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# Portions Copyright (c) 2019, Regents of the University of Minnesota.
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# Contributors:
#    Daniel S. Karls
#    Ellad B. Tadmor
#    Ryan S. Elliott
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# Contributors:
#    Dipanjan Ghosh
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Parameters for the Biswas-Hamann (BH) potential for silicon,
"new" potential suitable for tetrahedral structures (diamond
and amorphous).

Source for parameters:

Biswas R, Hamann DR (1987),
New classical models for silicon structural energies.
Physical Review B 36(12),6434. doi:10.1103/PhysRevB.36.6434
#