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${{\mathit \Lambda}}$ DECAY PARAMETERS

See the ``Note on Baryon Decay Parameters'' in the neutron Listings. Some early results have been omitted.

${{\overline{\mathit \alpha}}_{{{0}}}}$ $/$ ${{\mathit \alpha}_{{{+}}}}$ in ${{\overline{\mathit \Lambda}}}$ $\rightarrow$ ${{\overline{\mathit n}}}{{\mathit \pi}^{0}}$, ${{\overline{\mathit \Lambda}}}$ $\rightarrow$ ${{\overline{\mathit p}}}{{\mathit \pi}^{+}}$

INSPIRE   JSON  (beta) PDGID:

S018A1

VALUE EVTS DOCUMENT ID TECN  COMMENT $\bf{ 0.876 {}^{+0.022}_{-0.020}}$ OUR AVERAGE  Error includes scale factor of 1.4. $0.863$ $\pm0.014$ ${}^{+0.012}_{-0.008}$ 123k ABLIKIM 2024 AR BES3 ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \Xi}}{{\overline{\mathit \Xi}}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}}{{\mathit \pi}}{{\mathit \pi}}$ $0.913$ $\pm0.028$ $\pm0.012$ 47k ABLIKIM 2019 BJ BES3 ${{\mathit J / \psi}}$ to ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}}$

References

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