LIGHT UNFLAVORED MESONS
($\boldsymbol S$ = $\boldsymbol C$ = $\boldsymbol B$ = 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 search

${{\boldsymbol f}_{{2}}^{\,'}{(1525)}}$ $I^G(J^{PC})$ = $0^+(2^{+ +})$ 

${{\mathit f}_{{2}}^{\,'}{(1525)}}$ MASS   $1517.4 \pm2.5$ MeV (S = 2.8)
PRODUCED BY PION BEAM
PRODUCED BY ${{\mathit K}^{\pm}}$ BEAM   $1518.1 \pm2.8$ MeV (S = 3.0)
PRODUCED IN ${{\mathit e}^{+}}{{\mathit e}^{-}}$ ANNIHILATION AND PARTICLE DECAYS   $1514 {}^{+5}_{-4}$ MeV (S = 3.8)
PRODUCED IN ${{\overline{\mathit p}}}{{\mathit p}}$ ANNIHILATION   $1512 \pm4$ MeV 
CENTRAL PRODUCTION   $1515 \pm15$ MeV 
PRODUCED IN ${{\mathit e}}{{\mathit p}}$ COLLISIONS   $1512 \pm3.2$ MeV 
${{\mathit f}_{{2}}^{\,'}{(1525)}}$ WIDTH   $86 \pm5$ MeV (S = 2.2)
PRODUCED BY PION BEAM   $86.9 {}^{+2.3}_{-2.1}$ MeV (S = 1.4)
PRODUCED BY ${{\mathit K}^{\pm}}$ BEAM   $82 \pm6$ MeV 
PRODUCED IN ${{\mathit e}^{+}}{{\mathit e}^{-}}$ ANNIHILATION AND PARTICLE DECAYS   $89.2 {}^{+3.4}_{-3.0}$ MeV (S = 1.8)
PRODUCED IN ${{\overline{\mathit p}}}{{\mathit p}}$ ANNIHILATION   $77 \pm5$ MeV 
CENTRAL PRODUCTION   $70 \pm25$ MeV 
PRODUCED IN ${{\mathit e}}{{\mathit p}}$ COLLISIONS   $83 \pm10$ MeV 
$\Gamma_{1}$ ${{\mathit K}}{{\overline{\mathit K}}}$  $(87.6\pm{2.2})\%$ S=1.1 576
$\Gamma_{2}$ ${{\mathit \eta}}{{\mathit \eta}}$  $(11.6\pm{2.2})\%$ S=1.1 525
$\Gamma_{3}$ ${{\mathit \pi}}{{\mathit \pi}}$  $(8.3\pm{1.6})\times 10^{-3}$ S=1.0 747
$\Gamma_{4}$ ${{\mathit K}}{{\overline{\mathit K}}^{*}{(892)}}$ + c.c.  299
$\Gamma_{5}$ ${{\mathit \pi}}{{\mathit K}}{{\overline{\mathit K}}}$  509
$\Gamma_{6}$ ${{\mathit \pi}}{{\mathit \pi}}{{\mathit \eta}}$  628
$\Gamma_{7}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{-}}$  693
$\Gamma_{8}$ ${{\mathit \gamma}}{{\mathit \gamma}}$  $(9.5\pm{1.1})\times 10^{-7}$ S=1.1 759
    constrained fit information