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 $\mathit I = 0$ (${{\mathit \eta}}$, ${{\mathit \eta}^{\,'}}$, ${{\mathit h}}$, ${{\mathit h}^{\,'}}$, ${{\mathit \omega}}$, ${{\mathit \phi}}$, ${{\mathit f}}$, ${{\mathit f}^{\,'}}$): ${\mathit {\mathit c}}_{{\mathrm {1}}}({{\mathit u}}{{\overline{\mathit u}}}$ $+$ ${{\mathit d}}{{\overline{\mathit d}}}$) $+$ ${\mathit {\mathit c}}_{{\mathrm {2}}}({{\mathit s}}{{\overline{\mathit s}}}$)

#### ${{\mathit f}_{{{2}}}{(2150)}}$

$I^G(J^{PC})$ = $0^+(2^{+ +})$
This entry was previously called ${{\mathit T}_{{{0}}}}$.
${{\mathit f}_{{{2}}}{(2150)}}$ MASS
 ${{\mathit f}_{{{2}}}{(2150)}}$ MASS, COMBINED MODES (MeV) $2157 \pm12$ MeV
 ${{\mathit \eta}}{{\mathit \eta}}$ MODE $2157 \pm12$ MeV
 ${{\mathit \eta}}{{\mathit \pi}}{{\mathit \pi}}$ MODE
 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$
 $\mathit S$-CHANNEL ${{\overline{\mathit p}}}{{\mathit p}}$, ${{\overline{\mathit N}}}{{\mathit N}}$ or ${{\overline{\mathit K}}}{{\mathit K}}$
 ${{\mathit K}}{{\overline{\mathit K}}}$ MODE
${{\mathit f}_{{{2}}}{(2150)}}$ WIDTH
 ${{\mathit f}_{{{2}}}{(2150)}}$ WIDTH, COMBINED MODES (MeV) $152 \pm30$ MeV (S = 1.4)
 ${{\mathit \eta}}{{\mathit \eta}}$ MODE $152 \pm30$ MeV (S = 1.4)
 ${{\mathit \eta}}{{\mathit \pi}}{{\mathit \pi}}$ MODE
 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ $250$ MeV
 $\mathit S$-CHANNEL ${{\overline{\mathit p}}}{{\mathit p}}$, ${{\overline{\mathit N}}}{{\mathit N}}$ or ${{\overline{\mathit K}}}{{\mathit K}}$
 ${{\mathit K}}{{\overline{\mathit K}}}$ MODE
 $\Gamma_{1}$ ${{\mathit \pi}}{{\mathit \pi}}$ 1070
 $\Gamma_{2}$ ${{\mathit \eta}}{{\mathit \eta}}$ seen 929
 $\Gamma_{3}$ ${{\mathit K}}{{\overline{\mathit K}}}$ seen 959
 $\Gamma_{4}$ ${{\mathit f}_{{{2}}}{(1270)}}{{\mathit \eta}}$ seen 542
 $\Gamma_{5}$ ${{\mathit a}_{{{2}}}{(1320)}}{{\mathit \pi}}$ seen 666
 $\Gamma_{6}$ ${{\mathit p}}{{\overline{\mathit p}}}$ seen 532
 FOOTNOTES