Germanium













Calibration of the






B3P86/6-311G(2d)



and
B3PW91/6-311G(2d)



models





 



 
These are the recommended models, calibration statistics for which are shown below.  Results for a number of other models are shown here.
 



Calibration was made by linear regression analysis of calculated electric field gradients vs experimental nuclear quadrupole coupling constants.  Calculation of the field gradients was made on the experimental structures of the following molecules:





 

GeO GeS GeSe
GeH3F GeH3Cl GeH3CCH
GeF2
  



 



73Ge  B3P86/6-311G(2d)  PDF


 





Number of Points
21




Correlation Coefficient
0.99996




Residual Standard Deviation
0.95 MHz (1.1 %)




Slope, eQeff/h
- 45.312(91) MHz/a.u.




Qeff - 192.8(4) mb




Q
- 196 mb [1]








 



 
73Ge  B3PW91/6-311G(2d)
 


Number of Points
21




Correlation Coefficient
0.99996




Residual Standard Deviation
0.96 MHz (1.1 %)




Slope, eQeff/h
- 45.318(92) MHz/a.u.




Qeff - 192.9(4) mb




Q
- 196 mb [1]


 



 






Reference






[1] V.Kellö and A.J.Sadlej, Mol.Phys. 96,275(1999).


 
"Density functional theory and Hartree-Fock-density functional theory calculations of 17O, 33S, and 73Ge quadrupole coupling constants" W.C.Bailey, F.M.Gonzalez, and J.Castiglione, Chem.Phys. 260,327(2000).



 






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Germanium.html

Last modified 7 Oct 2004