delta S = 2 nonleptonic hyperon decays

dc.creatorWhite, C. G.
dc.creatorBurnstein, R. A.
dc.creatorChakravorty, A.
dc.creatorChan, A.
dc.creatorChen, Y. C.
dc.creatorChoong, W. S.
dc.creatorClark, K.
dc.creatorDukes, E. C.
dc.creatorDurandet, C.
dc.creatorFelix, J.
dc.creatorGidal, G.
dc.creatorGu, P.
dc.creatorGustafson, H. R.
dc.creatorHo, C.
dc.creatorHolmstrom, T.
dc.creatorHuang, M.
dc.creatorJames, C.
dc.creatorJenkins, C. M.
dc.creatorKaplan, D. M.
dc.creatorLederman, L. M.
dc.creatorLeros, N.
dc.creatorLongo, M. J.
dc.creatorLopez, F.
dc.creatorLu, L. C.
dc.creatorLuebke, W.
dc.creatorLuk, K. B.
dc.creatorNelson, K. S.
dc.creatorPark, H. K.
dc.creatorPerroud, J. -P.
dc.creatorRajaram, D.
dc.creatorRubin, H. A.
dc.creatorTeng, P. K.
dc.creatorVolk, J.
dc.creatorWhite, S. L.
dc.creatorZyla, P.
dc.date2005-03-21
dc.date.accessioned2026-07-07T11:30:21Z
dc.date.available2026-07-07T11:30:21Z
dc.descriptionA sensitive search for the rare decays Ω^- \to Λπ^- and Ξ^0 \to p π^- has been performed using data from the 1997 run of the HyperCP (Fermilab E871) experiment. Limits on other such processes do not exclude the possibility of observable rates for |ΔS| = 2 nonleptonic hyperon decays, provided the decays occur through parity-odd operators. We obtain the branching-fraction limits B(Ω^- \to Λπ^-)< 2.9 x 10^{-6} and B(Ξ^0 \to p π^-)< 8.2 x 10^{-6}, both at 90% confidence level.
dc.description4 pages, 5 figures, PRL paper
dc.identifierhttps://arxiv.org/abs/hep-ex/0503036
dc.identifierhttp://arxiv.org/abs/hep-ex/0503036
dc.identifierPhys.Rev.Lett.94:101804,2005
dc.identifierdoi:10.1103/PhysRevLett.94.101804
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/196986
dc.subjectHigh Energy Physics - Experiment
dc.titledelta S = 2 nonleptonic hyperon decays
dc.typetext

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