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An Ab Initio Study of Pressure-Induced Reversal of Elastically Stiff and Soft Directions in YN and ScN and Its Effect in Nanocomposites Containing These Nitrides

Using quantum-mechanical calculations of second- and third-order elastic constants for YN and ScN with the rock-salt (B1) structure, we predict that these materials change the fundamental type of their elastic anisotropy by rather moderate hydrostatic pressures of a few GPa. In particular, YN with i...

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Detalles Bibliográficos
Autores principales: Friák, Martin, Kroupa, Pavel, Holec, David, Šob, Mojmír
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2018
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6316261/
https://www.ncbi.nlm.nih.gov/pubmed/30558137
http://dx.doi.org/10.3390/nano8121049