PAC homepage › Forums › PAC curves without hyperfine interaction › PAC This topic has 0 replies, 1 voice, and was last updated 2 years, 9 months ago by Manon. Viewing 1 post (of 1 total) Author Posts May 10, 2020 at 10:30 pm #3225 Score: 0 ManonParticipant a) This has something to do with the lifetime of the intermediate state, lifetime always has an exponential curve. b) Because of the ‘peanut’-form of the radiation distribution. 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