three J values homepage › Forums › three J-values › three J values This topic has 0 replies, 1 voice, and was last updated 2 years, 11 months ago by Bram van den Borne. Viewing 1 post (of 1 total) Author Posts March 8, 2020 at 4:01 pm #2827 Score: 0 Bram van den BorneParticipant the J=2 is for parallel and in the same direction since it is the sum of the L and S vectors so they need to be in same direction the J=1 is for perpendicular the J=0 is for parallel but pointing in opposite directions so sum of the vectors is zero 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