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Time-reversal symmetry breaking in superconductors through loop supercurrent order

We propose a novel superconducting ground state where microscopic supercurrent loops form spontaneously within a unit cell at the superconducting transition temperature with only uniform, onsite and intra-orbital singlet pairing. As a result of the circulating currents time-reversal symmetry (TRS) i...

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Autori principali: Sudeep Kumar Ghosh, James F Annett, Jorge Quintanilla
Natura: Artigo
Lingua:Inglês
Pubblicazione: IOP Publishing 2021-01-01
Serie:New Journal of Physics
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Accesso online:https://doi.org/10.1088/1367-2630/ac17ba
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