Introduction

Interfaces

Data structures

Examples

• MC. of graphene
• Magnetic barrier
• G. antidot - eigenstate
• G. antidot - transport
• SNS Josephson current

DC Josephson current

  Copyright (C) 2009-2015 Peter Rakyta, Ph.D.

  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

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Description

Calculates the DC Josephson current in an SNS geometry. Works both for square and hexagonal lattices. However, for simplicity the default parameters of this example are describing a one-dimensional tight binding chain studied in the reference below.

Reference

E. Perfetto, G. Stefanucci, and M. Cini, Equilibrium and time-dependent Josephson current in one-dimensional superconducting junctions, Phys. Rev. B 80, 205408 (2009)

Syntax

JosephsonCurrent( filenum )

The expected result