Theory of induced superconductivity in graphene Mikhail A. Skvortsov Mikhail V. Feigel’man...
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Transcript of Theory of induced superconductivity in graphene Mikhail A. Skvortsov Mikhail V. Feigel’man...
Theory of induced superconductivityTheory of induced superconductivityin graphenein graphene
Mikhail A. SkvortsovMikhail V. Feigel’man
Konstantin S. Tikhonov
Landau Institute, Moscow
Pis'ma v ZhETF 88, 780 (2008) [JETP Lett. 88, 747 (2008)]
Graphene + superconducting islandsGraphene + superconducting islands
GrapheneGraphene
Superconductive proximity effect in Superconductive proximity effect in graphenegraphene
Usadel equation in grapheneUsadel equation in graphene
Josephson coupling via disordered Josephson coupling via disordered graphenegraphene
Thermal phase transitionThermal phase transition
Transition temperature vs Transition temperature vs GGTT
Superfluid density below Superfluid density below TTcc
Spectral gapSpectral gap
Spectral gap vs Spectral gap vs GGTT
Spectral gapSpectral gap
Spectral gap in an irregular systemSpectral gap in an irregular system
Two-energy-scale superconductivityTwo-energy-scale superconductivity
Magnetic field effect (low Magnetic field effect (low TT, , lowlow HH))
Magnetic field effect (low Magnetic field effect (low TT, , highhigh HH))
Phase diagramPhase diagram
Experiment: Tin islands on grapheneExperiment: Tin islands on graphene
Experiment: Tin islands on grapheneExperiment: Tin islands on graphene
SummarySummary