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Ansys Learning Forum › Forums › Discuss Simulation › Photonics › non uniform electric field in FDTD simulation › Reply To: non uniform electric field in FDTD simulation

August 11, 2023 at 2:44 pm
Guilin Sun
Ansys Employee

For non-periodic with PML, you cannot directly use plane wave. Instead, you can use TFSF source. and the intensity will not be uniform when the hole is there. This is the physics for nanophotonics.