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Curious kinetic behavior in silica polymorphs solves seifertite puzzle in shocked meteorite

The presence of seifertite, one of the high-pressure polymorphs of silica, in achondritic shocked meteorites has been problematic because this phase is thermodynamically stable at more than ~100 GPa, unrealistically high-pressure conditions for the shock events in the early solar system. We conducte...

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Detalles Bibliográficos
Autores principales: Kubo, Tomoaki, Kato, Takumi, Higo, Yuji, Funakoshi, Ken-ichi
Formato: Online Artículo Texto
Lenguaje:English
Publicado: American Association for the Advancement of Science 2015
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4640644/
https://www.ncbi.nlm.nih.gov/pubmed/26601182
http://dx.doi.org/10.1126/sciadv.1500075