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#!/usr/bin/env python3
"""
Print transmission of a multilayer,
using a flattened depth-probe simulation.
"""
import bornagain as ba
from bornagain import deg, nm
depth = 100 * nm
def get_sample():
material_vac = ba.RefractiveMaterial("Vacuum", 0, 0)
material_A = ba.RefractiveMaterial("A", 6e-5, 0)
material_sub = ba.RefractiveMaterial("Substrate", 3e-05, 0)
sample = ba.Sample()
sample.addLayer(ba.Layer(material_vac))
sample.addLayer(ba.Layer(material_A, depth))
sample.addLayer(ba.Layer(material_sub))
return sample
def simulate():
alpha = 0.64 * deg
scan = ba.AlphaScan(1, alpha, alpha)
scan.setWavelength(0.3*nm)
z_axis = ba.EquiDivision("z (nm)", 1, -depth, -depth)
simulation = ba.DepthprobeSimulation(scan, get_sample(), z_axis, 0)
result = simulation.simulate().flat()
assert result.size() == 1
return result.valAt(0)
if __name__ == '__main__':
print(simulate())
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