Direct evidence of spatial stability of Bose-Einstein condensate of magnons

Little is known about the underlying mechanism responsible for the spatial stability of magnon Bose-Einstein condensates. Here experimental evidence is provided for a repulsive interaction of magnons in the condensate resulting in its stabilization.

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Bibliographic Details
Main Authors: I. V. Borisenko, B. Divinskiy, V. E. Demidov, G. Li, T. Nattermann, V. L. Pokrovsky, S. O. Demokritov
Format: article
Language:EN
Published: Nature Portfolio 2020
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Online Access:https://doaj.org/article/890eefbdc24c4f8ea4d09eba606ad6eb
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