An approach to the properties of the η-η′ system developed to solve the famous U(1) problem is used to calculate the partial widths ratios to η and η′ in the B0 → J/ψη(η′,π) and Bs → J/ψη(η′) decays. We obtain the results in agreement with the experimental data.
|Journal||International Journal of Modern Physics A|
|State||Published - Jul 30 2020|
Bibliographical noteFunding Information:
We are grateful to A. E. Bondar for bringing the KLOE measurement19,20 to our attention. Short version of this paper was published in Ref. 26. M. A. Andreichikov, V. A. Novikov and M. I. Vysotsky are supported by RSF grant 19-12-00123, M. I. Eides is supported by the NSF grant PHY-1724638.
© 2020 World Scientific Publishing Company.
- B-meson decays
- Chiral anomaly
ASJC Scopus subject areas
- Atomic and Molecular Physics, and Optics
- Nuclear and High Energy Physics
- Astronomy and Astrophysics