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Enhanced Fermion Pairing and Superfluidity by an Imaginary Magnetic Field

We show that an imaginary magnetic field (IMF), which can be generated in non-Hermitian systems with spin-dependent dissipations, can greatly enhance the s-wave pairing and superfluidity of spin-1/2 fermions, in distinct contrast to the effect of a real magnetic field. The enhancement can be attribu...

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Publicat a:iScience
Autors principals: Zhou, Lihong, Cui, Xiaoling
Format: Artigo
Idioma:Inglês
Publicat: Elsevier 2019
Matèries:
Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC6463221/
https://ncbi.nlm.nih.gov/pubmed/30986690
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.isci.2019.03.031
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