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

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

INSPIRE   PDGID:

M036W2

VALUE (MeV) EVTS DOCUMENT ID TECN CHG  COMMENT • • We do not use the following data for averages, fits, limits, etc. • • $\sim$$48$ 1 OLLER 1999 C RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ , ${{\mathit K}}{{\overline{\mathit K}}}$ $\sim$$25$ 100 2 ASTIER 1967 HBC $\pm{}$ $57$ $\pm13$ 143 3 ROSENFELD 1965 RVUE $\pm{}$ 1  T-matrix pole. 2  ASTIER 1967 includes data of BARLOW 1967 , CONFORTO 1967 , ARMENTEROS 1965 . 3  Plus systematic errors.

References:

OLLER 1999C PR D60 074023 N/D Description of Two Meson Amplitudes and Chiral Symmetry 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

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