Home › Forums › Hyperfine course › magnetic hyperfine interaction › in free atoms – task 1 › Energy level orderings This topic has 0 replies, 1 voice, and was last updated 2 days, 16 hours ago by rkolesni. Viewing 1 post (of 1 total) Author Posts March 6, 2025 at 11:15 pm #6269 rkolesniParticipant J^2 =(L+S)^2, so the largest value of J corresponds to the case where L and S are aligned, J=1 corresponds to perpendicular L and S and J=0 to antiparallel L and S 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