The MOProp module is invoked by specifying a job number using the MOPROP $rem variable. In addition to electric properties, this module can also compute NMR chemical shifts (MOPROP = 1); this functionality is described in Section 10.12.
MOPROP
Specifies the job number for MOProp module.
TYPE:
INTEGER
DEFAULT:
0
Do not run the MOProp module.
OPTIONS:
1
NMR chemical shielding tensors.
2
Static polarizability.
3
Indirect nuclear spin–spin coupling tensors.
100
Dynamic polarizability.
101
First hyperpolarizability.
102
First hyperpolarizability, reading First order results from disk.
103
First hyperpolarizability using Wigner’s rule.
104
First hyperpolarizability using Wigner’s rule, reading
first order results from disk.
RECOMMENDATION:
None
MOPROP_PERTNUM
Set the number of perturbed densities that will to be treated together.
TYPE:
INTEGER
DEFAULT:
0
OPTIONS:
0
All at once.
Treat the perturbed densities batch-wise.
RECOMMENDATION:
Use the default. For large systems, limiting this number may be required to avoid
memory exhaustion.
MOPROP_CONV_1ST
Sets the convergence criteria for CPSCF and 1st order TDSCF.
TYPE:
INTEGER
DEFAULT:
6
OPTIONS:
Convergence threshold set to .
RECOMMENDATION:
None
MOPROP_CONV_2ND
Sets the convergence criterion for second-order TDSCF.
TYPE:
INTEGER
DEFAULT:
6
OPTIONS:
Convergence threshold set to .
RECOMMENDATION:
None
MOPROP_MAXITER_1ST
The maximum number of iterations for CPSCF and first-order TDSCF.
TYPE:
INTEGER
DEFAULT:
50
OPTIONS:
Set maximum number of iterations to .
RECOMMENDATION:
Use the default.
MOPROP_MAXITER_2ND
The maximum number of iterations for second-order TDSCF.
TYPE:
INTEGER
DEFAULT:
50
OPTIONS:
Set maximum number of iterations to .
RECOMMENDATION:
Use the default.
MOPROP_ISSC_PRINT_REDUCED
Specifies whether the isotope-independent reduced coupling tensor
should be printed in addition to the isotope-dependent -tensor when
calculating indirect nuclear spin-spin couplings.
TYPE:
LOGICAL
DEFAULT:
FALSE
OPTIONS:
FALSE
Do not print .
TRUE
Print .
RECOMMENDATION:
None
MOPROP_ISSC_SKIP_FC
Specifies whether to skip the calculation of the Fermi contact contribution to
the indirect nuclear spin-spin coupling tensor.
TYPE:
LOGICAL
DEFAULT:
FALSE
OPTIONS:
FALSE
Calculate Fermi contact contribution.
TRUE
Skip Fermi contact contribution.
RECOMMENDATION:
None
MOPROP_ISSC_SKIP_SD
Specifies whether to skip the calculation of the spin-dipole contribution to
the indirect nuclear spin-spin coupling tensor.
TYPE:
LOGICAL
DEFAULT:
FALSE
OPTIONS:
FALSE
Calculate spin-dipole contribution.
TRUE
Skip spin-dipole contribution.
RECOMMENDATION:
None
MOPROP_ISSC_SKIP_PSO
Specifies whether to skip the calculation of the paramagnetic spin-orbit
contribution to the indirect nuclear spin-spin coupling tensor.
TYPE:
LOGICAL
DEFAULT:
FALSE
OPTIONS:
FALSE
Calculate paramagnetic spin-orbit contribution.
TRUE
Skip paramagnetic spin-orbit contribution.
RECOMMENDATION:
None
MOPROP_ISSC_SKIP_DSO
Specifies whether to skip the calculation of the diamagnetic spin-orbit
contribution to the indirect nuclear spin-spin coupling tensor.
TYPE:
LOGICAL
DEFAULT:
FALSE
OPTIONS:
FALSE
Calculate diamagnetic spin-orbit contribution.
TRUE
Skip diamagnetic spin-orbit contribution.
RECOMMENDATION:
None
MOPROP_DIIS
Controls the use of Pulay’s DIIS in solving the CPSCF equations.
TYPE:
INTEGER
DEFAULT:
5
OPTIONS:
0
Turn off DIIS.
5
Turn on DIIS.
RECOMMENDATION:
None
MOPROP_DIIS_DIM_SS
Specified the DIIS subspace dimension.
TYPE:
INTEGER
DEFAULT:
20
OPTIONS:
0
No DIIS.
Use a subspace of dimension .
RECOMMENDATION:
None
SAVE_LAST_GPX
Save the last when calculating dynamic
polarizabilities in order to call the MOProp code in a second run, via MOPROP = 102.
TYPE:
INTEGER
DEFAULT:
0
OPTIONS:
0
False
1
True
RECOMMENDATION:
None
MOPROP_RESTART
Specifies the option for restarting MOProp calculations.
TYPE:
INTEGER
DEFAULT:
0
OPTIONS:
0
Not a restart calculation.
1
Restart from a previous calculation using the same scratch directory.
RECOMMENDATION:
Need to also include "SCF_GUESS READ" and "SKIP_SCFMAN TRUE" to ensure the same set of MOs.