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dft_inputs [2016/12/08 08:47] krejcio |
dft_inputs [2017/01/26 14:58] |
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- | Hartree potential that may serve as an input for the PPM can be produced by various DFT codes. Here we show examples, for couple of them: | ||
- | == Fireball == | ||
- | |||
- | A fireball.in for creation of an fftpot.xsf file with Hartree potential with using a McWEDA functional should look like: | ||
- | |||
- | &OPTION | ||
- | basisfile = 'answer.bas' | ||
- | lvsfile = 'input.lvs' | ||
- | kptpreference = 'input.kpts' ! only gamma point-calculations work at the moment | ||
- | nstepf = 1 | ||
- | icluster = 0 ! 0 for PBC / 1 for cluster calculation | ||
- | itdse = 0 | ||
- | iqout = 1 | ||
- | ifixcharge = 1 ! 0 if you don't have pre-calculated atomic charges in CHARGES | ||
- | iquench = -1 | ||
- | &END | ||
- | | ||
- | &OUTPUT | ||
- | iwrtxsf = 1 ! print the important file | ||
- | iwrtden = 1 ! print the important file | ||
- | &END | ||
- | | ||
- | &MESH | ||
- | ifixg0 = 1 ! | ||
- | g0 = 0.0,0.0,0.0 ! do not shift the position of atoms in fftpot.xsf with respect to the answer.bas | ||
- | Ecut = 300.0d0 ! not really necessary, but gives grid sampling approximately 100 pm. | ||
- | &END | ||
- | |||
- | A fireball.in file for calculations with XC on a grid computations: | ||
- | |||
- | &OPTION | ||
- | basisfile = 'answer.bas' | ||
- | lvsfile = 'input.lvs' | ||
- | kptpreference = 'samplek.kpts' | ||
- | nstepf = 1 | ||
- | icluster = 0 ! 0 for PBC / 1 for cluster calculation | ||
- | itdse = 0 | ||
- | iqout = 1 | ||
- | ifixcharge = 0 | ||
- | dt = 0.5 | ||
- | iquench = -1 | ||
- | iks = 1 | ||
- | imcweda = 0 | ||
- | idogs = 0 | ||
- | bmix = 0.05 | ||
- | &END | ||
- | | ||
- | &OUTPUT | ||
- | iwrtxsf = 1 ! print the important file | ||
- | iwrtden = 1 ! print the important file | ||
- | &END | ||
- | | ||
- | &MESH | ||
- | ifixg0 = 1 ! | ||
- | g0 = 0.0,0.0,0.0 ! do not shift the position of atoms in fftpot.xsf with respect to the answer.bas | ||
- | Ecut = 300.0d0 ! not really necessary, but gives grid sampling approximately 100 pm. | ||
- | &END |