return to home page

Bond Length differences between CCSD(T)=FULL (all electrons correlated) and CCSD(T) (frozen core)

For S2+ atoms 1 and 2

For S2+ (sulfur dimer cation)
Bond length differences (full - frozen) in Å
Methods with standard basis sets
cc-pV(D+d)Z cc-pV(T+d)Z
Coupled Cluster CCSD(T)=FULL 0.0813 -0.0040