[Wien] DOS with spin-orbit and orb
Peter Blaha
peter.blaha at tuwien.ac.at
Fri Jul 25 11:46:54 CEST 2025
It does not make sense to execute x lapwso -dn since lapwso couples
(combines) spin-up and dn anyway and the outputso contains eigenvalues
from up and down - in fact it can happen that a SINGLE eigenstate is a
combination of up and dn.
Later on, x lapw2 -so -up/-dn projects the corresponding up/dn parts
for the spin-polarized density.
Look at the sequence (dayfile or :log file) which steps are executed
with runsp -so (-orb) and do not run steps individually unless
you understand it properly.
Am 25.07.2025 um 10:14 schrieb susanta mohanta:
> Dear Prof Blaha and Wien2k users;
> In older version of wien2k we
> were able to run
> *x lapwso -up -orb*
> *x lapwso -dn -orb***
>
> but in version 23.1 and 24 the -dn option is not working. What I observe
> is that the down dos appear exactly the same as LDA/GGA; however the up
> dos shifts towards lower energies (as expected). As my understanding is
> concerned; the up dos usually shifts towards higher energies (in
> certain) with hubbard U. Am I correct? Since the *x lapwso -dn -
> orb***option is not available in the latest wien2k, how do I check? or
> Conceptually I am doing wrong? Any suggestion would be appreciated.
>
> with best regards
> --
> *Dr. Susanta Kumar Mohanta*
> Assistant Professor in Physics
> Dept. of Basic Sciences
> Government College ofEngineering Kalahandi,
> Bhwanipatna-766002, Odish
> 7328025509, 8249969717
>
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--
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Peter Blaha, Inst. f. Materials Chemistry, TU Vienna, A-1060 Vienna
Phone: +43-158801165300
Email: peter.blaha at tuwien.ac.at
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