Rare K decay: results and prospects

Subtracting the two, yields a 90% CL upper limit on the ... (3.48±0.05)×10−6. One wants to subtract from this measured quantity the ratio. Babs γ...

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(CKM) matrix [1], however, our knowledge of the CKM phase is poor today. ... of the B-factory are starting at KEK and SLAC, where CKM sector of SM will be ...

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6224 Agricultural Road, Vancouver, B.C. V6T 1Z1, Canada. 1 Introduction .... Long distance effects are negligible in comparison with short distance effects. K+ → π+νν is ..... NA48/1 plans to study many processes including K0. S → π0l+l− ..

Jun 1, 2006 - For this case, the longitudinal polar- ization fraction and charge asymmetry Ach are also measured. For the B0 → ωK∗0 and B0 → ωω decays, where there are signal yields of about 50 events, fL is left free in the fit (though sinc

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Shoem aker5,R.Soluk7,J.R.Stone5,R.C.Strand1,S.Sugim oto3,Y .Tam agawa2, .... decay at rest in the RS stopping counter was identi ed online,based on the.

Sep 18, 2012 - The observed number of candidates is consistent with the background-only hypothesis, yielding an upper limit of B(K0. S → µ+µ-) < 11(9) × 10-9 at 95 (90)% confidence level. This limit is a factor of thirty below the previous measu

Jan 8, 2014 - box diagrams and are described by three independent Wilson coefficients C7, C9 and C10. Investigations allow us to study different structures, described by the above mentioned. Wilson coefficients. In the SM, the measurement of the forw

18Colorado State University, Fort Collins, Colorado 80523, USA. 19Technische ... Centre Scientifique d'Orsay, B. P. 34, F-91898 Orsay Cedex, France ... 58Princeton University, Princeton, New Jersey 08544, USA ... using a data sample of 470.9 ± 2.8 m

Jan 12, 2007 - Chambers. (DC1-DC4). Trigger. Hodoscope. Muon. System. Steel. CsI .... is the vector dominance inspired model of Bergström, Masso and Singer (BMS) [9]. ... To lowest order this is described by the diagram shown in Fig.

where M is the mass of the lens, and dol, dls, and dos are the distances between the ..... Group, such as probing the star formation history of the universe (Gould.

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tions in a detector, as was first proposed in connection with cryogenic devices [3,4]. The low energies (of the order of keVs) and rates (of ... The experiment is housed in a 3 storey building, erected around a Faraday cage to shield the .... Its des

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Jul 19, 2016 - Pc(4450)+ signals and discussed the possible explanation of this pentaquark state within the picture of a dynamical meson-baryon ..... is the K or p momentum at the K−p center of mass frame at MK−p (mi). Furthermore contact ..... c

large enough to agree with recent experimental data, provided that the B-K∗ form factors A1(m2. Ψ) ... 3LPTHE tour 16 / 1er étage, Université P. et M. Curie, BP 126, 4 place Jussieu, F-75252 PARIS CEDEX 05 (France). ... We note that in two-body