InfiniteCylinder: Goniometer

This example demonstrates how to use a goniometer setup to measure and visualize the coupling efficiency as a function of angular displacement for cylindrical scatterers using PyMieSim.

+-----------------------+-----------------------+
| Sellmeier Materials   | Tabulated Materials   |
+=======================+=======================+
| fused_silica          | calcium               |
+-----------------------+-----------------------+
| water                 | gold                  |
+-----------------------+-----------------------+
| BAK1                  | copper                |
+-----------------------+-----------------------+
| soda_lime_glass       | silicon               |
+-----------------------+-----------------------+
| lithium_niobate       | aluminium             |
+-----------------------+-----------------------+
| argon                 | iron                  |
+-----------------------+-----------------------+
| flint                 | polyetylene           |
+-----------------------+-----------------------+
| BAF10                 | sodium                |
+-----------------------+-----------------------+
| germanium             | silver                |
+-----------------------+-----------------------+
| air                   | nickel                |
+-----------------------+-----------------------+
| crown                 | zinc                  |
+-----------------------+-----------------------+
| SF5                   |                       |
+-----------------------+-----------------------+
| polystyren            |                       |
+-----------------------+-----------------------+
| BK7                   |                       |
+-----------------------+-----------------------+
| acetone               |                       |
+-----------------------+-----------------------+
| ZBLAN                 |                       |
+-----------------------+-----------------------+

[<matplotlib.lines.Line2D object at 0x7fd4f55eefd0>, <matplotlib.lines.Line2D object at 0x7fd4f528aed0>, <matplotlib.lines.Line2D object at 0x7fd4f5288e90>, <matplotlib.lines.Line2D object at 0x7fd4f5289390>]

import numpy as np
from PyMieSim import (
    ureg,
    PhotodiodeSet,
    InfiniteCylinderSet,
    GaussianSet,
    PolarizationSet,
    Experiment,
    print_available,
    SellmeierMaterial,
)


print_available()

polarization_set = PolarizationSet(
    angles=[30.0] * ureg.degree,
)

source = GaussianSet(
    wavelength=[1200] * ureg.nanometer,
    polarization=polarization_set,
    optical_power=[1e-3] * ureg.watt,
    numerical_aperture=[0.2],
)

scatterer = InfiniteCylinderSet(
    diameter=[2000] * ureg.nanometer,
    material=[SellmeierMaterial("BK7")],
    medium=[1],
)

detector = PhotodiodeSet(
    numerical_aperture=[0.5, 0.3, 0.1, 0.05],
    phi_offset=np.linspace(-180, 180, 200) * ureg.degree,
    gamma_offset=[0] * ureg.degree,
    sampling=[400],
    polarization_filter=None,
)

experiment = Experiment(scatterer_set=scatterer, source_set=source, detector_set=detector)

result = experiment.get("coupling")

result.plot(x="detector:phi_offset")