epr homepage › Forums › what happens with EPR ? › epr This topic has 0 replies, 1 voice, and was last updated 2 years, 9 months ago by adlpez. Viewing 1 post (of 1 total) Author Posts May 4, 2020 at 1:04 pm #3177 Score: 0 adlpezParticipant when the photon is absorbed the atom gets the energy to change the angular momentum, the energy won’t be enough to do a change in energy level but it will be enough to flip or change the orientation of the momentum and change the hyperfine energy. 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