[molpro-user] Error in Spin-Orbit Calculation

Peterson, Kirk kipeters at wsu.edu
Wed Aug 27 19:59:07 BST 2014


Dear Samir,

Sorry for the confusion, I was just going on what you had pasted at the bottom of your email, i.e., LANL2DZ for Rb and ECP60MHF for Yb. What ECPs did you actually use that generated the error message you posted?  Can you post the whole input?

ECP28MDF is certainly what you want for Rb, but it looks to me that the ECP60MDF from the Koeln site doesn't include any SO terms (note the zero in the line   ECP,Yb,60,4,0 ).  Perhaps he sent you the SO part separately by email?

regards,

-Kirk

On Aug 27, 2014, at 11:51 AM, Samir Tohme <samstohme at gmail.com<mailto:samstohme at gmail.com>> wrote:

Dear Professor Peterson,

Thank you very much for your reply. Actually, I have acquired the spin-orbit basis for the Rb atom from Professor Michael Dolg. He gave me this link http://www.tc.uni-koeln.de/PP/clickpse.en.html to download the spin-orbit basis from the periodic table. This spin-orbit basis is the "ECP28MDF" for the Rb atom. As for the Yb atom he also gave this SO basis which is the ECP60MDF. The MDF means that the basis is fully relativistic, isn't it?! Do you think that these basis aren't spin-orbit ECP basis?

Thank you so much Professor for always answering my questions.

Regards,
Samir


On Wed, Aug 27, 2014 at 6:49 PM, Peterson, Kirk <kipeters at wsu.edu<mailto:kipeters at wsu.edu>> wrote:
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<mailto: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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