Title: /CASSCF_output_files/CASSCF-test-set-ground C-cyclobutane
Browse item: https://iochem-bd.bsc.es:443/browse/handle/100/499153
Program: Molcas 22.06 - 68-gf3046b4
Author: Houk, Kendall N: Wang, Zuwei: Shao, Huiling: Wong, Audrey: Garg, Neil K
Formula: C4H8
Calculation type: Single point
Method: CASSCF CASPT2

Atomic coordinates [Å]

Atom x y z basis set
TYPE (primitive) / [contracted]

MOLECULAR INFO

Symmetry

Character Table for C1


Charge 0.000
Multiplicity 1

Integrals

Multipole Moment integrals up to order 2
Kinetic Energy integrals
Nuclear Attraction integrals (point charge)
One-Electron Hamiltonian integrals
Velocity integrals
Orbital angular momentum around ( 0.0000 0.0000 -0.0000 )
Velocity quadrupole around ( 0.0000 0.0000 -0.0000 )
RI decomposed two-electron repulsion integrals stored Cholesky style
- acCD auxiliary basis
- CD Threshold: 0.10E-03

Bond distances

Atom1 Atom2 Distance
C1 H6 1.100803
C1 H5 1.100084
C1 C4 1.545202
C1 C2 1.545201
C2 C3 1.545202
C2 H7 1.100083
C2 H8 1.100802
C3 H10 1.100803
C3 H9 1.100084
C3 C4 1.545202
C4 H12 1.100083
C4 H11 1.100801

JOB |

RASSCF

Wave function specification

Number of closed shell electrons 22
Number of electrons in active shells 10
Max number of holes in RAS1 space 0
Max nr of electrons in RAS3 space 0
Number of inactive orbitals 11
Number of active orbitals 10
Number of secondary orbitals 143
Spin quantum number 0.0
State symmetry 1
Total molecular charge 0.00

Orbital specifications

Symmetry species 1
a
Frozen orbitals 0
Inactive orbitals 11
Active orbitals 10
RAS1 orbitals 0
RAS2 orbitals 10
RAS3 orbitals 0
Secondary orbitals 143
Deleted orbitals 0
Number of basis functions 164

CI expansion specifications

Number of determinants 31878
Number of root(s) required 1
CI roots used / Weights
1
1.00
Highest root included in the CI 1
Root passed to geometry opt. 1

Energies

Root Total energy (au) ∆E (eV) ∆E (cm-1)
1 -156.202246 0.00 0

Wave functions / Weights of the most important CSFs

Conf 1111111111 1

Natural Occupation numbers

Active orbitals

Symmetry 1 1
12a 1.998463
13a 1.971901
14a 1.983260
15a 1.974136
16a 1.974160
17a 0.024405
18a 0.026027
19a 0.023362
20a 0.018692
21a 0.005594

Electrostatic moments

Charge

0.000

Dipole moment [Debye]

1

Quadrupole moment [Debye**Ang]

1

Population analysis

Mulliken atomic charges

CASPT2

Wave function specification

Number of closed shell electrons 14
Number of electrons in active shells 10
Max number of holes in RAS1 space 0
Max nr of electrons in RAS3 space 0
Number of inactive orbitals 7
Number of active orbitals 10
Number of secondary orbitals 143
Spin quantum number 0.0
State symmetry 1
Total molecular charge 0.00

Orbital specifications

Symmetry species 1
a
Frozen orbitals 4
Inactive orbitals 7
Active orbitals 10
Secondary orbitals 143
Deleted orbitals 0
Number of basis functions 164

Single-State CASPT2

Root Total energy (au) ∆E (eV) ∆E (cm-1) Ref. Weight
1 -156.7028396820 0.00 0 0.85440

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