Magnonic superradiant phase transition

Superradiant phase transitions, predicted to occur in the ultra-strong light-matter coupling regime, may offer a route to robust quantum coherence but have not yet been observed at thermal equilibrium. Here, such a transition is predicted in ErFeO3 at about 4 K, revealing unique ground state propert...

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Bibliographic Details
Main Authors: Motoaki Bamba, Xinwei Li, Nicolas Marquez Peraca, Junichiro Kono
Format: Article
Language:English
Published: Nature Portfolio 2022-01-01
Series:Communications Physics
Online Access:https://doi.org/10.1038/s42005-021-00785-z