这个力模拟兰纳-琼斯势。这个力有三个参数:
- depth: The minimum value of the Lennard-Jones potential well
- rmin: The distance from the origin to the minimum of the potential
- cutoff: The distance, where the Lennard-Jones (LJ) potential is often truncated to save computational time
这些参数是经验值,经常通过实验或者一些粗略的估计来获得。