from time import * from pylab import * from scipy import sin, pi, exp from kufdtd.kufdtd_base import * from kufdtd.matter.dielectric import Dielectric from kufdtd.boundary.cpml import Cpml ds = 10e-9 number_cells = [200, 200] grid_opt = 'efaced' unit_opt = 'Enorm' # construct the matter object space = Dielectric('2DEz', ds, number_cells, grid_opt, unit_opt) space.allocate_arrays() Nx, Ny = number_cells[0], number_cells[1] Ez = space.efield[2] space.set_coefficients() # construct the PML object number_pml_cells = 10 kapa_max = 7 alpha = 0.05 grade_order = 4 cpml_parameters = (kapa_max, alpha, grade_order) pml_space = Cpml(space, number_pml_cells, cpml_parameters) pml_space.allocate_pml_arrays() pml_apply_opt = ('fb', 'fb') # front and back
from time import * from pylab import * from scipy import sin,pi,exp from kufdtd.kufdtd_base import * from kufdtd.matter.dielectric import Dielectric from kufdtd.boundary.cpml import Cpml ds = 10e-9 number_cells = [200, 200, 30] grid_opt = 'efaced' unit_opt = 'Enorm' # construct the matter object space = Dielectric('3D', ds, number_cells, grid_opt, unit_opt) space.allocate_arrays() Nx, Ny, Nz = number_cells[0], number_cells[1], number_cells[2] Ex, Ey, Ez = space.efield[0], space.efield[1], space.efield[2] space.set_coefficients() # construct the PML object number_pml_cells = 10 kapa_max = 7 alpha = 0.05 grade_order = 4 cpml_parameters = (kapa_max, alpha, grade_order) pml_space = Cpml(space, number_pml_cells, cpml_parameters) pml_space.allocate_pml_arrays() pml_apply_opt = ('fb', 'fb', 'fb') # front and back