Learning FDTD Through Examples
Contents
Learning FDTD Through Examples#
Examples of How to Use FDTD Features#
Defining Structures and Materials#
- Defining geometries using GDS file import
- Defining arbitrary 3D geometries using STL file import
- Modeling dispersive materials
- Fitting dispersive material models
- Defining fully anisotropic materials
- Defining gyrotropic materials
- Defining complex, spatially-varying dielectric structures
- Defining complex polygon geometries
Defining Grid and Boundary Conditions#
Defining Sources and Monitors#
Running Simulations#
Visualization of Simulation and Monitor Data#
Utility Tools#
FDTD Adjoint Optimization#
Tidy3D Case Studies#
Photonic Integrated Circuit Components#
- Waveguide Y junction
- 1x4 MMI power splitter
- Broadband bi-level taper polarization rotator-splitter
- Waveguide crossing based on cosine tapers
- Waveguide mode size converters
- Waveguide bragg gratings
- Broadband directional coupler
- Euler waveguide bend
- Compact polarization splitter-rotator
- 8-Channel mode and polarization de-multiplexer
- Uniform grating coupler
- 2D ring resonator
- THz integrated demultiplexer/filter based on a ring resonator
- Photonic crystal waveguide polarization filter
- Inverse taper edge coupler
- 90 degree optical hybrid
- Broadband polarizer assisted by anisotropic metamaterial