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Ansys Learning Forum › Forums › Discuss Simulation › Optics › FDTD:: simulation of directional coupler › Reply To: FDTD:: simulation of directional coupler

April 12, 2024 at 4:49 pm
Zhongdi Peng
Subscriber

I think the steep angle mesh cannot be add to the Y min/max where the scattered light has a large angle to its normal axis. I have tried with Y boundary with a). standard mesh layer=32, and b). steep angle mesh with layer=64. It has very weak absoprtion in b).