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Calculated Ionization Energy for BF (Boron monofluoride)

20 09 09 14 00
Experimental Ionization Energy is 11.12 ± 0.01 eV
Please note! These calculated ionizataion energies have the vibrational zero-point energy (zpe) included, but the zpe has NOT been scaled. Click on an entry for more details, including the ionization energy with a scaled zpe.
Original data displayed. Press to display differences.
Differences displayed. Press to display original data.

Ionization Energies in eV
Methods with predefined basis sets
composite G4 11.194

Ionization Energies in eV
Methods with standard basis sets
3-21G 3-21G* 6-31G* 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVTZ cc-pV(T+d)Z daug-cc-pVTZ
hartree fock HF     9.667           9.856       9.824 9.821
density functional BLYP     10.601                   10.851  
B1B95                         10.802  
B3LYP                 11.055       11.022  
B3LYPultrafine                       11.041    
B3PW91                         10.890  
mPW1PW91                         10.830  
M06-2X   11.047 10.745                      
PBEPBE                         10.834  
PBE1PBE     10.662                      
HSEh1PBE 10.985   10.659 10.896             10.841      
TPSSh     10.706 10.936     10.680       10.874      
wB97X-D   11.038 10.721 10.946   10.921     10.924 10.873 10.898 10.905    
B97D3 11.201   10.886 11.152   11.116   11.101 11.144   11.098 11.118    
3-21G 3-21G* 6-31G* 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVTZ cc-pV(T+d)Z daug-cc-pVTZ
Moller Plesset perturbation MP2     10.355   10.572       10.618       10.713  
MP2=FULL                         10.711  
MP3=FULL     10.609 10.861                    
MP4                     10.987      
B2PLYP     10.624               10.886      
3-21G 3-21G* 6-31G* 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVTZ cc-pV(T+d)Z daug-cc-pVTZ
Quadratic configuration interaction QCISD                         11.005  
Coupled Cluster CCSD(T)                         11.044  
3-21G 3-21G* 6-31G* 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ aug-cc-pVTZ cc-pV(T+d)Z daug-cc-pVTZ

Ionization Energies in eV
Methods with effective core potentials (select basis sets)
CEP-31G CEP-31G* CEP-121G CEP-121G* LANL2DZ SDD cc-pVTZ-PP aug-cc-pVTZ-PP Def2TZVPP
hartree fock HF                 9.822
density functional B3LYP                 11.029
PBEPBE                 10.843
Moller Plesset perturbation MP2                 10.709
For descriptions of the methods (AM1, HF, MP2, ...) and basis sets (3-21G, 3-21G*, 6-31G, ...) see the glossary in section I.C. Predefined means the basis set used is determined by the method.