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DISTO data on Kpp
- Source :
- Nucl.Phys.A835:43-50,2010
- Publication Year :
- 2009
-
Abstract
- The data from the DISTO Collaboration on the exclusive pp -> p K+ Lambda production acquired at T_p = 2.85 GeV have been re-analysed in order to search for a deeply bound K- pp (= X) state, to be formed in the binary process pp -> K+ X. The preliminary spectra of the DeltaM_{K+} missing-mass and of the M_{p Lambda} invariant-mass show, for large transverse-momenta of protons and kaons, a distinct broad peak with a mass M_X = 2265 +- 2 MeV/c^2 and a width Gamma_X = 118 +- 8 MeV/c^2.<br />Comment: 8 pages, 4 figures. Talk presented at the "10th International Conference on Hypernuclear and Strange Particle Physics" (HYP-X), Tokai, Ibaraki, Japan, September 14th-18th, 2009. To appear in the proceedings
- Subjects :
- High Energy Physics - Experiment
Subjects
Details
- Database :
- arXiv
- Journal :
- Nucl.Phys.A835:43-50,2010
- Publication Type :
- Report
- Accession number :
- edsarx.0912.5116
- Document Type :
- Working Paper
- Full Text :
- https://doi.org/10.1016/j.nuclphysa.2010.01.173