overlap contribution homepage › Forums › finite size corrections ? › overlap contribution This topic has 0 replies, 1 voice, and was last updated 2 years ago by Ellen. Viewing 1 post (of 1 total) Author Posts March 9, 2021 at 1:56 am #3664 Score: 0 EllenParticipant When all electrons stay outside the nucleus r1 will always be smaller than r2. So no first energy correction is required. 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