sll_m_time_propagator_pic_vm_1d2v_boris Module Reference

Description

Boris pusher in GEMPIC framework (spline finite elements)

Author

Katharina Kormann, IPP

MPI parallelization by domain cloning. Periodic boundaries. Spline DoFs numerated by the point the spline starts. Reference: Kraus, Kormann, Sonnendrücker, Morrison: GEMPIC: Geometric ElectroMagnetic Particle-In-Cell Methods

Derived types and interfaces
type	sll_t_time_propagator_pic_vm_1d2v_boris
	Solves 1d2v Vlasov-Maxwell with PIC and spline finite elements with Boris pusher. More...

Functions/Subroutines
subroutine	lie_boris (self, dt, number_steps)
	Initialize the staggering. More...
subroutine	operator_boris (self, dt, number_steps)
	Second order Boris pusher using staggered grid. More...
subroutine	push_v_epart (self, dt)
	Pusher for E \nabla_v part. More...
subroutine	push_v_bpart (self, dt)
	Pusher for vxB part. More...
subroutine	push_x_accumulate_j (self, dt)
	Pusher for x and accumulate current densities. More...
subroutine	initialize_pic_vm_1d2v_boris (self, maxwell_solver, kernel_smoother_0, kernel_smoother_1, particle_group, efield_dofs, bfield_dofs, x_min, Lx)
	Constructor. More...
subroutine	delete_pic_vm_1d2v_boris (self)
	Destructor. More...
subroutine	staggering_pic_vm_1d2v_boris (self, dt)
	Propagate E_0 to E_{1/2} and x_0 to x_{1/2} to initialize the staggering. More...

Function/Subroutine Documentation

delete_pic_vm_1d2v_boris()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::delete_pic_vm_1d2v_boris ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(inout)  self )

private

Destructor.

Parameters

[in,out]

self

time splitting object

Definition at line 316 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

initialize_pic_vm_1d2v_boris()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::initialize_pic_vm_1d2v_boris ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(out)  self, class(sll_c_maxwell_1d_base), intent(in), target  maxwell_solver, class(sll_c_particle_mesh_coupling_1d), intent(in), target  kernel_smoother_0, class(sll_c_particle_mesh_coupling_1d), intent(in), target  kernel_smoother_1, class(sll_t_particle_array), intent(in), target  particle_group, real(kind=f64), dimension(:,:), intent(in), target  efield_dofs, real(kind=f64), dimension(:), intent(in), target  bfield_dofs, real(kind=f64), intent(in)  x_min, real(kind=f64), intent(in)  Lx  )

private

Constructor.

Parameters

[out]	self	time splitting object
[in]	maxwell_solver	Maxwell solver
[in]	kernel_smoother_0	Kernel smoother
[in]	kernel_smoother_1	Kernel smoother
[in]	particle_group	Particle group
[in]	efield_dofs	array for the coefficients of the efields
[in]	bfield_dofs	array for the coefficients of the bfield
[in]	x_min	Lower bound of x domain
[in]	lx	Length of the domain in x direction.

Definition at line 261 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

lie_boris()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::lie_boris ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(inout)  self, real(kind=f64), intent(in)  dt, integer(kind=i32), intent(in)  number_steps  )

private

Initialize the staggering.

Lie splitting for Boris not implemented

Parameters

[in,out]	self	time splitting object
[in]	dt	time step
[in]	number_steps	number of time steps

Definition at line 77 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

operator_boris()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::operator_boris ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(inout)  self, real(kind=f64), intent(in)  dt, integer(kind=i32), intent(in)  number_steps  )

private

Second order Boris pusher using staggered grid.

Parameters

[in,out]	self	time splitting object
[in]	dt	time step
[in]	number_steps	number of time steps

Definition at line 88 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

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push_v_bpart()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::push_v_bpart ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(inout)  self, real(kind=f64), intent(in)  dt  )

private

Pusher for vxB part.

Parameters

[in,out]	self	time splitting object
[in]	dt	time step

Definition at line 159 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

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push_v_epart()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::push_v_epart ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(inout)  self, real(kind=f64), intent(in)  dt  )

private

Pusher for E \nabla_v part.

Parameters

[in,out]	self	time splitting object
[in]	dt	time step

Definition at line 128 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

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push_x_accumulate_j()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::push_x_accumulate_j ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(inout)  self, real(kind=f64), intent(in)  dt  )

private

Pusher for x and accumulate current densities.

Parameters

[in,out]	self	time splitting object
[in]	dt	time step

Definition at line 195 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

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staggering_pic_vm_1d2v_boris()

subroutine sll_m_time_propagator_pic_vm_1d2v_boris::staggering_pic_vm_1d2v_boris ( class(sll_t_time_propagator_pic_vm_1d2v_boris), intent(inout)  self, real(kind=f64), intent(in)  dt  )

private

Propagate E_0 to E_{1/2} and x_0 to x_{1/2} to initialize the staggering.

Parameters

[in,out]	self	time splitting object
[in]	dt	time step

Definition at line 335 of file sll_m_time_propagator_pic_vm_1d2v_boris.F90.

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