# ${{\overline{\boldsymbol p}}}$ ${{\boldsymbol p}}$ $\rightarrow$ ${{\boldsymbol \pi}}{{\boldsymbol \pi}}$ or ${{\overline{\boldsymbol K}}}{{\boldsymbol K}}$ INSPIRE search

VALUE (MeV) DOCUMENT ID TECN  COMMENT
• • • We do not use the following data for averages, fits, limits, etc. • • •
$\sim$$278  1994 RVUE {{\overline{\mathit p}}} {{\mathit p}} \rightarrow {{\mathit \pi}}{{\mathit \pi}} \sim$$200$ 1
 1980 C
RVUE
$\sim$$150 2  1978 B CNTR 0.7-2.4 {{\overline{\mathit p}}} {{\mathit p}} \rightarrow {{\mathit K}^{-}}{{\mathit K}^{+}} \sim$$210$ 3
 1977
CNTR 0.7$-$2.4 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$
1  $\mathit I(\mathit J{}^{P}) = 0(4{}^{+})$ from simultaneous analysis of ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{+}}$ and ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ .
2  $\mathit I(\mathit J{}^{P}) = 0(4{}^{+})$ from Barrelet-zero analysis.
3  $\mathit I(\mathit J{}^{P}) = 0(4{}^{+})$ from amplitude analysis.
References:
 HASAN 1994
PL B334 215 Amplitudes for ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ from 0.36 to 2.5 ${\mathrm {GeV/}}\mathit c$
 MARTIN 1980C
NP B169 216 Exploration of the ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ Channel in the Resonance Region
 CARTER 1978B
NP B141 467 Evidence for New Meson Resonances from the Reaction ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}^{+}}$
 CARTER 1977
PL 67B 117 Evidence for Mesons with Spins 3, 4 and 5 in ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{+}}$ in the Mass Region 2020 to 2580 ${\mathrm {MeV}}/\mathit c{}^{2}$