pdgLive Home   >   ${\mathit {\mathit c}}$ ${\mathit {\overline{\mathit c}}}$ MESONS (including possibly non-${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ states)   >   ${{\mathit \chi}_{{{c1}}}{(4274)}}$   >   ${{\mathit \chi}_{{{c1}}}{(4274)}}$ WIDTH

${{\mathit \chi}_{{{c1}}}{(4274)}}$ WIDTH

INSPIRE   JSON  (beta) PDGID:

M233W

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 51 \pm7}$ OUR AVERAGE $53$ $\pm5$ $\pm5$ 24k 1 AAIJ 2021 E LHCB ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ $32.3$ ${}^{+21.9}_{-15.3}$ $\pm7.6$ 22 2 AALTONEN 2017 CDF ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ • • We do not use the following data for averages, fits, limits, etc. • • $56$ $\pm11$ ${}^{+8}_{-11}$ 4289 3, 4 AAIJ 2017 C LHCB ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ 1  From an amplitude analysis of the decay ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ with a significance of 18 $\sigma $. 2  From a fit to the invariant mass spectrum with a significance of 3.1 $\sigma $. 3  From an amplitude analysis of the decay ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ with a significance of 6.0 $\sigma $. 4  Superseded by AAIJ 2021E.

References