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

I. V. Borisenko; B. Divinskiy; V. E. Demidov; G. Li; T. Nattermann; V. L. Pokrovsky; S. O. Demokritov

doi:10.1038/s41467-020-15468-6

Nature Communications (Apr 2020)

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

I. V. Borisenko,
B. Divinskiy,
V. E. Demidov,
G. Li,
T. Nattermann,
V. L. Pokrovsky,
S. O. Demokritov

Affiliations

I. V. Borisenko: Institute for Applied Physics and Center for Nanotechnology, University of Muenster
B. Divinskiy: Institute for Applied Physics and Center for Nanotechnology, University of Muenster
V. E. Demidov: Institute for Applied Physics and Center for Nanotechnology, University of Muenster
G. Li: Department of Physics and Astronomy, Texas A&M University
T. Nattermann: Institute of Theoretical Physics, University of Cologne
V. L. Pokrovsky: Department of Physics and Astronomy, Texas A&M University
S. O. Demokritov: Institute for Applied Physics and Center for Nanotechnology, University of Muenster

DOI: https://doi.org/10.1038/s41467-020-15468-6
Journal volume & issue: Vol. 11, no. 1
pp. 1 – 7

Abstract

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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.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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