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arxiv: physics/0011044 · v2 · submitted 2000-11-18 · ⚛️ physics.atom-ph

Logarithmic two-loop corrections to the Lamb shift in hydrogen

classification ⚛️ physics.atom-ph
keywords alphacorrectionshydrogenlamblogarithmicshifttwo-loopalter
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Higher order $(\alpha/\pi)^2 (Z \alpha)^6$ logarithmic corrections to the hydrogen Lamb shift are calculated. The results obtained show the two-loop contribution has a very peculiar behavior, and significantly alter the theoretical predictions for low lying S-states.

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