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Ansys Learning Forum › Forums › Discuss Simulation › Photonics › Discontinuity at the boundary of the substrate and waveguide of AlN-on-sapphire › Reply To: Discontinuity at the boundary of the substrate and waveguide of AlN-on-sapphire

September 23, 2024 at 6:06 pm
Guilin Sun
Ansys Employee

It is correct, since now you are plotting the total field. If you only plot the tangential field components it will be continuous. In the normal direction it is the displacement field that is continuous.