Edge Rotational Magnons in Magnonic Crystals

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Abstract:

It is predicted that in 2D magnonic crystals the edge rotational magnons of forward vol-ume magnetostatic spin waves can exist. Under certain conditions locally bounded magnons may ap-pear within the crystal consisting of the ferromagnetic matrix and periodically inserted magnetic/non-magnetic inclusions. It is also shown that interplay of different resonances in 2D magnonic crystalmay provide conditions for spin wave modes existence with negative group velocity.

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Solid State Phenomena (Volumes 233-234)

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38-42

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July 2015

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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