Superconductor-to-metal transition in overdoped cuprates

We present a theoretical framework for understanding the behavior of the normal and superconducting states of overdoped cuprate high temperature superconductors in the vicinity of the doping-tuned quantum superconductor-to-metal transition. The key ingredients on which we focus are d -wave pairing,...

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Veröffentlicht in:npj quantum materials 2021-04, Vol.6 (1), p.1-7, Article 36
Hauptverfasser: Li, Zi-Xiang, Kivelson, Steven A., Lee, Dung-Hai
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Sprache:eng
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Zusammenfassung:We present a theoretical framework for understanding the behavior of the normal and superconducting states of overdoped cuprate high temperature superconductors in the vicinity of the doping-tuned quantum superconductor-to-metal transition. The key ingredients on which we focus are d -wave pairing, a flat antinodal dispersion, and disorder. Even for homogeneous disorder, these lead to effectively granular superconducting correlations and a superconducting transition temperature determined in large part by the superfluid stiffness rather than the pairing scale.
ISSN:2397-4648
2397-4648
DOI:10.1038/s41535-021-00335-4