Simple derivation of helium Lamb shift
- 14 December 1998
- journal article
- Published by IOP Publishing in Journal of Physics B: Atomic, Molecular and Optical Physics
- Vol. 31 (23), 5123-5133
- https://doi.org/10.1088/0953-4075/31/23/010
Abstract
A simple derivation of Lamb shift in the two-electron helium atom, in the spirit of nonrelativistic quantum electrodynamics, is presented. Moreover, a complete expression for the leading recoil correction is derived for the first time.Keywords
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