Logarithmic two-loop corrections to the Lamb shift in hydrogen - art. no. 042503

Authors
Pachucki, K
Citation
K. Pachucki, Logarithmic two-loop corrections to the Lamb shift in hydrogen - art. no. 042503, PHYS REV A, 6304(4), 2001, pp. 2503
Citations number
25
Categorie Soggetti
Physics
Journal title
PHYSICAL REVIEW A
ISSN journal
10502947 → ACNP
Volume
6304
Issue
4
Year of publication
2001
Database
ISI
SICI code
1050-2947(200104)6304:4<2503:LTCTTL>2.0.ZU;2-Z
Abstract
Higher-order (alpha/pi)(2) (Z alpha)(6) logarithmic corrections to the hydr ogen Lamb shift are calculated. The results obtained show the two-loop cont ribution has a very peculiar behavior and significantly alter the theoretic al predictions for low-lying S states.