Second Harmonic Generation

[@PresCalvinCoolidge]

8:50-8:30. Why did you identify the ellipses as n_tilde instead of n_e (n extraordinary) for the in-plane polarization?

[@johnsonlam6901]

Are you saying no(w) and na(w,g) have five intersection points ? or a minimum of two, being 0, where na =nb = nc

[@ph_ahmedali2207]

Thanks sir❤️❤️