Luo, Jian, Vargheese, K. Deenamma, Tandia, Adama, Hu, Guangli, Mauro, John C
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4832188/
https://www.ncbi.nlm.nih.gov/pubmed/27079431
http://dx.doi.org/10.1038/srep23720