On the determination of the relative probability of $${\varUpsilon }(5S) \rightarrow B^{(*)}_s\bar{B}^{(*)}_s$$ decays
Abstract Semileptonic decays of the $$B \overline{B}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>B</mml:mi> <mml:mover> <mml:mi>B</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> </mml:mrow> </mml:math> pairs produced in the $${\varUpsilon }(5S)$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>Υ</mml:mi> <mml:mo>(</mml:mo> <mml:mn>5</mml:mn> <mml:mi>S</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> </mml:math> can be used to find the relative probability of $${\varUpsilon }(5\,S) \rightarrow B_s \overline{B}_s$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>Υ</mml:mi> <mml:mrow> <mml:mo>(</mml:mo> <mml:mn>5</mml:mn> <mml:mspace/> <mml:mi>S</mml:mi> <mml:mo>)</mml:mo> </mml:mrow> <mml:mo>→</mml:mo> <mml:msub> <mml:mi>B</mml:mi> <mml:mi>s</mml:mi> </mml:msub> <mml:msub> <mml:mover> <mml:mi>B</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mi>s</mml:mi> </mml:msub> </mml:mrow> </mml:math> decays. This could be achieved by the study of time dependence of B -meson decays to the leptons of equal and opposite signs.
Authors
- E. K. Karkaryan (ORCID: https://orcid.org/0000-0001-5032-2196)
- A. Bondar (ORCID: https://orcid.org/0000-0002-5089-5338)
- M. I. Vysotsky (ORCID: https://orcid.org/0000-0002-0066-6289)
- A. A. Simovonian (ORCID: https://orcid.org/0009-0002-0441-4107)
Institutions
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences (RU)
- Moscow Institute of Physics and Technology (RU)
- Novosibirsk State University (RU)
- Budker Institute of Nuclear Physics (RU)
Publication Details
- Journal
- The European Physical Journal C
- Published
- 2025-11-14
- DOI
- https://doi.org/10.1140/epjc/s10052-025-15039-3
- Citations
- 1
- Primary Topic
- Particle physics theoretical and experimental studies
- Type
- article
- Field-Weighted Citation Impact
- 1.87