Emission spectra and invariant masses of Lambda and p in the stopped-K-NN absorption process in 4He and 6Li

dc.creatorYamazaki, Toshimitsu
dc.creatorAkaishi, Yoshinori
dc.date2006-09-27
dc.date2007-06-10
dc.date.accessioned2026-07-07T10:42:40Z
dc.date.available2026-07-07T10:42:40Z
dc.descriptionWe have calculated the emission spectra of Y and N and invariant masses of YN pairs in the direct K-NN --> YN absorption process at rest in 4He and light nuclei in order to provide theoretical tools for correct interpretations of experimental data with or without invoking kaonic nuclear bound states. All the momentum distributions are broad with widths around 150-200 MeV/c (except for the case of 6Li target), while the partial invariant mass of each YN pair has a peak around 2310-2330 MeV/c2. We argue against the interpretations of stopped-K- experimental data of KEK and FINUDA by Oset and Toki and by Magas, Oset, Ramos and Toki.
dc.description29 pages, 15 figures
dc.identifierhttps://arxiv.org/abs/nucl-ex/0609041
dc.identifierhttp://arxiv.org/abs/nucl-ex/0609041
dc.identifierNucl.Phys.A792:229-248,2007
dc.identifierdoi:10.1016/j.nuclphysa.2007.05.014
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/182026
dc.subjectNuclear Experiment
dc.titleEmission spectra and invariant masses of Lambda and p in the stopped-K-NN absorption process in 4He and 6Li
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