Home › Forums › Hyperfine course › electric quadrupole interaction › quadrupole operator › Axial symmetry This topic has 0 replies, 1 voice, and was last updated 2 weeks, 3 days ago by Ward Moortgat. Viewing 1 post (of 1 total) Author Posts March 17, 2025 at 4:19 pm #6442 Ward MoortgatParticipant 1. When Vxx, Vyy, etc. are zero, it is easy to conclude axial symmetry. 2. The elextrons are on the z-axis, and the center of the whole contraption is at the origin of the axis system. 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