La g-factor homepage › Forums › lanthanum g-factor › La g-factor This topic has 0 replies, 1 voice, and was last updated 2 years, 9 months ago by mmvdwiel. Viewing 1 post (of 1 total) Author Posts April 30, 2020 at 1:13 pm #3149 Score: 0 mmvdwielParticipant Karma: 1 pt lowest level 2D: 2 = 2S+1=> S = 1/2 D level => L = 2 lowest level => J = 3/2 g_J factor is 0.8 Highest level 2D: S = 1/2, L = 2, J = 5/2 g_J factor is 1.2 We indeed have 5/2=|L+S| >= J >= |L-S|=3/2 When inside lanthanum metal: The ground state is then 1S0 (source https://www.radiochemistry.org/periodictable/la_series/L8.html), so L = 0, S = 0 and therefore J=0, so gJ = 0 too. 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