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...
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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)]
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Graphene + superconducting islandsGraphene + superconducting islands
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GrapheneGraphene
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Superconductive proximity effect in Superconductive proximity effect in graphenegraphene
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Usadel equation in grapheneUsadel equation in graphene
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Josephson coupling via disordered Josephson coupling via disordered graphenegraphene
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Thermal phase transitionThermal phase transition
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Transition temperature vs Transition temperature vs GGTT
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Superfluid density below Superfluid density below TTcc
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Spectral gapSpectral gap
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Spectral gap vs Spectral gap vs GGTT
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Spectral gapSpectral gap
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Spectral gap in an irregular systemSpectral gap in an irregular system
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Two-energy-scale superconductivityTwo-energy-scale superconductivity
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Magnetic field effect (low Magnetic field effect (low TT, , lowlow HH))
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Magnetic field effect (low Magnetic field effect (low TT, , highhigh HH))
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Phase diagramPhase diagram
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Experiment: Tin islands on grapheneExperiment: Tin islands on graphene
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Experiment: Tin islands on grapheneExperiment: Tin islands on graphene
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SummarySummary