antenna_mod Module Reference

Module for applying external charge and current density perturbations, or electrostatic and magnetic potentials. More...

Functions/Subroutines
subroutine, public	init_module
	Initialize module.
subroutine, public	init_field
	Initialize antenna's potential.
subroutine, public	update_field (t)
	Update antenna's potential to a given time.

Variables
type(field_type), public	phi
	Antenna's electrostatic potential.
real(kind=r8), dimension(:,:,:), allocatable	field_t0_bspl
	Antenna's field at \(t=0\).
real(kind=r8), dimension(:,:,:), allocatable	field_tquarter_bspl
	Antenna's field at \(t=\pi/(2\omega_\mathrm{ant})\).

Detailed Description

Module for applying external charge and current density perturbations, or electrostatic and magnetic potentials.

Author

N. Ohana

Date

07.2018

Function/Subroutine Documentation

init_field()

subroutine, public antenna_mod::init_field

Initialize antenna's potential.

1. Allocate temporary field

1. Select solver matrix

1. Read profile if necessary

1. Prepare diagnostics

1. Loop over times when field must be built

1. Build right-hand-side in Fourier space

1. Change basis and impose boundary conditions

1. Backsolve

1. Go back to original basis

1. Diagnose

1. Broadcast to clones

1. Fourier transform solution to real space

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init_module()

subroutine, public antenna_mod::init_module

Initialize module.

1. Initialize data structure

1. Set which field should be evaluated at marker positions

1. Set number of modes

1. Allocate fields

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update_field()

subroutine, public antenna_mod::update_field

(

real(kind=r8), intent(in)

t

)

Update antenna's potential to a given time.

See also

Time separation

Parameters

[in]

t

Current time

Variable Documentation

field_t0_bspl

real(kind=r8), dimension(:,:,:), allocatable antenna_mod::field_t0_bspl

private

Antenna's field at \(t=0\).

field_tquarter_bspl

real(kind=r8), dimension(:,:,:), allocatable antenna_mod::field_tquarter_bspl

private

Antenna's field at \(t=\pi/(2\omega_\mathrm{ant})\).

phi

type(field_type), public antenna_mod::phi

Antenna's electrostatic potential.