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

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

M036W2

VALUE (MeV)

EVTS

DOCUMENT ID

TECN

CHG

COMMENT

• • • We do not use the following data for averages, fits, limits, etc. • • •

$\sim$$48$

RVUE

${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$, ${{\mathit K}}{{\overline{\mathit K}}}$

$\sim$$25$

100

HBC

$\pm{}$

$57$ $\pm13$

143

RVUE

$\pm{}$

¹ T-matrix pole.

² ASTIER 1967 includes data of BARLOW 1967, CONFORTO 1967, ARMENTEROS 1965.

³ Plus systematic errors.

References:

OLLER

PR D60 074023

N/D Description of Two Meson Amplitudes and Chiral Symmetry

PL 25B 294

Further Study of the $\mathit I = 1$ ${{\mathit K}}{{\overline{\mathit K}}}$ Structure near Threshold.

Oxford Conf. 58

Mesons