# Tersoff, PRB 39, 5566 (1989)
#
# Potential for silicon.

[settings]
# This file shows the settings how to provide, the parameters for the
# cross terms are given explicitly, instead of providing chi.
style = tersoff1989full
comment = CITATION: J. Tersoff, Phys. Rev. B 39, 5566 (1989)

[C-C]
A = 1393.6
B = 346.74
lambda = 3.4879
mu = 2.2119
beta = 1.5724e-7
n = 0.72751
c = 38049
d = 4.3484
h = -0.57058
R = 1.8
S = 2.1

[Si-Si]
A = 1830.8
B = 471.18
lambda = 2.4799
mu = 1.7322
beta = 1.1e-6
n = 0.78734
c = 1.0039e5
d = 16.217
h = -0.59825
R = 2.7
S = 3.0

[C-Si]
#chi = 0.9776

A = 1597.3111406360376
B = 395.14508945028996
lambda = 2.9839
mu = 1.9720499999999999

# beta, n, c, d, and h come from one of C-C or Si-Si, depending on the
# central atom, these values are ignored.
beta = 0.0
n = 0.0
c = 0.0
d = 0.0
h = 0.0

R = 2.2045407685048604
S = 2.5099800796022267