[molpro-user] Error in Spin-Orbit Calculation

Peterson, Kirk kipeters at wsu.edu
Wed Aug 27 16:49:30 BST 2014


Dear Samir,

I think the problem might be that the ECP you've chosen for Rb doesn't have any spin-orbit terms, only scalar relativistic ones. I would recommend trying the ecp28mdf ecp and basis set from the molpro library.  Do you realize that the ECP you've chosen for Yb is non-relativistic?  I would recommend ecp28mwb with the corresponding ecp28mwb_ano basis set.

best regards,

-Kirk

On Aug 26, 2014, at 10:28 AM, Samir Tohme <samstohme at gmail.com> wrote:

> Dear MOLPRO Developers and Users,
> 
> I am applying a spin-orbit calculation for the Alkali-Ytterbium molecules particularly the RbYb compound. However, I am facing a problem in the CI program which is the following: 
> 
> 1PROGRAM * CI (Multireference internally contracted CI)     Authors: H.-J. Werner, P.J. Knowles, 1987
> 
> 
>  Spin-Orbit Integrals ECPLSX not found
> 
>  ERROR EXIT
>  CURRENT STACK:      CIINP  CIPRO  MAIN
> 
> 
>  **********************************************************************************************************************************
>  DATASETS  * FILE   NREC   LENGTH (MB)   RECORD NAMES
>               1      22        8.64       600      500      700      960      900      950      970     1000     1100     1400   
>                                         BASINP     VAR     GEOM    ABASIS   SYMINP    ZMAT    AOBASIS   BASIS      S        T 
>                                          1410     1420     1200     1210     1080     1600      129     1650     1300     1700   
>                                            V       ECP      H0       H01     AOSYM     SMH      P2S    MOLCAS    ERIS     OPER   
>                                          1380     1700(1)
>                                          JKOP     OPER   
>  
>               2      14       19.87       700     1000     2100     7100     2101        1     5100     5200     5300     5400   
>                                          GEOM     BASIS     RHF     MCSCF     RHF     MCSCF    MRCI     MRCI     MRCI     MRCI   
>                                          6100     6200     6300     6400   
>                                          MRCI     MRCI     MRCI     MRCI   
>  
>  PROGRAMS   *        TOTAL        CI        CI        CI        CI        CI        CI        CI        CI        CI        CI
>  CPU TIMES  *    277747.90      0.00     18.02     18.35     18.39     15.45     37.88     50.11     49.96     55.76   9302.55
>  REAL TIME  *    278161.59 SEC
>  DISK USED  *       673.69 MB
>  **********************************************************************************************************************************
> 
> It seems that the error is in the basis of the Rb and Yb atoms. I have inserted the spin-orbit basis for the two latter atoms, but the error persists! The following are the basis chosen:
> 
> basis={
> !  LANL2DZ ECP  EMSL  Basis Set Exchange Library   7/13/13 5:02 AM
> ! Elements                             References
> ! --------                             ----------
> ! H  - Ne: T. H. Dunning Jr. and P. J. Hay, in Methods of Electronic Structure
> ! Theory, Vol. 2, H. F. Schaefer III, ed., PLENUM PRESS (1977)
> ! Na - Hg: P. J. Hay and W. R. Wadt, J. Chem. Phys. 82, 270 (1985).
> ! P. J. Hay and W. R. Wadt, J. Chem. Phys. 82, 284 (1985).
> ! P. J. Hay and W. R. Wadt, J. Chem. Phys. 82, 299 (1985).
> ! 
> !
> ! RUBIDIUM       (5s,6p) -> [3s,3p]
> ! RUBIDIUM       (5s,6p) -> [3s,3p]
> s, RB , 1.4570000, 0.9400000, 0.2706000, 0.0366000, 0.0155000
> c, 1.3, -1.0617406, 1.1722125, 0.7437008
> c, 1.4, 0.5052174, -0.5718404, -0.6835308, 1.1136477
> c, 5.5, 1
> p, RB , 3.3000000, 0.5985000, 0.2067000, 0.1947000, 0.0318000, 0.0124000
> c, 1.3, -0.0729417, 0.6321782, 0.4707426
