The resonance structure of Λ [formula omitted]-spectrum with spin 0 and 1 in π−p interactions at 40 GeV

B.V Bolonkin,V.V Vladimirsky,V.K Grigoriev,A.P Grishin,O.N Erofeeva,Yu.V Katinov,I.Ya Korolkov,V.I Lisin,V.N Luzin,V.N Nozdrachev,V.V Sokolovsky,G.D Tikhomirov,Yu.P Shkurenko,S.A Uzunian

doi:10.1016/s0375-9474(00)00273-6

The resonance structure of Λ [formula omitted]-spectrum with spin 0 and 1 in π−p interactions at 40 GeV

B.V Bolonkin, V.V Vladimirsky + Show 12 more

https://doi.org/10.1016/s0375-9474(00)00273-6

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Journal: Nuclear physics. A

Publication Date: Jul 1, 2000

#Effective Mass Distributions #Singlet State + Show 3 more

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Abstract

Λ Λ effective mass distributions of 2300 events from reaction π −p → Λ Λn at 40 GeV measured at 6-meter spectrometer ITEP are presented. Bumps near 2.3, 2.5 and 2.8 GeV/c 2 are clearly seen. Singlet state dominates at 2.3 GeV/c 2, while state at 2.8 GeV/c 2 is mainly triplet.

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