Two-body hadronic decays of the 3.1 GeV resonance期刊界 All Journals 搜尽天下杂志传播学术成果专业期刊搜索期刊信息化学术搜索

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Two-body hadronic decays of the 3.1 GeV resonance

Authors:	W Braunschweig H-U Martyn HG Sander D Schmitz W Sturm W Wallraff K Berkelman D Cords R Felst E Gadermann G Grindhammer H Hultschig P Joos W Koch U Kötz H Krehbiel D Kreinick J Ludwig S Yamada

Institution:	I. Physikalisches Institut der RWTH Aachen, Germany;Deutsches Elektronen-Synchroton DESY and II. Institut für Experimental-physik der Universität Hamburg, Hamburg, Germany

Abstract:	Hadronic two body decays of the 3.1 GeV resonance were measured and the following branching ratios were obtained: Γ_π⁺_π^?/Γ_μ_μ <0.0046, Γ_K⁺_K^?/Γ_μ_μ <0.0084, and $Γ_{p} p / Γ_{μ}_{μμ} = 0.036 ± 0.010$ assuming the p $p$ decay distribution is ≈ + cos²θ.

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