================================================== Contains variables for doing degenerate perturbation theory when bands are degenerate and band derivatives are needed. ==================================================
| Type | Visibility | Attributes | Name | Initial | |||
|---|---|---|---|---|---|---|---|
| logical, | public | :: | use_degen_pert | = | .false. | ||
| real(kind=dp), | public | :: | degen_thr | = | 1.0d-4 |
type pw90_band_deriv_degen_type !!================================================== !! Contains variables for doing degenerate perturbation theory when bands are degenerate !! and band derivatives are needed. !!================================================== logical :: use_degen_pert = .false. real(kind=dp) :: degen_thr = 1.0d-4 end type pw90_band_deriv_degen_type