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#!/usr/bin/env python3
"""
Rotated pyramids on top of substrate
"""
import bornagain as ba
from bornagain import ba_plot as bp, deg, nm
def get_sample():
"""
A sample with rotated pyramids on top of a substrate.
"""
# Materials
material_particle = ba.RefractiveMaterial("Particle", 0.0006, 2e-08)
material_substrate = ba.RefractiveMaterial("Substrate", 6e-06, 2e-08)
# Form factors
ff = ba.Pyramid4(10*nm, 5*nm, 54.73*deg)
# Particles
particle = ba.Particle(material_particle, ff)
particle_rotation = ba.RotationZ(45*deg)
particle.rotate(particle_rotation)
# Particle layouts
layout = ba.ParticleLayout()
layout.addParticle(particle)
layout.setTotalParticleSurfaceDensity(0.01)
# Layers
layer_1 = ba.Layer(ba.Vacuum())
layer_1.addLayout(layout)
layer_2 = ba.Layer(material_substrate)
# Sample
sample = ba.Sample()
sample.addLayer(layer_1)
sample.addLayer(layer_2)
return sample
def get_simulation(sample):
beam = ba.Beam(1e9, 0.1*nm, 0.2*deg)
n = <%= test_mode ? 11 : 200 %>
detector = ba.SphericalDetector(n, -2*deg, 2*deg, n, 0, 2*deg)
simulation = ba.ScatteringSimulation(beam, sample, detector)
return simulation
if __name__ == '__main__':
sample = get_sample()
simulation = get_simulation(sample)
result = simulation.simulate()
<%- if test_mode -%>
from bornagain import ba_check
ba_check.persistence_test(result)
<%- elsif figure_mode -%>
plotargs = bp.parse_commandline()
bp.plot_datafield(result, **plotargs)
bp.export(**plotargs)
<%- else -%>
bp.plot_datafield(result)
bp.plt.show()
<%- end -%>
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