${{\mathit \eta}{(1405)}}$ WIDTH

${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ MODE ( ${{\mathit a}_{{0}}{(980)}}{{\mathit \pi}}$ or direct ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ )

INSPIRE   PDGID:
M027W4
VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 48 \pm4}$ OUR AVERAGE  Error includes scale factor of 2.1.  See the ideogram below.
$51$ $\pm6$ 3651 1
NICHITIU
2002
OBLX 0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$
$42$ $\pm10$ $\pm9$ 20k
ADAMS
2001B
 B852 18 GeV ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{0}}{{\mathit n}}$
$50$ $\pm4$
CICALO
1999
OBLX 0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{\pm}}{{\mathit K}_S^0}$ ${{\mathit \pi}^{\mp}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$
$48$ $\pm5$ 2
BERTIN
1997
OBLX 0.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{\pm}}$( ${{\mathit K}^{0}}$) ${{\mathit \pi}^{\mp}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$
$50$ $\pm4$ 2
BERTIN
1995
OBLX 0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}{{\mathit \pi}}{{\mathit \pi}}$
$75$ $\pm9$
AUGUSTIN
1992
DM2 ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$
$91$ ${}^{+67}_{-31}$ ${}^{+15}_{-38}$ 3
BAI
1990C
 MRK3 ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}_S^0}$ ${{\mathit K}^{\pm}}{{\mathit \pi}^{\mp}}$
$19$ $\pm7$ 3
RATH
1989
MPS 21.4 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit n}}{{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ ${{\mathit \pi}^{0}}$
1  Decaying dominantly directly to ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{0}}$ .
2  Decaying into ( ${{\mathit K}}{{\overline{\mathit K}}}$ )$_{\mathit S}{{\mathit \pi}}$, ( ${{\mathit K}}{{\mathit \pi}}$ )$_{\mathit S}{{\overline{\mathit K}}}$, and ${{\mathit a}_{{0}}{(980)}}{{\mathit \pi}}$ .
3  From fit to the ${{\mathit a}_{{0}}{(980)}}{{\mathit \pi}}$ ${}^{}0{}^{-+}$ partial wave , but ${{\mathit a}_{{0}}{(980)}}{{\mathit \pi}}$ ${}^{}1{}^{++}$ cannot be excluded.

           ${{\mathit \eta}{(1405)}}$ width ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ mode (${{\mathit a}_{{0}}{(980)}}$ ${{\mathit \pi}}$ dominant) (MeV)
References:
NICHITIU 2002
PL B545 261 Study of the ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ Final State in Antiproton Annihilation at Rest if Gaseous Hydrogen at NTP with the OBELIX Spectrometer
ADAMS 2001B
PL B516 264 Observation of Pseudoscalar and Axial Vector Resonances in ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{0}}{{\mathit n}}$ at 18 GeV
CICALO 1999
PL B462 453 Evidence for Two Pseudoscalar States in the 1.4 to 1.5 GeV Mass Region
BERTIN 1997
PL B400 226 A Search for Axial Vectors in ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{\pm}}{{\mathit K}^{0}}$ $_{miss}$ ${{\mathit \pi}^{\mp}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ Annihilations at Rest in Gaseous Hydrogen at NTP
BERTIN 1995
PL B361 187 $\mathit E/\iota $ Decays to ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ in ${{\overline{\mathit p}}}{{\mathit p}}$ Annihilation at Rest
AUGUSTIN 1992
PR D46 1951 Partial Wave Analysis of DM2 Data in the ${{\mathit \eta}{(1430)}}$ Energy Range
BAI 1990C
PRL 65 2507 Partial Wave Analysis of ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}_S^0}$ ${{\mathit K}^{\pm}}{{\mathit \pi}^{\pm}}$
RATH 1989
PR D40 693 The ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ ${{\mathit \pi}^{0}}$ System Produced in ${{\mathit \pi}^{-}}{{\mathit p}}$ Interactions at 21.4 ${\mathrm {GeV/}}\mathit c$