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Final State Interactions in the Near-Threshold Production of Kaons from Proton-Proton Collisions

1998/02/09 by A. Sibirtsev, Sibirtsev, A., W. Cassing +1
Medicine · Physics and Astronomy · #Atomic and Molecular Physics #FOS: Physical sciences #Magnetic confinement fusion research #Nuclear Theory (nucl-th) #Radiation Therapy and Dosimetry #nucl-th

paper · pdf · doi:10.48550/arxiv.nucl-th/9802025

10 pages, LaTeX, including 5 ps-figures, UGI-98-7

openalex publication_date 1998/02/09 · arxiv created 1998/02/12 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We analyse the pp → p ΛK cross section recently measured at COSY arguing that the enhancement of the production cross section at energies close to the reaction threshold should be due to the Λp final state interaction. We find that the experimental Λp elastic scattering data as well as the predictions from the Jülich-Bonn model are in reasonable agreement with the new results on K+-meson production. We propose to study directly the final state interaction by measurements of the cross section as a function of the hyperon momentum in the Λp cm system.

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