The Lamb Shift of Hydrogen and Low-Energy Tests of QED

Savely G. Karshenboim, D. I. Mendeleev

Leading logarithmic corrections to the difference of Lamb shifts of s-states $E_L(1s)-8E_L(2s)$ and to the life time of $2p_{1/2}$ state are considered. The result of Sokolov and Y…