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root/group/trunk/OOPSE-4/forceFields/SuttonChen.QSC.frc
Revision: 2529
Committed: Thu Dec 29 20:19:23 2005 UTC (18 years, 6 months ago) by chuckv
File size: 1019 byte(s)
Log Message:
Changes in forcefield.

File Contents

# User Rev Content
1 chuckv 2421 // This is the forcefield file for the Sutton-Chen formulation of the Finnis-Sinclair metallic potential
2     // Useing the quantum corrections due to Kimura, Qi, Cagin and Goddard. For example see
3     // PHYSICAL REVIEW B 59 (5): 3468-3473 FEB 1 1999
4    
5 chuckv 2529 begin Options
6     Name "SCQSC"
7     DistanceMixingRule "Arithmetic"
8     EnergyMixingRule "Geometric"
9     // energy unit are eV. Convert to kcal/mol
10     EnergyUnitScaling 0.02306054
11     end Options
12    
13    
14 chuckv 2421 begin AtomTypes
15     //Name mass(amu)
16     Ni 58.710
17     Cu 63.550
18     Rh 102.90550
19     Pd 106.42
20     Ag 107.8682
21     Ir 192.217
22     Pt 195.09
23     Au 196.97
24     end AtomTypes
25    
26    
27     begin SCAtomTypes
28     // Name epsilon(eV) c m n alpha(angstroms)
29     Ni 0.00073767 84.745 5.0 10.0 3.5157
30     Cu 0.00057921 84.843 5.0 10.0 3.6030
31     Rh 0.00024612 305.499 5.0 13.0 3.7984
32     Pd 0.00032864 148.205 6.0 12.0 3.8813
33     Ag 0.00039450 96.524 6.0 11.0 4.0691
34     Ir 0.00037674 224.815 6.0 13.0 3.8344
35     Pt 0.00097894 71.336 7.0 11.0 3.9163
36     Au 0.00078052 53.581 8.0 11.0 4.0651
37     end SCAtomTypes