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Effective Nuclear Charges

The following are "Clementi-Raimondi" effective nuclear charges, Zeff. Follow the hyperlinks for more details and for graphs in various formats.

1s 29.32  
2s 21.83 2p 26.10  
3s 16.22 3p 15.37 3d 13.88  
4s 5.97 4p   4d   4f  
5s   5p   5d    
6s   6p    

Effective nuclear charge (Clementi): 1s orbital


These effective nuclear charges, Zeff, are adapted from the following references:

  1. E. Clementi and D.L.Raimondi, J. Chem. Phys. 1963, 38, 2686.
  2. E. Clementi, D.L.Raimondi, and W.P. Reinhardt, J. Chem. Phys. 1967, 47, 1300.
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Copyright 1993-2003 Mark Winter [The University of Sheffield and WebElements Ltd, UK]. All rights reserved.
Document served: Sunday 18th April, 2004