Square_Lead_Hamiltonians Class Reference

Class to create the Hamiltonian of one unit cell in a translational invariant lead made of square lattice structure, including the SSH model. More...

Static Public Member Functions
static function	Lieb_Lead_Hamiltonians (lead_param, M)
	Creates Hamiltonians H_0 and H_1 for Lieb lattice structure. More...
static function	SquareLattice_Lead_Hamiltonians (lead_param, M)
	Creates Hamiltonians H_0 and H_1 for square lattice structure. More...
static function	SSH_Lead_Hamiltonians (lead_param)
	Creates Hamiltonians H_0 and H_1 of the SSH model. More...

Detailed Description

Class to create the Hamiltonian of one unit cell in a translational invariant lead made of square lattice structure, including the SSH model.

Definition at line 24 of file Square_Lead_Hamiltonians.m.

Member Function Documentation

Lieb_Lead_Hamiltonians()

static function Square_Lead_Hamiltonians::Lieb_Lead_Hamiltonians ( lead_param  , M    )

static

Creates Hamiltonians H_0 and H_1 for Lieb lattice structure.

Parameters

lead_param	An instance of structure Lattice_Lieb (or its subclass) containing the physical parameters.
M	Number of sites in the cross section of the lead.

Returns

[1] The Hamiltonian of one slab in the ribbon.

[2] The coupling between the slabs.

[3] The transverse coupling between the slabs for transverse calculations.

[4] A structure Coordinates containing the coordinates of the sites.

SquareLattice_Lead_Hamiltonians()

static function Square_Lead_Hamiltonians::SquareLattice_Lead_Hamiltonians ( lead_param  , M    )

static

Creates Hamiltonians H_0 and H_1 for square lattice structure.

Parameters

lead_param	An instance of structure Lattice_Square (or its subclass) containing the physical parameters.
M	Number of sites in the cross section of the lead.

Returns

[1] The Hamiltonian of one slab in the ribbon.

[2] The coupling between the slabs.

[3] The transverse coupling between the slabs for transverse calculations.

[4] A structure Coordinates containing the coordinates of the sites.

SSH_Lead_Hamiltonians()

static function Square_Lead_Hamiltonians::SSH_Lead_Hamiltonians ( lead_param  )

static

Creates Hamiltonians H_0 and H_1 of the SSH model.

Parameters

lead_param

An instance of structure Lattice_SSH (or its subclass) containing the physical parameters.

Returns

[1] The Hamiltonian of one slab in the ribbon.

[2] The coupling between the slabs.

[3] The transverse coupling between the slabs for transverse calculations.

[4] A structure Coordinates containing the coordinates of the sites.

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The documentation for this class was generated from the following file:

• Square_Lead_Hamiltonians.m