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A new measurement of direct CP violation in two pion decays of the neutral kaon (1999) |
- Fanti, V,
- Lai, A,
- Marras, D,
- Musa, L,
- Bevan, A V,
- Gershon, T J,
- Hay, B,
- Moore, R W,
- Moore, K N,
- Munday, D J,
- Needham, M D,
- Parker, M A,
- Takach, S F,
- White, T O,
- Wotton, S A,
- Barr, Giles David,
- Blümer, H,
- Bocquet, G,
- Bremer, J,
- Ceccucci, Augusto,
- Cogan, J,
- Cundy, Donald C,
- Doble, Niels T,
- Funk, W,
- Gatignon, L,
- Gianoli, A,
- Gonidec, A,
- Govi, G,
- Grafström, P,
- Kesseler, G,
- Kubischta, Werner,
- Lacourt, A,
- Luitz, S,
- Matheys, J P,
- Norton, Alan Robert,
- Palestini, S,
- Panzer-Steindel, B,
- Peyaud, B,
- Schinzel, D,
- Taureg, Hans,
- Velasco, M,
- Vossnack, O,
- Wahl, H,
- Wirrer, G,
- Gaponenko, A N,
- Kekelidze, V D,
- Madigozhin, D T,
- Mestvirishvili, A,
- Potrebenikov, Yu K,
- Tatishvili, G T,
- Tkachev, A L,
- Zinchenko, A I,
- Bertolotto, L,
- Boyle, O,
- Knowles, I G,
- Martin, V J,
- Parsons, H,
- Peach, Kenneth J,
- Talamonti, C,
- Contalbrigo, M,
- Dalpiaz, Pietro,
- Duclos, J,
- Formica, A,
- Frabetti, P L,
- Martini, M,
- Petrucci, F,
- Savrié, M,
- Bizzeti, A,
- Calvetti, M,
- Collazuol, G,
- Graziani, G,
- Iacopini, E,
- Lenti, M,
- Michetti, A,
- Becker, H G,
- Buchholz, P,
- Coward, D H,
- Ebersberger, C,
- Fox, H,
- Kalter, A,
- Kleinknecht, K,
- Koch, U,
- Köpke, L,
- Renk, B,
- Scheidt, J,
- Schmidt, J,
- Schönharting, V,
- Schué, Yu,
- Wilhelm, R,
- Wittgen, M,
- Chollet, J C,
- Crépé, S,
- Fayard, Louis,
- Iconomidou-Fayard, L,
- Ocariz, J,
- Unal, G,
- Vattolo, D,
- Wingerter-Seez, I,
- Anzivino, Giuseppina,
- Bordacchini, F,
- Cenci, P,
- Lubrano, P,
- Nappi, A,
- Pepé, M,
- Punturo, M,
- Bertanza, L,
- Bigi, A,
- Calafiura, P,
- Carosi, R,
- Casali, R,
- Cerri, C,
- Cirilli, M,
- Costantini, F,
- Fantechi, R,
- Giudici, Sergio,
- Gorini, B,
- Mannelli, I,
- Marzulli, V M,
- Pierazzini, G M,
- Raffaelli, F,
- Sozzi, M,
- Chèze, J B,
- De Beer, M,
- Debu, P,
- Khristov, P Z,
- Mazzucato, E,
- Schanne, S,
- Turlay, René,
- Vallage, B,
- Augustin, I,
- Bender, M,
- Holder, M,
- Ziolkowski, M,
- Arcidiacono, R,
- Biino, C,
- Cester, R,
- Marchetto, F,
- Menichetti, E,
- Pastrone, N,
- Nassalski, J P,
- Rondio, Ewa,
- Szleper, M,
- Wislicki, W,
- Wronka, S,
- Dibon, Heinz,
- Fischer, G,
- Jeitler, Manfred,
- Markytan, Manfred,
- Mikulec, I,
- Neuhofer, Günther,
- Pernicka, Manfred,
- Taurok, Anton
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Abstract |
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The NA48 experiment at CERN has performed a new measurement of direct CP violation, based on data taken in 1997 by simultaneously collecting $kl$ and $ks$ decays into $pipin$ and $pipic$. The result for the CP violating parameter $ epr$ is $(18.5 pm 4.5 mathrm{(stat)} pm 5.8 mathrm{(syst)}) imes10^{-4}$. |
Publication details |
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