${\boldsymbol {\boldsymbol c}}$ ${\boldsymbol {\overline{\boldsymbol c}}}$ MESONS
(including possibly non- ${\boldsymbol {\boldsymbol q}}$ ${\boldsymbol {\overline{\boldsymbol q}}}$ states)

INSPIRE search

${{\boldsymbol h}_{{c}}{(1P)}}$ $I^G(J^{PC})$ = $0^-(1^{+ -})$

Quantum numbers are quark model prediction, ${}^{C} = $ established by ${{\mathit \eta}_{{c}}}{{\mathit \gamma}}$ decay.

${{\mathit h}_{{c}}{(1P)}}$ MASS

$3525.38 \pm0.11$ MeV

${{\mathit h}_{{c}}{(1P)}}$ WIDTH

$0.7 \pm0.4$ MeV

${{\boldsymbol h}_{{c}}{(1P)}}$ PARTIAL WIDTHS

Decay Modes ▸ Expand all decays

$\Gamma_{1}$

${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{0}}$

382

$\Gamma_{2}$

${{\mathit J / \psi}{(1S)}}{{\mathit \pi}}{{\mathit \pi}}$

not seen

312

$\Gamma_{3}$

${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$

${{\mathit p}}{{\overline{\mathit p}}}$

${{\mathit p}}{{\overline{\mathit p}}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$

$(2.9\pm{0.6})\times 10^{-3}$

1390

$\Gamma_{6}$

${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$

$(1.6\pm{0.5})\times 10^{-3}$

1749

$\Gamma_{7}$

2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$

$(8.1\pm{1.8})\times 10^{-3}$

1716

$\Gamma_{8}$

3 ${{\mathit \pi}^{+}}$3 ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$

${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$

$<6\times 10^{-4}$

CL=90%

1640

▸	Radiative decays