sll_m_particle_initializers_6d Module Reference

Description

Initialization of particles in 2d+2v: the Landau damping case.

Rejection sampling for the perturbation function x --> 1 + alpha*cos(k*x)

Author

P. Navaro and S. Hirstoaga

Functions/Subroutines
subroutine, public	sll_s_initial_random_particles_6d (thermal_speed, alpha, k, mesh, num_particles, p_group, rand_seed, rank, worldsize)
	Initialize particles in a 3d+3v phase space using random generators. More...
real(kind=f64) function	sll_f_eval_landau1d (alp, kx, x)

Function/Subroutine Documentation

sll_f_eval_landau1d()

real(kind=f64) function sll_m_particle_initializers_6d::sll_f_eval_landau1d ( real(kind=f64)  alp, real(kind=f64)  kx, real(kind=f64)  x  )

private

Definition at line 150 of file sll_m_particle_initializers_6d.F90.

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sll_s_initial_random_particles_6d()

subroutine, public sll_m_particle_initializers_6d::sll_s_initial_random_particles_6d	(	real(kind=f64), intent(in)	thermal_speed,
		intent(in)	alpha,
		real(kind=f64), intent(in)	k,
		type(sll_t_cartesian_mesh_3d), intent(in)	mesh,
		integer(kind=i32), intent(in)	num_particles,
		type(sll_t_particle_group_6d), intent(inout)	p_group,
		integer(kind=i32), dimension(:), intent(in), optional	rand_seed,
		integer(kind=i32), optional	rank,
		integer(kind=i32), optional	worldsize
	)

Initialize particles in a 3d+3v phase space using random generators.

The Landau damping case with a perturbation in a single direction of the physical space.

Parameters

[in]	thermal_speed	sigma of Gaussian distribution
[in]	k	the perturbation's parameters
[in]	mesh	the mesh of the physical space
[in]	num_particles	particles distributed over a single rank
[in]	rand_seed	the random seed used by the rank
	rank	when using more than 1 process
	worldsize	when using more than 1 process
[in,out]	p_group	the particle group

Definition at line 50 of file sll_m_particle_initializers_6d.F90.

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