Precision measurement of the Ξ0 mass and the branching ratios of the decays Ξ0 → Λγ and Ξ0 → ∑0γ

A new precision measurement of the Ξ0 mass has been performed at the NA48 experiment at the CERN SPS. The value obtained is [1314.82±0.06 (stat.) ±0.2 (syst.)] MeV/c2. The branching ratios of Xi;0 radiative decays have been measured as: Br(Ξ0 → Λγ) = [1.90 ± 0.34(stat.) ± 0.19(syst.)] · 10-3 and Br(...

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Bibliographic Details
Main Authors: Fanti, V, Lai, A, Marras, D, Musa, L, Nappi, A, Hay, B, Moore, K, Moore, R, Munday, D, Needham, MD, Parker, M, White, T, Wotton, SA, Barr, G, Blümer, H, Bocquet, G, Bremer, J, Ceccucci, A, Cogan, J, Cundy, D, Doble, N, Fischer, G, Funk, W, Gatignon, L, Gianoli, A
Format: Journal article
Language:English
Published: 2000