Home › Forums › Hyperfine course › electric quadrupole interaction › quadrupole operator › axial symmetry This topic has 0 replies, 1 voice, and was last updated 1 month, 3 weeks ago by pbutkiewicz5. Viewing 1 post (of 1 total) Author Posts February 26, 2025 at 4:48 pm #6174 pbutkiewicz5Participant (1) from the equation on the previous slide only if \eta is equal 0 (2) because the system stays invariant by rotation them along z axis – this is precisely axial symmetry. 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