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

INSPIRE search

${{\boldsymbol \chi}_{{c2}}{(1P)}}$ $I^G(J^{PC})$ = $0^+(2^{+ +})$

See the Review on ``${{\mathit \psi}{(2S)}}$ and ${{\mathit \chi}_{{c}}}$ branching ratios'' before the ${{\mathit \chi}_{{c0}}{(1P)}}$ Listings.

${{\mathit \chi}_{{c2}}{(1P)}}$ MASS

$3556.17 \pm0.07$ MeV

${{\mathit \chi}_{{c2}}{(1P)}}$ WIDTH

$1.97 \pm0.09$ MeV

▸	MULTIPOLE AMPLITUDES IN ${{\boldsymbol \chi}_{{c2}}{(1P)}}$ $\rightarrow$ ${{\boldsymbol \gamma}}{{\boldsymbol J / \psi}{(1S)}}$ RADIATIVE DECAY

▸	MULTIPOLE AMPLITUDES IN ${{\boldsymbol \psi}{(2S)}}$ $\rightarrow$ ${{\boldsymbol \gamma}}{{\boldsymbol \chi}_{{c2}}{(1P)}}$ RADIATIVE DECAY

MULTIPOLE AMPLITUDE RATIOS IN RADIATIVE DECAYS ${{\boldsymbol \psi}{(2S)}}$ $\rightarrow$ ${{\boldsymbol \gamma}}{{\boldsymbol \chi}_{{c2}}{(1P)}}$ and ${{\boldsymbol \chi}_{{c2}}}$ $\rightarrow$ ${{\boldsymbol \gamma}}{{\boldsymbol J / \psi}{(1S)}}$

$\mathit b_{2}/\mathit a_{2}$ Magnetic quadrupole transition amplitude ratio

$-0.11 \pm0.15$

Decay Modes ▸ Expand all decays

▸	Hadronic decays

▸	Radiative decays

constrained fit information