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

INSPIRE search

${{\boldsymbol X}{(4160)}}$ $I^G(J^{PC})$ = $?^?(?^{? ?})$

Seen by PAKHLOV 2008 in ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit X}}$ , ${{\mathit X}}$ $\rightarrow$ ${{\mathit D}^{*}}{{\overline{\mathit D}}^{*}}$

${{\mathit X}{(4160)}}$ MASS

$4156 {}^{+29}_{-25}$ MeV

${{\mathit X}{(4160)}}$ WIDTH

$139 {}^{+110}_{-60}$ MeV

Decay Modes

$\Gamma_{1}$

${{\mathit D}}{{\overline{\mathit D}}}$

not seen

917

$\Gamma_{2}$

${{\mathit D}^{*}}{{\overline{\mathit D}}}$ + c.c.

not seen

$\Gamma_{3}$

${{\mathit D}^{*}}{{\overline{\mathit D}}^{*}}$

seen

526