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Observation of the Decay Λ_c⁺→ Σ⁻π⁺π⁺π⁰
(Elsevier B.V, 2017)
We report the first observation of the decay Λ_c⁺→ Σ⁻π⁺π⁺π⁰, based on data obtained in e⁺e⁻ annihilations with an integrated luminosity of 567 pb⁻¹ at √s̅=4.6 GeV. The data were collected with the BESIII detector at the ...