${{\boldsymbol f}_{{0}}{(2100)}}$ WIDTH INSPIRE search

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 284 {}^{+60}_{-32}}$ OUR AVERAGE
$273$ ${}^{+27}_{-24}$ ${}^{+70}_{-23}$ 5.5k 1
ABLIKIM
2013N
 BES3 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \eta}}{{\mathit \eta}}$
$330$ $\pm100$
BAI
2000A
 BES ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}$( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$)
• • • We do not use the following data for averages, fits, limits, etc. • • •
$236$ $\pm14$ 80k 2
UMAN
2006
E835 5.2 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}}{{\mathit \pi}^{0}}$
$211$ $\pm29$ 3
ANISOVICH
2000J
 SPEC 2.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ , ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ , ${{\mathit \eta}}{{\mathit \eta}}$ , ${{\mathit \eta}}{{\mathit \eta}^{\,'}}$ , ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$
$200$ $\pm25$
ANISOVICH
1999K
 SPEC $0.6 - 1.94$ ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}}$ , ${{\mathit \eta}}{{\mathit \eta}^{\,'}}$
$\sim$$203$
BUGG
1995
${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$
$\sim$$273$
HASAN
1994
RVUE ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$
1  From partial wave analysis including all possible combinations of 0${}^{++}$, 2${}^{++}$, and 4${}^{++}$ resonances.
2  Statistical error only.
3  Includes the data of ANISOVICH 2000B indicating to exotic decay pattern.
  References:
ABLIKIM 2013N
PR D87 092009 Partial Wave Analysis of ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \eta}}{{\mathit \eta}}$
UMAN 2006
PR D73 052009 Light Quark Resonances in ${{\overline{\mathit p}}}{{\mathit p}}$ Annihilations at 5.2 GeV/$\mathit c$
ANISOVICH 2000J
PL B491 47 I = 0 C = +1 Mesons from 1920 to 2410 MeV
BAI 2000A
PL B472 207 Partial Wave Analysis of ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}$( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$)
ANISOVICH 1999K
PL B468 309 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}}$ and ${{\mathit \eta}}{{\mathit \eta}^{\,'}}$ from 600 to 1940 ${\mathrm {MeV}}/\mathit c$
BUGG 1995
PL B353 378 Further Amplitude Analysis of ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}$( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$)
HASAN 1994
PL B334 215 Amplitudes for ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ from 0.36 to 2.5 ${\mathrm {GeV/}}\mathit c$