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Chinese Physics C> 1989, Vol. 13> Issue(3) : 222-225 

THE SIGN OF Δγ FOR THE Bd-Bd SYSTEM FROM PRESENTLY KNOWN VALUES OF THE K-M PARAMETERS

  •  Institute of Hish Enerss Physics,Academia Sinica,Beijing

  • We point out that in certain region of t quark mass and KM parameters,the nearly CP even eigenstate Bd+ can be longer lived than the nearly CP odd one Bd－.If this happens,many CP violation effects should change their signs correspondingly.
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    [1] M. Kobayashi and T. Maskawa, Prog. Theo. Phys, 49(1973), 652.[2] e.g. H. Schrder (Angus Collaboration), talk on XXII Recontre de Moriond, Les Ares, March 1987.[3] H. Wahl, NA31 Collaboration, Seminar at CERN, July 1987.[4] H. Albrecht, Argus Collaboration, Seminar at CERN, Aug. 1987.[5] L. Wolfenstein, Nucl. Phys., 246B (1985), 45.[6] D. S. Du, I Dunietz and D. D. Wu, Phys. Rev., D34(1986), 3414; L. Dunietz and J. Rosner, Phys. Rev.,D34(1986), 1404.[7] D. D. Wu, X. Q. Li and P. Wang, BIHEP-TH-86-26.[8] 吴丹迪，高能物理与核物理，11(1987),713.[9] J. Hagelin, Nucl. Phys, B193 (1981), 123.[10] P. K. Kabir and D. D. Wu, in preparation. CERN-TH-4841/87.[11] D. D. Wu, Phys. Lett., 90B(1980), 451.[12] D. D. Wu, Phys ; Rev., D33(1986), 860.[13] J . Ellis, J. S. Hagelin, S. Rudaz and D. D. Wu, Nucl. Phys., B304(1988) 205 and therein.

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WU Dan-Di. THE SIGN OF Δγ FOR THE Bd-Bd SYSTEM FROM PRESENTLY KNOWN VALUES OF THE K-M PARAMETERS[J]. Chinese Physics C, 1989, 13(3): 222-225.
WU Dan-Di. THE SIGN OF Δγ FOR THE Bd-Bd SYSTEM FROM PRESENTLY KNOWN VALUES OF THE K-M PARAMETERS[J]. Chinese Physics C, 1989, 13(3): 222-225. shu
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Received: 1900-01-01
Revised: 1900-01-01
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THE SIGN OF Δγ FOR THE Bd-Bd SYSTEM FROM PRESENTLY KNOWN VALUES OF THE K-M PARAMETERS

    Corresponding author: WU Dan-Di,
  • Institute of Hish Enerss Physics,Academia Sinica,Beijing
  • Received Date: 1900-01-01
  • Accepted Date: 1900-01-01
  • Available Online: 1989-03-05

Abstract: We point out that in certain region of t quark mass and KM parameters,the nearly CP even eigenstate Bd+ can be longer lived than the nearly CP odd one Bd－.If this happens,many CP violation effects should change their signs correspondingly.

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