CO vibration: Difference between revisions

From VASP Wiki
No edit summary
No edit summary
Line 27: Line 27:


alternatively, try to fix one of the atoms completely.
alternatively, try to fix one of the atoms completely.
== Used INCAR Tags ==
{{TAG|IBRION}}, {{TAG|ISMEAR}}, {{TAG|NFREE}}, {{TAG|NSW}}, {{TAG|POTIM}}, {{TAG|SYSTEM}}


== Download ==
== Download ==

Revision as of 15:14, 14 March 2017

SYSTEM = CO molecule in a box
ISMEAR = 0   ! Gaussian smearing
IBRION = 5   ! use the conjugate gradient algorithm
NFREE = 2    ! central differences
POTIM = 0.02 ! 0.02 A stepwidth 
NSW = 1      ! ionic steps > 0
Gamma-point only
 0
Monkhorst Pack
 1 1 1
 0 0 0
CO molecule in a box
 1.0          ! universal scaling parameters
 8.0 0.0 0.0  ! lattice vector  a(1)
 0.0 8.0 0.0  ! lattice vector  a(2)
 0.0 0.0 8.0  ! lattice vector  a(3)
1 1           ! number of atoms for each species
sel           ! selective degrees of freedom are changed
cart          ! positions in cartesian coordinates
 0 0 0       F F T  ! first atom
 0 0 1.143   F F T  ! second atom

alternatively, try to fix one of the atoms completely.

Download

COvib.tgz


To the list of examples or to the main page