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

INSPIRE   JSON PDGID: M057

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

See the Review on ``Branching Ratios of ${{\mathit \psi}{(2S)}}$, ${{\mathit \chi}}_{c0,1,2}$ and ${{\mathit \eta}_{{{c}}}{(1S)}}$'' before the ${{\mathit \chi}_{{{c0}}}{(1P)}}$ Listings.

▸  Expand all sections   ▾  Collapse all sections

${{\mathit \chi}_{{{c2}}}{(1P)}}$ MASS   $3556.17 \pm0.07$ MeV

${{\mathit \chi}_{{{c2}}}{(1P)}}$ WIDTH   $1.98 \pm0.09$ MeV (S = 1.1)

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

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

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

$\mathit b_{2}/\mathit a_{2}$ Magnetic quadrupole transition amplitude ratio   $-0.11 \pm0.15$

${{\mathit \chi}_{{{c2}}}{(1P)}}$ DECAY MODES ▸  Expand all decays
Mode   Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/ Conf. Level P(MeV/c)   ▸ Hadronic decays ▸ Radiative decays
FOOTNOTES

Constrained Fit information