Home › Forums › density functional theory › the Born-Oppenheimer approximation › Bhor What! This topic has 0 replies, 1 voice, and was last updated 1 week, 4 days ago by EASIN ARAFATH. Viewing 1 post (of 1 total) Author Posts October 2, 2025 at 7:20 am #13319 EASIN ARAFATHParticipant when the spped of all the charges are not comparable 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