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
April 18, 2024 at 4:15 pm
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?