${{\boldsymbol a}_{{0}}{(980)}}$ WIDTH

${{\boldsymbol K}}{{\overline{\boldsymbol K}}}$ ONLY INSPIRE search

VALUE (MeV) EVTS DOCUMENT ID TECN CHG  COMMENT
$92$ $\pm8$ 1
ABELE
1998
CBAR 0.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_L^0}$ ${{\mathit K}^{\pm}}{{\mathit \pi}^{\mp}}$
• • • We do not use the following data for averages, fits, limits, etc. • • •
$\sim$$24$ 2
OLLER
1999C
 RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ , ${{\mathit K}}{{\overline{\mathit K}}}$
$\sim$$25$ 100 3
ASTIER
1967
HBC $\pm{}$
$57$ $\pm13$ 143 4
ROSENFELD
1965
RVUE $\pm{}$
1  T-matrix pole on sheet II, the pole on sheet III is at 1006-i49 MeV.
2  T-matrix pole.
3  ASTIER 1967 includes data of BARLOW 1967 , CONFORTO 1967 , ARMENTEROS 1965 .
4  Plus systematic errors.
  References:
OLLER 1999C
PR D60 074023 N/D Description of Two Meson Amplitudes and Chiral Symmetry
ABELE 1998
PR D57 3860 ${{\overline{\mathit p}}}{{\mathit p}}$ Annihilation at Rest into ${{\mathit K}_L^0}$ ${{\mathit K}^{\pm}}{{\mathit \pi}^{\mp}}$
ASTIER 1967
PL 25B 294 Further Study of the $\mathit I = 1$ ${{\mathit K}}{{\overline{\mathit K}}}$ Structure near Threshold.
ROSENFELD 1965
Oxford Conf. 58 Mesons