Home › Forums › Hyperfine course › magnetic hyperfine interaction › in free atoms – task 1 › energy levels This topic has 0 replies, 1 voice, and was last updated 1 month ago by pbutkiewicz5. Viewing 1 post (of 1 total) Author Posts February 5, 2025 at 10:07 am #5936 pbutkiewicz5Participant for J=0 L and S are parallel and pointing in opposite direction for J=1 L and S are perpendicular to each other for J=2 L and S are parallel and pointing in the same direction 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