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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: M032

${{\mathit \rho}{(2150)}}$ $I^G(J^{PC})$ = $1^+(1^{- -})$

This entry was previously called ${{\mathit T}_{{{1}}}{(2190)}}$. See the review on "Spectroscopy of Light Meson Resonances."

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▸  exp ${{\mathit \rho}{(2150)}}$ MASS

${{\mathit e}^{+}}{{\mathit e}^{-}}$ PRODUCED

${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$

$\mathit S$-CHANNEL ${{\overline{\mathit N}}}{{\mathit N}}$

${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \pi}^{0}}{{\mathit n}}$

▸  exp ${{\mathit \rho}{(2150)}}$ WIDTH

${{\mathit e}^{+}}{{\mathit e}^{-}}$ PRODUCED

${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$

$\mathit S$-CHANNEL ${{\overline{\mathit N}}}{{\mathit N}}$

${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \pi}^{0}}{{\mathit n}}$

${{\mathit \rho}{(2150)}}$ DECAY MODES

Mode   Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/ Conf. Level P(MeV/c)   $\Gamma_{1}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$ 1077   $\Gamma_{2}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ seen 1068   $\Gamma_{3}$ ${{\mathit K}^{+}}{{\mathit K}^{-}}$ seen 958   $\Gamma_{4}$ 3( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$) seen 959   $\Gamma_{5}$ 2( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$) seen 962   $\Gamma_{6}$ ${{\mathit \eta}^{\,'}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ seen 837   $\Gamma_{7}$ ${{\mathit f}_{{{1}}}{(1285)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ seen 658   $\Gamma_{8}$ ${{\mathit \omega}}{{\mathit \pi}^{0}}$ seen 930   $\Gamma_{9}$ ${{\mathit \omega}}{{\mathit \pi}^{0}}{{\mathit \eta}}$ seen 789   $\Gamma_{10}$ ${{\mathit a}_{{{2}}}{(1320)}}{{\mathit \pi}}$ 665   $\Gamma_{11}$ ${{\mathit p}}{{\overline{\mathit p}}}$ 530