> c, 4.5, -0.1250552, 1.0438206
> c, 6.6, 1
> 
> ! Elements                             References
> ! --------                             ----------
> ! Na - Hg: P. J. Hay and W. R. Wadt, J. Chem. Phys. 82, 270 (1985).
> ! P. J. Hay and W. R. Wadt, J. Chem. Phys. 82, 284 (1985).
> ! P. J. Hay and W. R. Wadt, J. Chem. Phys. 82, 299 (1985).
> ! 
> ! Effective core Potentials 
> ! ------------------------- 
> ECP, rb, 28, 3 ;
> 5; !  f-ul potential 
> 0,879.5983664,-0.0364362;
> 1,142.0188695,-20.8033052;
> 2,40.9346882,-115.4661910;
> 2,9.9084802,-42.5061293;
> 2,3.1556041,-5.5247889;
> 4; !  s-ul potential 
> 0,70.9807215,2.9747910;
> 1,38.6949807,36.1170435;
> 2,15.9082035,152.2741068;
> 2,3.7152659,53.7151906;
> 5; !  p-ul potential 
> 0,93.3058684,4.9551026;
> 1,47.1221370,24.2726236;
> 2,48.8050640,215.2341411;
> 2,14.3784949,151.6687666;
> 2,3.0547807,33.8750280;
> 4; !  d-ul potential 
> 0,33.0477430,3.0465224;
> 1,9.9601880,29.4243624;
> 2,3.7403577,33.4431808;
> 2,0.8124208,11.1029460;
> 
> ECP,Yb,ECP60MHF
> 
> !Effective Core Potentials for spin orbit calculation
> ECP,Yb,60,4,3; 
>        1; 
>        2,    1.00000000000000,    0.00000000000000; 
>        4; 
>        2,    9.29926500000000,  333.15106900000001; 
>        2,    4.50235700000000,  -27.46097500000000; 
>        2,    2.24999700000000,   -1.84075300000000; 
>        2,    1.12000000000000,    3.00925900000000; 
>        8; 
>        2,    7.44315400000000,  100.72952733333334; 
>        2,    7.44315400000000,  258.62780333333336; 
>        2,    3.74225300000000,  -29.76952366666667; 
>        2,    3.74225300000000,  -73.25967866666666; 
>        2,    2.37460900000000,    8.01055533333333; 
>        2,    2.37460900000000,   21.24672800000000; 
>        2,    1.18000000000000,    0.07348133333333; 
>        2,    1.18000000000000,   -0.22957200000000; 
>        8; 
>        2,    4.75037000000000,   99.11122440000000; 
>        2,    4.75037000000000,  181.12201560000000; 
>        2,    2.37515300000000,   -5.40595800000000; 
>        2,    2.37515300000000,   -8.86254480000000; 
>        2,    1.18513300000000,   -1.17406884000000; 
>        2,    1.18513300000000,   -1.91775030000000; 
>        2,    0.58975800000000,   -0.00228124000000; 
>        2,    0.58975800000000,   -0.00457044000000; 
>        2; 
>        2,    1.38640000000000,    3.00707571428571; 
>        2,    1.38640000000000,    4.00943428571429; 
>        8; 
>        2,    7.44315400000000, -201.45905466666667; 
>        2,    7.44315400000000,  258.62780333333336; 
>        2,    3.74225300000000,   59.53904733333334; 
>        2,    3.74225300000000,  -73.25967866666666; 
>        2,    2.37460900000000,  -16.02111066666667; 
>        2,    2.37460900000000,   21.24672800000000; 
>        2,    1.18000000000000,   -0.14696266666667; 
>        2,    1.18000000000000,   -0.22957200000000; 
>        8; 
>        2,    4.75037000000000,  -99.11122440000000; 
>        2,    4.75037000000000,  120.74801040000000; 
>        2,    2.37515300000000,    5.40595800000000; 
>        2,    2.37515300000000,   -5.90836320000000; 
>        2,    1.18513300000000,    1.17406884000000; 
>        2,    1.18513300000000,   -1.27850020000000; 
>        2,    0.58975800000000,    0.00228124000000; 
>        2,    0.58975800000000,   -0.00304696000000; 
>        2; 
>        2,    1.38640000000000,   -2.00471714285714; 
>        2,    1.38640000000000,    2.00471714285714; 
>  
> s,Yb,12.222735,8.147737,5.078666,0.734744,0.319998,0.070091,0.027363; 
> p,Yb,7.086291,4.723029,1.133605,0.519137,0.227710,0.080626,0.02; 
> d,Yb,3.237970,1.377363,0.492827,0.168078,0.058334,0.02;
> }
> 
> May anyone assist me how to solve this problem?
> 
> Thank you very much in advance.
> 
> Best regards,
> Samir
> 
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