[molpro-user] State Averaging in MULTI
Jeremy Merritt
merritjm at unc.edu
Wed Oct 17 05:37:11 BST 2007
Dear Molpro Users:
I am trying todo a state averaged MCSCF calculation using the input:
{MULTI,MAXIT=200;occ,15,3,3,0;closed,4,1,1,0;frozen,3,0,0,0,2101.2;wf,17,1,1,0;STATE,13;LQUANT,0,0,0,0,0,0,0,0,0,0,0,0,0;orbprint,4}
In the output file I get:
1PROGRAM * MULTI (Direct Multiconfiguration SCF) Authors: P.J.
Knowles, H.-J. Werner (1984) S.T. Elbert (1988)
Number of frozen core orbitals: 3 ( 3 0 0 0 )
Number of closed-shell orbitals: 3 ( 1 1 1 0 )
Number of active orbitals: 15 ( 11 2 2 0 )
Number of external orbitals: 107 ( 37 28 28 14 )
State symmetry 1
State symmetry 1: Projection for operator LZ squared value
= 0 0 0 0 0 0 0 0 0 0
State symmetry 0: Projection for operator ^@^@^@^@^@^@^@^@
squared value = 0
Number of electrons: 5 Spin symmetry=Doublet Space symmetry=1
Number of states: 13
Number of CSFs: 9504 (15763 determinants, 47775 intermediate
states)
If I try to average 10 states or less, I don't get the "State symmetry
0..." line, but I always get this for 11 or more states.
The MULTI does converge, but I wanted to make sure the calculations is
actually doing what I think it is doing.
Thanks,
--
Jeremy Merritt, PhD
Department of Chemistry
CB 212 Atwood Hall
Emory University
Atlanta, Ga 30322
Voice: 404-727-0029
Fax: 404-727-6586
Email: jeremy.merritt at emory.edu
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