Theory of induced superconductivity in graphene
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Theory of induced superconductivity in graphene. Mikhail A. Skvortsov Mikhail V. Feigel’man Konstantin S. Tikhonov Landau Institute, Moscow. Pis'ma v ZhETF 88 , 780 (2008) [JETP Lett. 88 , 747 (2008)]. Graphene + superconducting islands. Graphene.

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Theory of induced superconductivity in graphene

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Theory of induced superconductivityin graphene

Mikhail A. Skvortsov

Mikhail V. Feigel’man

Konstantin S. Tikhonov

Landau Institute, Moscow

Pis'ma v ZhETF 88, 780 (2008) [JETP Lett. 88, 747 (2008)]


Graphene + superconducting islands


Graphene


Superconductive proximity effect in graphene


Usadel equation in graphene


Josephson coupling via disordered graphene


Thermal phase transition


Transition temperature vs GT


Superfluid density below Tc

?


Spectral gap


Spectral gap vs GT


Spectral gap


Spectral gap in an irregular system


Two-energy-scale superconductivity


Magnetic field effect (low T, lowH)


Magnetic field effect (low T, highH)


Phase diagram

?


Experiment: Tin islands on graphene


Experiment: Tin islands on graphene


Summary


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