feos.dft.ExternalPotential.SimpleLJ93¶

static ExternalPotential.SimpleLJ93(sigma_ss, epsilon_k_ss)¶

Simple 9-3 Lennard-Jones potential

V_{i}^{ext} (z) = ε_{s i} ({(\frac{σ_{s i}}{z})}^{9} - {(\frac{σ_{s i}}{z})}^{3}), ε_{s i} = \sqrt{ε_{s s} ε_{i i}}, σ_{s i} = \frac{1}{2} (σ_{s s} + σ_{i i})

Parameters:

Return type:

ExternalPotential