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LIGHT UNFLAVORED MESONS ($\mathit S$ = $\mathit C$ = $\mathit B$ = 0) For $\mathit I = 1$ (${{\mathit \pi}}$, ${{\mathit b}}$, ${{\mathit \rho}}$, ${{\mathit a}}$): ${\mathit {\mathit u}}$ ${\mathit {\overline{\mathit d}}}$, (${\mathit {\mathit u}}$ ${\mathit {\overline{\mathit u}}}−{\mathit {\mathit d}}$ ${\mathit {\overline{\mathit d}}})/\sqrt {2 }$, ${\mathit {\mathit d}}$ ${\mathit {\overline{\mathit u}}}$; for $\mathit I = 0$ (${{\mathit \eta}}$, ${{\mathit \eta}^{\,'}}$, ${{\mathit h}}$, ${{\mathit h}^{\,'}}$, ${{\mathit \omega}}$, ${{\mathit \phi}}$, ${{\mathit f}}$, ${{\mathit f}^{\,'}}$): ${\mathit {\mathit c}}_{{\mathrm {1}}}({{\mathit u}}{{\overline{\mathit u}}}$ $+$ ${{\mathit d}}{{\overline{\mathit d}}}$) $+$ ${\mathit {\mathit c}}_{{\mathrm {2}}}({{\mathit s}}{{\overline{\mathit s}}}$)

INSPIRE   JSON PDGID: M125

${{\mathit \omega}{(1420)}}$ $I^G(J^{PC})$ = $0^-(1^{- -})$

See also the ${{\mathit \omega}{(1650)}}$ particle listing.

${{\mathit \omega}{(1420)}}$ MASS [1] $1410$ $\pm60$ MeV

${{\mathit \omega}{(1420)}}$ WIDTH [1] $290$ $\pm190$ MeV

${{\mathit \omega}{(1420)}}$ DECAY MODES

Mode   Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/ Conf. Level P(MeV/c)   $\Gamma_{1}$ ${{\mathit \rho}}{{\mathit \pi}}$ seen 480   $\Gamma_{2}$ ${{\mathit \omega}}{{\mathit \pi}}{{\mathit \pi}}$ seen 437   $\Gamma_{3}$ ${{\mathit \omega}}{{\mathit \eta}}$ 230   $\Gamma_{4}$ ${{\mathit b}_{{{1}}}{(1235)}}{{\mathit \pi}}$ seen 112   $\Gamma_{5}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$ seen 705   $\Gamma_{6}$ ${{\mathit \pi}^{0}}{{\mathit \gamma}}$ 699

[1] Our estimate. See the Particle Listings for details.