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CHARMED BARYONS ($\mathit C$ = $+1$) ${{\mathit \Lambda}_{{{c}}}^{+}}$ = ${{\mathit u}}{{\mathit d}}{{\mathit c}}$, ${{\mathit \Sigma}_{{{c}}}^{++}}$ = ${{\mathit u}}{{\mathit u}}{{\mathit c}}$, ${{\mathit \Sigma}_{{{c}}}^{+}}$ = ${{\mathit u}}{{\mathit d}}{{\mathit c}}$, ${{\mathit \Sigma}_{{{c}}}^{0}}$ = ${{\mathit d}}{{\mathit d}}{{\mathit c}}$, ${{\mathit \Xi}_{{{c}}}^{+}}$ = ${{\mathit u}}{{\mathit s}}{{\mathit c}}$, ${{\mathit \Xi}_{{{c}}}^{0}}$ = ${{\mathit d}}{{\mathit s}}{{\mathit c}}$, ${{\mathit \Omega}_{{{c}}}^{0}}$ = ${{\mathit s}}{{\mathit s}}{{\mathit c}}$

INSPIRE   JSON PDGID: S048

${{\mathit \Xi}_{{{c}}}^{0}}$ $I(J^P)$ = $1/2(1/2^{+})$

Neither $\mathit J$ or ${}^{P}$ has actually been measured.

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${{\mathit \Xi}_{{{c}}}^{0}}$ MASS $2470.44$ $\pm0.28$ MeV (S = 1.2)

${{\mathit \Xi}_{{{c}}}^{0}}-{{\mathit \Xi}_{{{c}}}^{+}}$ MASS DIFFERENCE $2.72$ $\pm0.23$ MeV (S = 1.1)

${{\mathit \Xi}_{{{c}}}^{0}}$ MEAN LIFE ($1.504$ $\pm0.028$) $ \times 10^{-13}$ s (S = 1.4)

▸  exp ${{\mathit \Xi}_{{{c}}}^{0}}$ DECAY PARAMETERS

$\alpha $ FOR ${{\mathit \Xi}_{{{c}}}^{0}}$ $\rightarrow$ ${{\mathit \Xi}^{-}}{{\mathit \pi}^{+}}$ $-0.64$ $\pm0.05$

$\alpha $ FOR ${{\overline{\mathit \Xi}}_{{{c}}}^{0}}$ $\rightarrow$ ${{\overline{\mathit \Xi}}^{+}}{{\mathit \pi}^{-}}$ $0.61$ $\pm0.05$

$\alpha $ FOR ${{\mathit \Xi}_{{{c}}}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit K}}^{*}{(892)}^{0}}$ $0.15$ $\pm0.22$

$\alpha $ FOR ${{\mathit \Xi}_{{{c}}}^{0}}$ $\rightarrow$ ${{\mathit \Sigma}^{+}}{{\mathit K}^{*}{(892)}^{-}}$ $-0.52$ $\pm0.30$

$\alpha $ FOR ${{\mathit \Xi}_{{{c}}}^{0}}$ $\rightarrow$ ${{\mathit \Xi}^{0}}{{\mathit \pi}^{0}}$ $-0.90$ $\pm0.27$

▸  exp ${{\mathit \Xi}_{{{c}}}^{0}}$ Tests of Baryon Number Violation

${{\mathit \tau}_{{{{mix}}}}}$, ${{\mathit \Xi}_{{{c}}}^{0}}−{{\overline{\mathit \Xi}}_{{{c}}}^{0}}$ oscillation period $> 1.3$ $\times 10^{-12}$ s

