Search found 3 matches

by atash
Mon Mar 30, 2015 9:21 am
Forum: VTSTTools
Topic: NEB with vdW-optB88
Replies: 0
Views: 27287

NEB with vdW-optB88

Hi All,
I want to run cNEB with vdW-optB88 functional to include vdW interaction between organic molecule on the Cu surface. It was working fine with pure PBE. However, when I include optB88 inputs in the INCAR file, the calculation became extremely slow. I also put vdw_kernal in my directory.

here ...
by atash
Wed Jan 28, 2015 4:25 pm
Forum: VTSTTools
Topic: About CI-NEB calculation
Replies: 1
Views: 8011

About CI-NEB calculation

Hi All,
I want to calculate the energy barrier for the decomposition of an organic molecule on copper surface. After 200 ionic steps, my calculation seems doesn't converge.
here is my nebef.dat file

0 0.018009 -667.950900 0.000000
1 0.177444 -669.826200 -1.875300
2 0.111973 -669.753900 -1 ...
by atash
Sun Jun 26, 2011 2:26 pm
Forum: Bader
Topic: strange BCF.dat
Replies: 2
Views: 17127

Re: strange BCF.dat

I found that only the order of atomic positions are different in BCF.dat.