Bulk and surface topological indices for a skyrmion string: current-driven dynamics of skyrmion string in stepped samples
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DOI: 10.1038/s41598-020-76469-5
Abstract: The magnetic skyrmion is a topological magnetic vortex, and its topological nature is characterized by an index called skyrmion number which is a mapping of the magnetic moments defined on a two-dimensional space to a… read more here.
Keywords: topological indices; skyrmion string; dynamics skyrmion; current driven ... See more keywords
Dynamic transformation between a skyrmion string and a bimeron string in a layered frustrated system
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DOI: 10.1103/physrevb.104.l220406
Abstract: Xichao Zhang,1, ∗ Jing Xia,2, ∗ Oleg A. Tretiakov,3 Hung T. Diep,4 Guoping Zhao,5 Jinbo Yang,6 Yan Zhou,2, † Motohiko Ezawa,7, ‡ and Xiaoxi Liu1, § Department of Electrical and Computer Engineering, Shinshu University, 4-17-1… read more here.
Keywords: physics; dynamic transformation; transformation skyrmion; string bimeron ... See more keywords