Calculate effective masses of electron, hole, and exciton from band structure
How to use:
Calculate nscf with Quantum Espresso using 4 k-points:
K_POINTS tripa
4
0.0 0.0 0.0 1.
0.02 0. 0. 1.
0. 0.02 0. 1.
0. 0. 0.02 1.
and select necessary bands for study.