Fourier2D.Scattering Class

class Fourier2D.Scattering

Reflected mode proxy.

This class contains providers for the scattered field.

Subclasses

Incident Incident field details
Reflected Reflected field details
Transmitted Transmitted field details

Methods

get_raw_E(level) Get Fourier expansion coefficients for the electric field.
get_raw_H(level) Get Fourier expansion coefficients for the magnetic field.
integrateEE(z1, z2) Get average integral of the squared electric field:
integrateHH(z1, z2) Get average integral of the squared magnetic field:

Attributes

R Total reflection coefficient (-).
T Total transmission coefficient (-).
incident Incident field details.
outLightE Provider of the computed electric field [V/m].
outLightH Provider of the computed magnetic field [A/m].
outLightMagnitude Provider of the computed light intensity [W/m²].
reflected Reflected field details.
reflectivity Total reflection coefficient [%].
transmitted Transmitted field details.
transmittivity Total transmission coefficient [%].

Descriptions

Method Details

Fourier2D.Scattering.get_raw_E(level)

Get Fourier expansion coefficients for the electric field.

This is a low-level function returning expansion coefficients for electric field. Please refer to the detailed solver description for their interpretation.

Parameters:level (float) – Vertical level at which the coefficients are computed.
Return type:numpy.ndarray
Fourier2D.Scattering.get_raw_H(level)

Get Fourier expansion coefficients for the magnetic field.

This is a low-level function returning expansion coefficients for magnetic field. Please refer to the detailed solver description for their interpretation.

Parameters:level (float) – Vertical level at which the coefficients are computed.
Return type:numpy.ndarray
Fourier2D.Scattering.integrateEE(z1, z2)

Get average integral of the squared electric field:

\[\frac 1 2 \int\int_{z_1}^{z_2} \|E\|^2.\]

In the lateral direction integration is performed over the whole domain.

Parameters:
  • z1 (float) – Lower vertical bound of the integral.
  • z2 (float) – Upper vertical bound of the integral.
Returns:

Computed integral [V\ 2].
Return type:

float
Fourier2D.Scattering.integrateHH(z1, z2)

Get average integral of the squared magnetic field:

\[\frac 1 2 \int\int_{z_1}^{z_2} \|H\|^2.\]

In the lateral direction integration is performed over the whole domain.

Parameters:
  • z1 (float) – Lower vertical bound of the integral.
  • z2 (float) – Upper vertical bound of the integral.
Returns:

Computed integral [A\ 2].
Return type:

float

Attribute Details

Fourier2D.Scattering.R

Total reflection coefficient (-).

Fourier2D.Scattering.T

Total transmission coefficient (-).

Fourier2D.Scattering.incident

Incident field details.

Return type:optical.modal.Fourier2D.Incident
Fourier2D.Scattering.outLightE

Provider of the computed electric field [V/m].

outLightE(mesh, interpolation=’default’)

Parameters:
  • mesh (mesh) – Target mesh to get the field at.
  • interpolation (str) – Requested interpolation method.
Returns:

Data with the electric field on the specified mesh [V/m].

Example

Connect the provider to a receiver in some other solver:

>>> other_solver.inLightE = solver.outLightE

Obtain the provided field:

>>> solver.outLightE(mesh)
<plask.Data at 0x1234567>

See also

Provider class: plask.flow.LightEProvider2D

Receciver class: plask.flow.LightEReceiver2D

Fourier2D.Scattering.outLightH

Provider of the computed magnetic field [A/m].

outLightH(mesh, interpolation=’default’)

Parameters:
  • mesh (mesh) – Target mesh to get the field at.
  • interpolation (str) – Requested interpolation method.
Returns:

Data with the magnetic field on the specified mesh [A/m].

Example

Connect the provider to a receiver in some other solver:

>>> other_solver.inLightH = solver.outLightH

Obtain the provided field:

>>> solver.outLightH(mesh)
<plask.Data at 0x1234567>

See also

Provider class: plask.flow.LightHProvider2D

Receciver class: plask.flow.LightHReceiver2D

Fourier2D.Scattering.outLightMagnitude

Provider of the computed light intensity [W/m²].

outLightMagnitude(mesh, interpolation=’default’)

Parameters:
  • mesh (mesh) – Target mesh to get the field at.
  • interpolation (str) – Requested interpolation method.
Returns:

Data with the light intensity on the specified mesh [W/m²].

Example

Connect the provider to a receiver in some other solver:

>>> other_solver.inLightMagnitude = solver.outLightMagnitude

Obtain the provided field:

>>> solver.outLightMagnitude(mesh)
<plask.Data at 0x1234567>

See also

Provider class: plask.flow.LightMagnitudeProvider2D

Receciver class: plask.flow.LightMagnitudeReceiver2D

Fourier2D.Scattering.reflected

Reflected field details.

Return type:optical.modal.Fourier2D.Reflected
Fourier2D.Scattering.reflectivity

Total reflection coefficient [%].

This differs from Scattering.R by unit.

Fourier2D.Scattering.transmitted

Transmitted field details.

Return type:optical.modal.Fourier2D.Transmitted
Fourier2D.Scattering.transmittivity

Total transmission coefficient [%].

This differs from Scattering.T by unit.