Hidden symmetry of Bogoliubov de Gennes quasi-particle eigenstates and universal relations in flat band superconducting bipartite lattices

Unconventional flat band (FB) superconductivity, as observed in van der Waals heterostructures, could open promising avenues towards high-T$_c$ materials. In FBs, pairings and superfluid weight scale linearly with the interaction parameter, such an unusual behaviour justifies and encourages strategi...

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Bibliographic Details
Main Author: Georges Bouzerar, Maxime Thumin
Format: Article
Language:English
Published: SciPost 2024-04-01
Series:SciPost Physics Core
Online Access:https://scipost.org/SciPostPhysCore.7.2.018