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Swift thermal steering of domain walls in ferromagnetic MnBi stripes

We predict a fast domain wall (DW) motion induced by a thermal gradient across a nanoscopic ferromagnetic stripe of MnBi. The driving mechanism is an exchange torque fueled by magnon accumulation at the DWs. Depending on the thickness of the sample, both hot-to-cold and cold-to-hot DW motion directi...

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Detalles Bibliográficos
Autores principales: Sukhov, Alexander, Chotorlishvili, Levan, Ernst, Arthur, Zubizarreta, Xabier, Ostanin, Sergey, Mertig, Ingrid, Gross, Eberhard K. U., Berakdar, Jamal
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4830975/
https://www.ncbi.nlm.nih.gov/pubmed/27076097
http://dx.doi.org/10.1038/srep24411