ISPIN: Difference between revisions

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Description: {{TAG|ISPIN}} specifies spin polarization.
Description: {{TAG|ISPIN}} specifies spin polarization.
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*{{TAG|ISPIN}}=1: non spin polarized calculations are performed.
*{{TAG|ISPIN}}=1: non-spin-polarized calculations are performed.
*{{TAG|ISPIN}}=2: spin polarized calculations (collinear) are performed.
*{{TAG|ISPIN}}=2: spin-polarized calculations (collinear) are performed.


By combining {{TAG|ISPIN}} with {{TAG|MAGMOM}} collinear magnetism can be studied.
By combining {{TAG|ISPIN}} with {{TAG|MAGMOM}} collinear magnetism can be studied.
{{NB|important| For noncollinear calculations {{TAG|ISPIN}} is ignored. In VASP 6.5.0, the calculation will exit with an error message if {{TAG|ISPIN}}{{=}}2 and {{TAG|MAGMOM}} is used in combination with the {{TAG|LNONCOLLINEAR}}{{=}}.TRUE.|}}


== Related Tags and Sections ==
== Related tags and articles ==
{{TAG|MAGMOM}}
{{TAG|MAGMOM}}


{{sc|ISPIN|Examples|Examples that use this tag}}
{{sc|ISPIN|Examples|Examples that use this tag}}
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[[The_VASP_Manual|Contents]]


[[Category:INCAR]][[Category:Magnetism]]
[[Category:INCAR tag]][[Category:Magnetism]]

Latest revision as of 12:52, 15 January 2025

ISPIN = 1 | 2
Default: ISPIN = 1 

Description: ISPIN specifies spin polarization.


  • ISPIN=1: non-spin-polarized calculations are performed.
  • ISPIN=2: spin-polarized calculations (collinear) are performed.

By combining ISPIN with MAGMOM collinear magnetism can be studied.

Important: For noncollinear calculations ISPIN is ignored. In VASP 6.5.0, the calculation will exit with an error message if ISPIN=2 and MAGMOM is used in combination with the LNONCOLLINEAR=.TRUE.

Related tags and articles

MAGMOM

Examples that use this tag