Wei potential

The Wei potential is given by (Eq. 7 in ):

Failed to parse (unknown function "\lt"): {\displaystyle \Phi(r) = D_e \left[ \frac{1-e^{-b(r-r_e)} }{1-ce^{-b(r-r_e)}} \right]^2, ~~ ~~ ~~ |c| \lt 1}

with

$b=a(1-c)$

References

Related reading

• Chun-Sheng Jia, Yong-Feng Diao, Xiang-Jun Liu, Ping-Quan Wang, Jian-Yi Liu, and Guang-Dong Zhang "Equivalence of the Wei potential model and Tietz potential model for diatomic molecules", Journal of Chemical Physics 137 014101 (2012)