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The mass of the $\pi^-$
by M. Daum and D. Gotta
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Submission summary
| Authors (as registered SciPost users): | Detlev Gotta |
| Submission information | |
|---|---|
| Preprint Link: | scipost_202102_00019v2 (pdf) |
| Date accepted: | April 28, 2021 |
| Date submitted: | March 23, 2021, 6:12 p.m. |
| Submitted by: | Gotta, Detlev |
| Submitted to: | SciPost Physics |
| Ontological classification | |
|---|---|
| Academic field: | Physics |
| Specialties: |
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| Approach: | Experimental |
Abstract
The most precise values of the mass of the negatively charged pion have been determined from several measurements of X-ray wavelengths for transitions in pionic atoms at PSI. The Particle Data Group gives the average $m_{\pi^-}= (139.570 61 \pm 0.000 24) MeV/c^2$.
Author comments upon resubmission
Updated version according to referee comments.
Published as SciPost Phys. Proc. 5, 010 (2021)