Study of the isovector scalar mesons in the channel anti-p p --> K+- K0(S) pi-+ at rest with initial angular momentum state selection

Collaboration
1998

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199820052012201920240123456
Abstract: (Elsevier)
The study of the I =1, J PC =0 ++ states with the OBELIX detector in the channel p ̄ p→K ± K 0 S π ∓ at three different target densities is reported. The data show the evidence for an extra scalar state with mass 1.29±0.01 GeV/ c 2 and width 0.080±0.005 GeV/ c 2 .
  • anti-p p: annihilation
  • hydrogen: density
  • at rest
  • scalar meson: search for
  • scalar meson: isovector
  • final state: (K0(S) K pi)
  • mass spectrum
  • angular momentum
  • Dalitz plot
  • partial wave analysis