Implications on the Unitarity Triangle from kaons: KLOE results

Bocchetta, S. S. (2009) Implications on the Unitarity Triangle from kaons: KLOE results. Il nuovo cimento C, 32 (3\4). pp. 193-196. ISSN 1826-9885

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Abstract

We present the KLOE measurements on KS, KL, K± semileptonic decays from which we find |Vus| = 0.2237(13). From the KLOE measurement of BR(K+ → μ+ν) we obtain |Vus/Vud| = 0.2323(15). An overall fit gives |Vus| = 0.2249(10) and |Vud| = 0.97417(26), compatible with unitarity: 1 − (V2ud + V2us + V2ub) = (4 ± 7) × 10−4.

Item Type: Article
Uncontrolled Keywords: Determination of Kobayashi-Maskawa matrix elements
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 26 Mar 2020 16:32
Last Modified: 26 Mar 2020 16:32
URI: http://eprints.bice.rm.cnr.it/id/eprint/16650

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