We have calculated the leading three-loop recoil correction in the muonium hyperfine splitting. After recent numerical calculation of the remaining two-loop corrections this term of the form ∼(α/π)3(me/mμ) ln3 (mμ/me) is the largest of the yet unknown terms.
|Number of pages||3|
|Journal||Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics|
|State||Published - Oct 11 1984|
ASJC Scopus subject areas
- Nuclear and High Energy Physics