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Ansys Learning Forum Forums Discuss Simulation Photonics Effective indices of first two modes in SWG Reply To: Effective indices of first two modes in SWG

minusunny
Subscriber

Yes, it is the second TE mode. I am trying to get the beat length for a subwavelength grated structure. L pi = wavelength/(2*(neff0-neff1)). Is there any way to do this using banstructure simulation or should i use a different method?