Ansys Learning Forum › Forums › Discuss Simulation › Photonics › Lumerical FDTD simulation for PCW › Reply To: Lumerical FDTD simulation for PCW
July 15, 2024 at 5:22 pm
Guilin Sun
Ansys Employee
FDTD directly solves the Maxwell's equations so its boundary conditions are the Dirichlet BC. What you can use is the PML which is used to truncate the simulation volume. Please refer to the two basic boundary conditions: