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相关论文: Study of Time-Dependent CP Asymmetries with Partia…

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We present a measurement of time-dependent CP-violating asymmetries in decays of neutral B mesons to the final states D*-+ pi+-, using approximately 82 million B B bar events recorded by the BABAR experiment at the PEP-II e+ e- storage…

高能物理 - 实验 · 物理学 2008-11-26 The BABAR Collaboration , B. Aubert

We present a preliminary measurement of the time-dependent CP-violating asymmetry in decays of neutral B mesons to the final states D*-+ pi+- using approximately 178 million BB events recorded by the BaBar experiment at the PEP-II e+e-…

高能物理 - 实验 · 物理学 2007-05-23 The BABAR Collaboration , B. Aubert

We present a measurement of the time-dependent CP-violating asymmetries in decays of neutral B mesons to the final states D*-+ pi+-, using approximately 232 million BBbar events recorded by the BABAR experiment at the PEP2 e+e- storage…

高能物理 - 实验 · 物理学 2010-03-19 The BABAR Collaboration , B. Aubert

We present updated results on time-dependent CP asymmetries in fully reconstructed B0->D(*)+-pi-+ and B0->D+-rho-+ decays in approximately 232 million Y(4S)->BBbar events collected with the BaBar detector at the PEP-II asymmetric-energy B…

高能物理 - 实验 · 物理学 2010-03-19 The BABAR Collaboration , B. Aubert

We report preliminary results on time-dependent CP asymmetries in $B \to D^{*\mp}\pi^{\pm}$ decays. The CP asymmetry in these decays is proportional to $2R_{D^{*} \pi} \sin (2\phi_1 + \phi_3 \pm \delta_{D^{*} \pi})$, where $R_{D^{*} \pi}$…

高能物理 - 实验 · 物理学 2019-08-13 S. Bahinipati , K. Trabelsi , K. Kinoshita

We present preliminary results of a time-dependent measurement of CP-violating asymmetry in fully reconstructed B0->D^(*)+-pi-+ decays in a data sample of approximately 88 million Y(4S)->BB decays collected with the BaBar detector at the…

高能物理 - 实验 · 物理学 2008-11-26 The BABAR Collaboration , B. Aubert

We present a new measurement of the time-dependent CP asymmetry of B0->D*+D*- decays using (471+-5) million BBbar pairs collected with the BaBar detector at the PEP-II B Factory at the SLAC National Accelerator Laboratory. Using the…

高能物理 - 实验 · 物理学 2013-05-30 The BABAR Collaboration

We present a measurement of time-dependent CP-violating asymmetries in fully reconstructed $B^0->D^{(*)\pm}\pi^\mp$ decays in a data sample of approximately 88 million $Y(4S)\to B\bar{B}$ decays collected with the BaBar detector at the…

高能物理 - 实验 · 物理学 2007-05-23 The BABAR Collaboration , B. Aubert

We present updated measurements of time-dependent CP asymmetries in fully reconstructed neutral B decays containing a charmonium meson. The measurements reported here use a data sample of $(465\pm 5)\times 10^6$ $\Upsilon(4S) \to B \bar{B}$…

高能物理 - 实验 · 物理学 2008-08-15 The BABAR Collaboration , B. Aubert

We present a first measurement of CP asymmetries in neutral B decays to D+D-, and updated CP asymmetry measurements in decays to D*+D- and D*-D+. We use fully-reconstructed decays collected in a data sample of (232 +- 3) x 10^6 Y(4S) ->…

高能物理 - 实验 · 物理学 2010-03-19 The BABAR Collaboration , B. Aubert

We report results on time-dependent CP asymmetries in $B \to D^{*\mp}\pi^{\pm}$ decays based on a data sample containing 657 {\times} $10^6$ $B\bar{B}$ pairs collected with the Belle detector at the KEKB asymmetric-energy $e^+ e^-$ collider…

高能物理 - 实验 · 物理学 2019-08-13 S. Bahinipati , K. Trabelsi , K. Kinoshita

We present a preliminary measurement of the time-dependent CP asymmetry in B0 --> K*0 (K_S0 pi0) gamma decays based on 431 x 10^6 Upsilon(4S) --> BBbar decays collected with the BaBar detector at the PEP-II asymmetric-energy e+e- collider…

高能物理 - 实验 · 物理学 2007-08-14 The BABAR Collaboration , B. Aubert

We report on preliminary measurements of time-dependent CP asymmetries in neutral B decays to CP eigenstates with transition amplitudes that are dominated by penguin-type loops. The results are obtained from a data sample of up to 227…

高能物理 - 实验 · 物理学 2019-08-14 Andreas Hocker

We present updated measurements of time-dependent CP asymmetries in fully reconstructed neutral B decays containing a charmonium meson. The measurements reported here use a data sample of (465+/-5) million Upsilon(4S)->BBbar decays…

高能物理 - 实验 · 物理学 2010-04-12 The BABAR Collaboration , B. Aubert

The time-dependent CP asymmetries in fully reconstructed B0 --> D(*)pi/rho decays (new preliminary result), and in partially reconstructed B0 --> D(*)pi decays, are measured with the BaBar detector at the PEP-II asymmetric B factory at…

高能物理 - 实验 · 物理学 2007-05-23 C. Voena

We present a preliminary measurement of time-dependent CP-violating asymmetries in B^0-->J/psi K_S and B^0-->psi(2S) K_S decays recorded by the BABAR detector at the PEP-II asymmetric B Factory at SLAC. The data sample consists of 9.0 fb-1…

高能物理 - 实验 · 物理学 2007-05-23 David G. Hitlin

We present results on time-dependent CP asymmetries in neutral B decays to several CP eigenstates. The measurements use a data sample of about 227 million Upsilon(4S) -> BBbar decays collected by the BABAR detector at the PEP-II…

高能物理 - 实验 · 物理学 2008-11-26 B. Aubert , BABAR Collaboration

We present a measurement of time-dependent CP asymmetries and an updated determination of the CP-odd fraction in the decay B0 --> D*+D*- using a data sample of 88 x 10^6 BBbar pairs collected by the BABAR detector at the PEP-II B Factory at…

高能物理 - 实验 · 物理学 2008-11-26 The BABAR Collaboration , B. Aubert

We present a measurement of time-dependent CP asymmetries and an updated determination of the CP-odd fraction in the decay B^0 --> D^{*+}D^{*-}. The measurements are derived from a data sample of 88 times 10^{6} B bar{B} pairs collected by…

高能物理 - 实验 · 物理学 2007-05-23 The BABAR Collaboration , B. Aubert

We present updated measurements of time-dependent CP asymmetries in fully-reconstructed neutral B decays to several CP eigenstates containing a charmonium meson. The measurements use a data sample of (383 +/- 4) x 10^6 Y(4S)-> BBbar decays…

高能物理 - 实验 · 物理学 2010-04-12 The BABAR Collaboration , B. aubert
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