CERN Accelerating science

Article
Report number hep-ex/0602014
Title Search for direct CP violation in the decays $K^{\pm} \to 3\pi^{\pm}$
Related titleCHARGE PARITY
Author(s)

Batley, J.R. (Cambridge U.) ; Culling, A.J. (Cambridge U.) ; Kalmus, G. (Cambridge U.) ; Lazzeroni, C. (Cambridge U.) ; Munday, D.J. (Cambridge U.) ; Slater, M.W. (Cambridge U.) ; Arcidiacono, R. (CERN) ; Bocquet, G. (CERN) ; Cabibbo, N. (CERN) ; Ceccucci, A. (CERN) ; Cundy, D. (CERN) ; Falaleev, V. (CERN) ; Fidecaro, M. (CERN) ; Gatignon, L. (CERN) ; Gonidec, A. (CERN) ; Kubischta, W. (CERN) ; Norton, A. (CERN) ; Maier, A. (CERN) ; Patel, M. (CERN) ; Peters, A. (CERN) ; Frabetti, P.L. (Dubna, JINR) ; Goudzovski, E. (Dubna, JINR) ; Hristov, P. (Dubna, JINR) ; Kekelidze, V. (Dubna, JINR) ; Kozhuharov, V. (Dubna, JINR) ; Litov, L. (Dubna, JINR) ; Madigozhin, D. (Dubna, JINR) ; Marinova, E. (Dubna, JINR) ; Molokanova, N. (Dubna, JINR) ; Polenkevich, I. (Dubna, JINR) ; Potrebenikov, Yu. (Dubna, JINR) ; Stoynev, S. (Dubna, JINR) ; Monnier, E. (Chicago U., EFI) ; Swallow, E. (Chicago U., EFI) ; Winston, R. (Chicago U., EFI) ; Rubin, P. (Edinburgh U., Inst. Astron.) ; Walker, A. (Edinburgh U., Inst. Astron.) ; Baldini, W. (INFN, Ferrara ; Ferrara U.) ; Cotta Ramusino, A. (INFN, Ferrara ; Ferrara U.) ; Dalpiaz, P. (INFN, Ferrara ; Ferrara U.) ; Damiani, C. (INFN, Ferrara ; Ferrara U.) ; Fiorini, M. (INFN, Ferrara ; Ferrara U.) ; Gianoli, A. (INFN, Ferrara ; Ferrara U.) ; Martini, M. (INFN, Ferrara ; Ferrara U.) ; Petrucci, F. (INFN, Ferrara ; Ferrara U.) ; Savrie, M. (INFN, Ferrara ; Ferrara U.) ; Scarpa, M. (INFN, Ferrara ; Ferrara U.) ; Bizzeti, A. (Florence U. ; INFN, Florence) ; Calvetti, M. (Florence U. ; INFN, Florence) ; Celeghini, E. (Florence U. ; INFN, Florence) ; Iacopini, E. (Florence U. ; INFN, Florence) ; Lenti, M. (Florence U. ; INFN, Florence) ; Martelli, F. (Florence U. ; INFN, Florence) ; Ruggiero, G. (Florence U. ; INFN, Florence) ; Veltri, M. (Florence U. ; INFN, Florence) ; Behler, M. (Mainz U., Inst. Phys.) ; Eppard, K. (Mainz U., Inst. Phys.) ; Kleinknecht, K. (Mainz U., Inst. Phys.) ; Marouelli, P. (Mainz U., Inst. Phys.) ; Masetti, L. (Mainz U., Inst. Phys.) ; Moosbrugger, U. (Mainz U., Inst. Phys.) ; Morales Morales, C. (Mainz U., Inst. Phys.) ; Renk, B. (Mainz U., Inst. Phys.) ; Wache, M. (Mainz U., Inst. Phys.) ; Wanke, R. (Mainz U., Inst. Phys.) ; Winhart, A. (Mainz U., Inst. Phys.) ; Coward, D.H. (Northwestern U.) ; Dabrowski, A. (Northwestern U.) ; Fonseca Martin, T. (Northwestern U.) ; Shieh, M. (Northwestern U.) ; Szleper, M. (Northwestern U.) ; Velasco, M. (Northwestern U.) ; Wood, M.D. (Northwestern U.) ; Anzivino, G. ; Cenci, P. ; Imbergamo, E. ; Nappi, A. ; Pepe, M. ; Petrucci, M.C. ; Piccini, M. ; Raggi, M. ; Cerri, C. ; Collazuol, G. ; Costantini, F. ; DiLella, L. ; Doble, N. ; Fantechi, R. ; Fiorini, L. ; Giudici, S. ; Lamanna, G. ; Mannelli, I. ; Michetti, A. ; Pierazzini, G. ; Bloch-Devaux, Brigitte (Saclay) ; Cheshkov, C. (Saclay) ; Chze, J.B. (Saclay) ; De Beer, M. (Saclay) ; Derr, J. (Saclay) ; Marel, G. (Saclay) ; Mazzucato, E. (Saclay) ; Peyaud, B. (Saclay) ; Vallage, B. (Saclay) ; Holder, M. (Siegen U.) ; Ziolkowski, M. (Siegen U.) ; Bifani, S. (Turin U. ; INFN, Turin) ; Biino, C. (Turin U. ; INFN, Turin) ; Cartiglia, N. (Turin U. ; INFN, Turin) ; Clemencic, M. (Turin U. ; INFN, Turin) ; Goy Lopez, S. (Turin U. ; INFN, Turin) ; Marchetto, F. (Turin U. ; INFN, Turin) ; Dibon, H. (Vienna, OAW) ; Jeitler, M. (Vienna, OAW) ; Markytan, M. (Vienna, OAW) ; Mikulec, I. (Vienna, OAW) ; Neuhofer, G. (Vienna, OAW) ; Widhalm, L. (Vienna, OAW)

Publication 2006
Imprint 6 Feb 2006
Number of pages 14
Note 14 pages, 5 figures
In: Phys. Lett. B 634 (2006) 474-482
DOI 10.1016/j.physletb.2006.02.011
Subject category Particle Physics - Experiment
Accelerator/Facility, Experiment CERN SPS ; NA48/2
Abstract We report a measurement of the direct CP violation asymmetry parameter $A_g$ in charged kaon decays $K^\pm\to\pi^\pm\pi^+\pi^-$ by the NA48/2 experiment at the CERN SPS. The experiment has been designed not to be limited by systematics in the asymmetry measurement. Using $1.67\times 10^9$ such decays collected during the 2003 run, the charge asymmetry in the Dalitz plot linear slope parameter $g$ has been measured to be $A_g=(1.7\pm2.9)\times 10^{-4}$. The precision of the result is limited by the statistics used.
Copyright/License Elsevier B.V.

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 ჩანაწერი შექმნილია 2006-02-08, ბოლოს შესწორებულია 2025-06-06


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