API Design

API Design#

Meshing#

Meshing

get_meshwell_prisms(component, layer_stack)

Convert LayerStack + Component to meshwell PolyPrism objects.

Mode solvers#

Mode solver tidy3d

`Waveguide`(*[, wavelength, box_material, ...])	Waveguide Model.
`WaveguideCoupler`(*[, wavelength, ...])	Waveguide coupler Model.
`sweep_n_eff`(waveguide, **sweep_kwargs)	Return the effective index for a range of waveguide geometries.
`sweep_n_group`(waveguide, **sweep_kwargs)	Return the group index for a range of waveguide geometries.
`sweep_bend_mismatch`(waveguide, bend_radii)	Overlap integral squared for the bend mode mismatch loss.
`sweep_coupling_length`(coupler, gaps[, ...])	Calculate coupling length for a series of gap sizes.

Mode solver Femwell

compute_cross_section_modes(cross_section, ...)

Calculate effective index of a cross-section.

EME (Eigen Mode Expansion)

MEOW(component, layer_stack[, wavelength, ...])

FDTD Simulation#

Sparameter utils

`plot_sparameters`(sp[, logscale, plot_phase, ...])	Plots Sparameters from a dict of np.ndarrays.
`plot_imbalance2x2`(sp, *[, ports, ax])	Plots imbalance in dB for coupler.
`plot_loss2x2`(sp, *[, ports, ax])	Plots loss dB for coupler.

common FDTD functions

get_effective_indices(core_material, ...)

Returns the effective refractive indices for a 1D mode.

`pandas_to_float64`(df[, magnitude_suffix, ...])	Converts a pandas CSV sparameters from complex128 format to 2x float64 format.
`pandas_to_numpy`(df[, port_map])	Converts a pandas CSV sparameters into a numpy array.
`csv_to_npz`(filepath)	Convert CSV files into numpy.
`convert_directory_csv_to_npz`(dirpath)	Convert CSV files from directory dirpath into numpy.

FDTD tidy3d

`write_sparameters`(component[, layer_stack, ...])	Writes the S-parameters for a component.
`write_sparameters_grating_coupler`(component)	Get sparameter matrix from a gdsfactory grating coupler.
`write_sparameters_grating_coupler_batch`(...)	Returns Sparameters for a list of write_sparameters.

FDTD lumerical

write_sparameters_lumerical(component[, ...])

Returns and writes component Sparameters using Lumerical FDTD.

Circuit solver#

SAX

`read.model_from_csv`(filepath[, xkey, ...])	Returns a SAX Sparameters Model from a CSV file.
`read.model_from_component`(component, ...)	Returns SAX model from lumerical FDTD simulations.
`plot_model`(model[, port1, ports2, logscale, ...])	Plot Model Sparameters Magnitude.
`models`

Lumerical interconnect

`install_design_kit`(session, cml_path[, ...])
`add_interconnect_element`(session, label, model)	Add an element to the Interconnect session.
`get_interconnect_settings`(instance)
`send_to_interconnect`(component, session[, ...])	Send netlist components to Interconnect and connect them according to netlist.
`run_wavelength_sweep`(component[, session, ...])	Run a wavelength sweep on a component in Interconnect.
`plot_wavelength_sweep`(ports_out, results[, ...])

Electrostatics#

Elmer

run_capacitive_simulation_elmer(component[, ...])

Run electrostatic finite element method simulations using `Elmer`_.

Palace

run_capacitive_simulation_palace(component)

Run electrostatic finite element method simulations using `Palace`_.

Full-wave RF#