Examples



Here we summarize the examples which illustrate the usage of the EQuUs package.

Minimal conductivity (MC) of graphene

Description

The minimal conductivity of a single layer graphene ribbon as a function of the aspect ratio.

Minimal conductivity (MC) of graphene




Spectral density

Description

Calculates the spectral density as a function of the transverse momentum quantum number in a ballistic superconductor-graphene-superconductor junction.

Spectral density in SGS junction




Magnetic barrier

Description

Calculates the conductance as a function of the energy for a given magnetic field. The magnetic field is applied perpendicularly to the scattering region, while the magnetic field in the leads is zero.

Magnetic barrier




Graphene antidot - eigenstate

Description

Calculates an eigenstate of a graphene antidot for three different boundary conditions in a homogeneous magnetic field.

Graphene antidot - eigenstate




Graphene antidot II - transport

Description

Calculates the conductance through a graphene antidot in a homogeneous magnetic field.

Graphene antidot - transport




DC Josephson current

Description

Calculates the DC Josephson current in an SNS geometry.

DC Josephson current




Magnetic Ribbon

Description

Calculates the transport through a graphene ribbon in a perpendicular magnetic field.

Magnetic Ribbon




SSH Transport

Description

Calculates transport through an SSH chain including a topological band inversion.

SSH_transport




SSH Josephson

Description

Calculates the DC Josephson current through an SSH chain including a topological band inversion.

SSH_Josephson




Graphene Conductivity

Description

Energy dependent conductivity through a wide (4 micron) graphene ribbon calculated by the adatpiveQ interface.

Graphene_Conductivity




Differential_conductance and IV curve

Description

Calculates the differential conductance and the IV curve through a square lattice. Example taken from Eur. Phys. J. B 53, 537-549 (2006).

Differential conductance