Born-Oppenheimer · Fixing the Nuclei
unseel.com · clamp nuclei · solve electrons · build the PES
mass ratio M/m 1836
speed gap ×43
Stage
Nuclei (protons, slow)
Electrons (fast)
Potential energy surface
Nuclear vibration on PES
Unseel.com · Born-Oppenheimer Unseel.com · Born-Oppenheimer Approximation