Curvature induced magnonic crystal in nanowires

Abstract

A new type of magnonic crystals, curvature induced ones, is realized in ferromagnetic nanowires with periodically deformed shape. A magnon band structure of such crystal is fully determined by its curvature: the developed theory is well confirmed by simulations. An application to nanoscale spintronic devices with the geometrically tunable parameters is proposed, namely, to filter elements.

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Citation
Korniienko, A., Kravchuk, V. P., Pylypovskyi, O. V., Sheka, D. D., van den Brink, J., & Gaididei, Y. (2019). Curvature induced magnonic crystal in nanowires (Amsterdam : SciPost Foundation). Amsterdam : SciPost Foundation. https://doi.org//10.21468/SciPostPhys.7.3.035
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CC BY 4.0 Unported