${{\mathit \Xi}_{{{c}}}^{0}}$ DECAY MODES

Mode   Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/ Conf. Level P(MeV/c)   ▸  exp Cabibbo-favored decays $\Gamma_{1}$ ${{\mathit p}}{{\mathit K}^{-}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ ($4.9$ $\pm1.0$) $ \times 10^{-3}$ 676   $\Gamma_{2}$ ${{\mathit p}}{{\mathit K}^{-}}{{\overline{\mathit K}}^{*}{(892)}^{0}}$ , ${{\overline{\mathit K}}^{*0}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}$ ($2.0$ $\pm0.6$) $ \times 10^{-3}$ 413   $\Gamma_{3}$ ${{\mathit p}}{{\mathit K}^{-}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ (no ${{\overline{\mathit K}}^{*0}}$) ($3.0$ $\pm0.8$) $ \times 10^{-3}$ 676   $\Gamma_{4}$ ${{\mathit \Lambda}}{{\mathit K}_S^0}$ ($3.2$ $\pm0.6$) $ \times 10^{-3}$ 906   $\Gamma_{5}$ ${{\mathit \Lambda}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ ($1.45$ $\pm0.28$ ) $\%$ 856   $\Gamma_{6}$ ${{\mathit \Lambda}}{{\overline{\mathit K}}^{*}{(892)}^{0}}$ ($2.6$ $\pm0.6$) $ \times 10^{-3}$ 717   $\Gamma_{7}$ ${{\mathit \Lambda}}{{\overline{\mathit K}}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ seen 786   $\Gamma_{8}$ ${{\mathit \Lambda}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ seen 703   $\Gamma_{9}$ ${{\mathit \Sigma}^{0}}{{\mathit K}_S^0}$ ($5.4$ $\pm1.4$) $ \times 10^{-4}$ 864   $\Gamma_{10}$ ${{\mathit \Sigma}^{+}}{{\mathit K}^{-}}$ ($1.8$ $\pm0.4$) $ \times 10^{-3}$ 868   $\Gamma_{11}$ ${{\mathit \Sigma}^{0}}{{\overline{\mathit K}}^{*}{(892)}^{0}}$ ($9.9$ $\pm1.9$) $ \times 10^{-3}$ 658   $\Gamma_{12}$ ${{\mathit \Sigma}^{+}}{{\mathit K}^{*}{(892)}^{-}}$ ($4.9$ $\pm1.3$) $ \times 10^{-3}$ 661   $\Gamma_{13}$ ${{\mathit \Xi}^{-}}{{\mathit \pi}^{+}}$ ($1.43$ $\pm0.27$ ) $\%$ 875   $\Gamma_{14}$ ${{\mathit \Xi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ ($4.8$ $\pm2.3$ ) $\%$ 816   $\Gamma_{15}$ ${{\mathit \Xi}^{0}}{{\mathit \pi}^{0}}$ ($6.9$ $\pm1.4$) $ \times 10^{-3}$ 879   $\Gamma_{16}$ ${{\mathit \Xi}^{0}}{{\mathit \eta}}$ ($1.6$ $\pm0.4$) $ \times 10^{-3}$ 771   $\Gamma_{17}$ ${{\mathit \Xi}^{0}}{{\mathit \eta}^{\,'}}$ ($1.1$ $\pm0.4$) $ \times 10^{-3}$ 479   $\Gamma_{18}$ ${{\mathit \Xi}^{0}}{{\mathit K}^{+}}{{\mathit K}^{-}}$ 444   $\Gamma_{19}$ ${{\mathit \Xi}^{0}}{{\mathit \phi}}$ , ${{\mathit \phi}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}$ ($5.2$ $\pm1.2$) $ \times 10^{-4}$     $\Gamma_{20}$ ${{\mathit \Xi}^{0}}{{\mathit K}^{+}}{{\mathit K}^{-}}$ nonresonant ($5.6$ $\pm1.2$) $ \times 10^{-4}$ 444   $\Gamma_{21}$ ${{\mathit \Omega}^{-}}{{\mathit K}^{+}}$ ($4.2$ $\pm0.9$) $ \times 10^{-3}$ 522   $\Gamma_{22}$ ${{\mathit \Xi}^{-}}{{\mathit e}^{+}}{{\mathit \nu}_{{{e}}}}$ ($1.05$ $\pm0.20$ ) $\%$ 882   $\Gamma_{23}$ ${{\mathit \Xi}^{-}}{{\mathit \mu}^{+}}{{\mathit \nu}_{{{\mu}}}}$ ($1.01$ $\pm0.21$ ) $\%$ 878   $\Gamma_{24}$ ${{\mathit \Xi}^{0}}{{\mathit \gamma}}$ $<1.7$ $\times 10^{-4}$ CL=90% 885   $\Gamma_{25}$ ${{\mathit \Xi}^{0}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ $<6$ $\times 10^{-5}$ CL=90% 869   $\Gamma_{26}$ ${{\mathit \Xi}^{0}}{{\mathit e}^{+}}{{\mathit e}^{-}}$ $<1.0$ $\times 10^{-4}$ CL=90% 885   ▸  exp Cabibbo-suppressed decays $\Gamma_{27}$ ${{\mathit \Lambda}_{{{c}}}^{+}}{{\mathit \pi}^{-}}$ ($5.5$ $\pm1.1$) $ \times 10^{-3}$ 115   $\Gamma_{28}$ ${{\mathit \Xi}^{-}}{{\mathit K}^{+}}$ ($3.9$ $\pm1.1$) $ \times 10^{-4}$ 789   $\Gamma_{29}$ ${{\mathit \Lambda}}{{\mathit K}^{+}}{{\mathit K}^{-}}$ (no ${{\mathit \phi}}$) ($4.1$ $\pm1.3$) $ \times 10^{-4}$ 648   $\Gamma_{30}$ ${{\mathit \Lambda}}{{\mathit \phi}}$ ($4.9$ $\pm1.3$) $ \times 10^{-4}$ 621

Constrained Fit information