magnetic_ribbon.m File Reference

Example to calculate the conductivity through a ribbon in a magnetic field. More...

Go to the source code of this file.

Functions
function	CalculateTranspor ()
	filename containing the input XML More...
function	CreateHandlesForMagneticField (B)
	Creates and set function handles of the magnetic vector potentials in the Ribbon class. More...
function	createVectorPotential (B)
	Creates the function handle of the magnetic vector potential. More...
function	magnetic_ribbon (filenum)
	Example to calculate the conductivity through a ribbon in a magnetic field. More...
function	PlotFunction ()
	Creates the plot. More...
function	setOutputDir ()
	Sets output directory. More...
function	Transport (Energy, B, selfEnergy)
	creating the Ribbon class representing the twoterminal setup More...

Detailed Description

Example to calculate the conductivity through a ribbon in a magnetic field.

Parameters

filenum

The identification number of the filenema for the exported data (default is 1).

Available

EQuUs v4.8 or later

Expected result

Definition in file magnetic_ribbon.m.

Function Documentation

CalculateTranspor()

function CalculateTranspor

(

)

filename containing the input XML

Parsing the input file and creating data structures filename containing the output XML the output folder length of the junction (number of unit cells) number of energy points creating output directories Calculate the transport through the magnetic barrier plot the calculated results Calculates the conductance values

CreateHandlesForMagneticField()

function CreateHandlesForMagneticField

(

B

)

Creates and set function handles of the magnetic vector potentials in the Ribbon class.

Parameters

B	The magnetic field

createVectorPotential()

function createVectorPotential

(

B

)

Creates the function handle of the magnetic vector potential.

Parameters

B	The magnetic field

Returns

Returns with the function handle.

magnetic_ribbon()

function magnetic_ribbon

(

filenum

)

Example to calculate the conductivity through a ribbon in a magnetic field.

Parameters

filenum

The identification number of the filenema for the exported data (default is 1).

PlotFunction()

function PlotFunction

(

)

Creates the plot.

setOutputDir()

function setOutputDir

(

)

Sets output directory.

Transport()

function Transport	(	Energy	,
		B	,
		selfEnergy
	)

creating the Ribbon class representing the twoterminal setup

Calculates the conductance for a given energy

Parameters

Energy	The energy value.
B	The magnetic field
selfEnergy	Logical value. Set true to use the self energy in the calculations or false to use the surface Green operator.