Computational investigation of static multipole polarizabilities and sum rules for ground-state hydrogen-like ions

Li-Yan Tang, Yong-Hui Zhang, Xian-Zhou Zhang +2

High precision multipole polarizabilities, ${\alpha }_{\ell }$ for $\ell \le 4$ of the $1s$ ground state of the hydrogen isoelectronic series are obtained from the Dirac equation using the…