Abstract
After summarizing the properties of the socalled Dalitz Array (DA), which is a genuine characteristics of a resonance, we determine those of the well known ε, γ, andA 2 resonances produced in theK − p→π+π−π0 Λ final state at 4.2 Ge V/c. A tentative measurement of the DA of theA 1 meson produced backwards in the reactionK − p→π+π+π−Σ− is also presented. The data for this analysis come from the high statistics (130 events/μb) experiment performed by the ACNO Collaboration.
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European Organization for Nuclear Research., del Aguila, F., Aguilar-Benitez, M. et al. Dalitz arrays of the ω, φ,A 2 andA 1 resonances. Z. Phys. C - Particles and Fields 4, 1–10 (1980). https://doi.org/10.1007/BF01477301
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DOI: https://doi.org/10.1007/BF01477301