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Intrinsic topological magnons in arrays of magnetic dipoles
We study a simple magnetic system composed of periodically modulated magnetic dipoles with an easy axis. Upon adjusting the geometric modulation amplitude alone, chains and two-dimensional stacked chains exhibit a rich magnon spectrum where frequency gaps and magnon speeds are easily manipulable. Th...
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Formato: | Online Artículo Texto |
Lenguaje: | English |
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Nature Publishing Group UK
2022
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8792029/ https://www.ncbi.nlm.nih.gov/pubmed/35082356 http://dx.doi.org/10.1038/s41598-022-05469-4 |