Many body study of the Bohr-Weisskopf effect in the thallium atom

S. D. Prosnyak, D. E. Maison, L. V. Skripnikov

We report the relativistic coupled cluster study of the hyperfine structure and effect of the nuclear magnetization distribution (Bohr-Weisskopf effect) in the $6P_{1/2}$, $6P_{3/2…