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Release 17bSeptember 2015
NIST Standard Reference Database 101
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III.D.6.a. (XVII.D.)

Calculated Electron Affininty for Ca (Calcium atom)


Electron Affinities in eV
Methods with predefined basis sets
semi-empirical PM6  
composite G1 -0.104
G2MP2 -0.173
G2 -0.111
G3B3 -0.058
G4 0.017

Electron Affinities in eV
Methods with standard basis sets
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) TZVP cc-pVTZ
hartree fock HF -5.598 -0.473 -0.422 -0.516 -0.504 -0.504 -0.241 -0.377 -0.377 -0.465 -1.837  
density functional LSDA -4.170 0.718 0.236 0.208 0.221 0.221 0.414 0.313 0.313 0.212    
SVWN                     -0.968  
BLYP -4.879 -0.377 -0.363 -0.400 -0.387 -0.387 -0.082 -0.270 -0.270 -0.394    
B1B95     -0.284 -0.324 -0.329 -0.316 -0.084 -0.210 -0.210 -0.317    
B3LYP -4.753   -0.221 -0.258 -0.246 -0.246 0.006 -0.140 -0.140 -0.250 -1.449  
B3PW91 -4.603 -0.073 -0.052 -0.095 -0.087 -0.087 0.077 -0.001 -0.001 -0.084    
mPW1PW91 -4.631 -0.073 -0.050 -0.097 -0.089 -0.089 0.069 -0.003 -0.003 -0.084    
M06-2X     -0.389                  
PBEPBE -4.637 -0.101 -0.081 -0.124 -0.114 -0.114 0.080 -0.022 -0.022 -0.112    
PBE1PBE         -0.097              
TPSSh         -0.083   0.044     -0.072   -0.004
wB97X-D     -0.187   -0.215       -0.154     -0.163
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) TZVP cc-pVTZ
Moller Plesset perturbation MP2 -5.754 -0.537 -0.372 -0.582 -0.571 -0.571 -0.253 -0.486 -0.486 -0.475 -1.990  
MP2=FULL -5.773 -0.536 -0.378 -0.582 -0.571 -0.571 -0.253 -0.488 -0.488 -0.475    
MP3             -0.585          
MP3=FULL         -0.585   -0.254          
MP4   -0.589     -0.583       -0.481      
B2PLYP                       -0.288
Configuration interaction CID   -0.594     -0.580              
CISD   -0.590     -0.574              
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) TZVP cc-pVTZ
Quadratic configuration interaction QCISD   -0.589   -0.635 -0.572 -0.572 -0.249 -0.461 -0.461 -0.380    
QCISD(T)         -0.570              
Coupled Cluster CCD   -0.594   -0.638 -0.579 -0.579 -0.256 -0.474 -0.474 -0.404    
CCSD         -0.572              
CCSD(T)         -0.570              
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) TZVP cc-pVTZ

Electron Affinities in eV
Methods with effective core potentials (select basis sets)
CEP-31G CEP-31G* CEP-121G CEP-121G* LANL2DZ SDD
hartree fock HF         -0.607 -0.465
density functional B3LYP         -0.221 -0.291
Moller Plesset perturbation MP2         -0.686 -0.511
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.