Search for CP-violating charge asymmetry in B±→J/ ψK± decays

We present the result of a search for charge asymmetry in B ±→J/ψK± decays using 772×106 BB̄ pairs collected at the Υ(4S) resonance by the Belle detector at the KEKB asymmetric-energy e+e- collider. The CP-violating charge asymmetry is measured to be ACP(B+→J/ ψK+)=[-0.76±0.50(stat)±0.22(syst)]%. ©...

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Bibliographic Details
Main Authors: Sakai, K, Kawasaki, T, Aihara, H, Arinstein, K, Aushev, T, Bakich, A, Balagura, V, Barberio, E, Belous, K, Bhardwaj, V, Bhuyan, B, Bischofberger, M, Bondar, A, Bozek, A, Bračko, M, Browder, T, Chang, M, Chao, Y, Chen, A, Chen, K, Chen, P, Cheon, BG, Chiang, C, Cho, K, Choi, Y
Format: Journal article
Language:English
Published: 2010