Angles between k and k+q
Posted: Mon Oct 13, 2025 9:33 am
Dear experts,
If I want to calculate the angles between k and k+q, then should I fold back the k+q vectors in the 1st BZ if it lies outside, or calculate the angles in extended BZ?
Thank you
Anish
If I want to calculate the angles between k and k+q, then should I fold back the k+q vectors in the 1st BZ if it lies outside, or calculate the angles in extended BZ?
Thank you
Anish