Branching ratio and angular distribution of ejected electrons from Eu 4f<sup>7</sup>6p<sub>1/2</sub><italic>n</italic>d auto-ionizing states

Branching ratio and angular distribution of ejected electrons from Eu 4f⁷6p_1/2nd auto-ionizing states

Wu Xiao-Rui^{1, 2}, Shen Li^{1, 2}, Zhang Kai^{1, 2}, Dai Chang-Jian^{1, 2, †,}, Yang Yu-Na^{1, 2}

Spectrum of the 4f⁷6p_1/27d state and spectra of the anisotropy parameters related to the 4f⁷6s⁺(⁹S^o) ionization limit. (a) Auto-ionization spectrum, (b) β, (c) γ, and (d) ɛ.