Home › Forums › density functional theory › the Born-Oppenheimer approximation › Born-oppenheimer approx This topic has 0 replies, 1 voice, and was last updated 2 months, 2 weeks ago by Jakob Vermeulen. Viewing 1 post (of 1 total) Author Posts September 30, 2024 at 12:23 pm #11380 Jakob VermeulenParticipant When the electron is replaced with a more heavy particle. Or when the nucleus has considrable motion. Like inside of an strong electromagnetic field, at high temps. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In