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Direct observation of the thermal demagnetization of magnetic vortex structures in nonideal magnetite recorders

The thermal demagnetization of pseudo‐single‐domain (PSD) magnetite (Fe(3)O(4)) particles, which govern the magnetic signal in many igneous rocks, is examined using off‐axis electron holography. Visualization of a vortex structure held by an individual Fe(3)O(4) particle (~250 nm in diameter) during...

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Detalles Bibliográficos
Autores principales: Almeida, Trevor P., Muxworthy, Adrian R., Kovács, András, Williams, Wyn, Nagy, Leslei, Conbhuí, Pádraig Ó, Frandsen, Cathrine, Supakulopas, Radchagrit, Dunin‐Borkowski, Rafal E.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: John Wiley and Sons Inc. 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5108466/
https://www.ncbi.nlm.nih.gov/pubmed/27867236
http://dx.doi.org/10.1002/2016GL070074