LIGHT UNFLAVORED MESONS
($\mathit S$ = $\mathit C$ = $\mathit B$ = $\mathit{0}$)
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 search

${{\mathit \pi}_{{{2}}}{(2005)}}$ $I^G(J^{PC})$ = $1^-(2^{- +})$

${{\mathit \pi}_{{{2}}}{(2005)}}$ MASS

$1963 {}^{+17}_{-27}$ MeV

${{\mathit \pi}_{{{2}}}{(2005)}}$ WIDTH

$370 {}^{+16}_{-90}$ MeV

${{\boldsymbol \pi}_{{{2}}}{(2005)}}$ DECAY MODES

$\Gamma_{1}$

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

seen

956

$\Gamma_{2}$

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

seen

799