${{\mathit f}_{{{J}}}{(2220)}}$ WIDTH

INSPIRE   JSON  (beta) PDGID:
M082W
VALUE (MeV) CL% EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 23 {}^{+8}_{-7}}$ OUR AVERAGE
$19$ ${}^{+13}_{-11}$ $\pm12$ 74
BAI
1996B
 BES ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$
$20$ ${}^{+20}_{-15}$ $\pm17$ 46
BAI
1996B
 BES ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}^{+}}{{\mathit K}^{-}}$
$20$ ${}^{+25}_{-16}$ $\pm14$ 23
BAI
1996B
 BES ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}_S^0}$ ${{\mathit K}_S^0}$
$15$ ${}^{+12}_{-9}$ $\pm9$ 32
BAI
1996B
 BES ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit p}}{{\overline{\mathit p}}}$
$60$ ${}^{+107}_{-57}$
ASTON
1988F
 LASS 11 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \Lambda}}$
$80$ $\pm30$
BOLONKIN
1988
SPEC 40 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ ${{\mathit n}}$
$26$ ${}^{+20}_{-16}$ $\pm17$ 93
BALTRUSAITIS
1986D
 MRK3 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}^{+}}{{\mathit K}^{-}}$
$18$ ${}^{+23}_{-15}$ $\pm10$ 23
BALTRUSAITIS
1986D
 MRK3 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}_S^0}$ ${{\mathit K}_S^0}$
• • We do not use the following data for averages, fits, limits, etc. • •
$8.6 \pm2.5$ 1
VLADIMIRSKY
2008
SPEC 40 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ ${{\mathit n}}$ +m${{\mathit \pi}^{0}}$
$\text{<80}$ 90
ALDE
1987C
 GAM2 38 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit \eta}}{{\mathit n}}$
1  $\mathit J{}^{PC} = 2{}^{++}$. Systematic uncertainties not evaluated
References