Anwser Born Oppenheimer approximation Home › Forums › density functional theory › the Born-Oppenheimer approximation › Anwser Born Oppenheimer approximation This topic has 0 replies, 1 voice, and was last updated 1 week, 1 day ago by Wodan. Viewing 1 post (of 1 total) Author Posts October 6, 2026 at 9:44 pm #15245 WodanParticipant The approximation will likely become a lot less accurate in situations where the nuclei move quite a lot. This can be the case in a solid when it’s being heated up for example. 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