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Related papers: CP Violation in Hadronic Penguins at BABAR

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The role of B decays in the study of CP violation is reviewed. We treat the interactions and spectroscopy of the $b$ quark and then introduce CP violation in $B$ meson decays, including time-dependences, decays to CP eigenstates and…

High Energy Physics - Phenomenology · Physics 2017-08-23 Jonathan L. Rosner

We analyze the decay B0 --> K+ K- K0 using 383 million B-Bbar events collected by the BaBar detector at SLAC to extract CP violation parameter values over the Dalitz plot. Combining all K+ K- K0 events, we find A_CP = -0.015 +/- 0.077 +/-…

High Energy Physics - Experiment · Physics 2010-04-12 The BABAR Collaboration , B. Aubert

We report the first observation of the radiative decay B^0->\phi K^0\gamma using a data sample of 772x10^6 BBar pairs collected at the Y(4S) resonance with the Belle detector at the KEKB asymmetric-energy e+e- collider. We observe a signal…

High Energy Physics - Experiment · Physics 2019-08-13 H. Sahoo

We present the recent measurements of the B0 -> eta' K0 and the B -> omega K decay modes based on the full data set of 772x10^6 BBbar pairs collected by the Belle detector at the KEKB e+e- collider. In the B0 -> eta' K^{0} mode, we obtain…

High Energy Physics - Experiment · Physics 2014-12-16 V. Chobanova

We present measurements of CP-violation parameters in b -> s gamma transitions based on a sample of 386x10^6 BB pairs collected at the Y(4S) resonance with the Belle detector at the KEKB energy-asymmetric e+e- collider. One neutral B meson…

High Energy Physics - Experiment · Physics 2019-08-14 K. Abe

We present a new measurement of CP-violation parameters in B0 -> Ks pi0 gamma decay based on a sample of 275 x 10^6 B\bar{B} pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB energy-asymmetric e^+e^- collider.…

High Energy Physics - Experiment · Physics 2019-08-14 Y. Ushiroda

Using $471 \times 10^6 ~B \bar B$ decays recorded with the \babar\ detector at the PEP-II $e^+ e^-$ storage ring, we present the time-dependent \CP\ asymmetry measurement in the radiative penguin decay mode $B^0 \rightarrow K^0_S…

High Energy Physics - Experiment · Physics 2019-08-13 Gerald Eigen

We present a precise measurement of the CP violation parameter sin2phi_1 and the direct CP violation parameter A_f using the final data sample of 772x10^6 B\bar B pairs collected at the Upsilon(4S) resonance with the Belle detector at the…

High Energy Physics - Experiment · Physics 2012-12-21 Belle Collaboration , I. Adachi , H. Aihara , D. M. Asner , V. Aulchenko , T. Aushev , T. Aziz , A. M. Bakich , A. Bay , V. Bhardwaj , B. Bhuyan , M. Bischofberger , A. Bondar , A. Bozek , M. Bracko , T. E. Browder , P. Chen , B. G. Cheon , K. Chilikin , R. Chistov , K. Cho , S. -K. Choi , Y. Choi , J. Dalseno , M. Danilov , Z. Dolezal , Z. Drasal , S. Eidelman , D. Epifanov , J. E. Fast , V. Gaur , N. Gabyshev , A. Garmash , Y. M. Goh , B. Golob , J. Haba , K. Hara , T. Hara , K. Hayasaka , H. Hayashii , T. Higuchi , Y. Horii , Y. Hoshi , W. -S. Hou , Y. B. Hsiung , H. J. Hyun , T. Iijima , A. Ishikawa , R. Itoh , M. Iwabuchi , Y. Iwasaki , T. Iwashita , T. Julius , P. Kapusta , N. Katayama , T. Kawasaki , H. Kichimi , C. Kiesling , H. J. Kim , H. O. Kim , J. B. Kim , J. H. Kim , K. T. Kim , Y. J. Kim , K. Kinoshita , B. R. Ko , S. Koblitz , P. Kodyš , S. Korpar , P. Krizan , P. Krokovny , T. Kuhr , R. Kumar , T. Kumita , A. Kuzmin , Y. -J. Kwon , J. S. Lange , S. -H. Lee , J. Li , Y. Li , C. Liu , Y. Liu , Z. Q. Liu , D. Liventsev , R. Louvot , D. Matvienko , S. McOnie , K. Miyabayashi , H. Miyata , Y. Miyazaki , R. Mizuk , G. B. Mohanty , T. Mori , N. Muramatsu , E. Nakano , M. Nakao , H. Nakazawa , S. Neubauer , S. Nishida , K. Nishimura , O. Nitoh , S. Ogawa , T. Ohshima , S. Okuno , S. L. Olsen , Y. Onuki , H. Ozaki , P. Pakhlov , G. Pakhlova , H. K. Park , K. S. Park , T. K. Pedlar , R. Pestotnik , M. Petric , L. E. Piilonen , A. Poluektov , M. Rohrken , M. Rozanska , H. Sahoo , K. Sakai , Y. Sakai , T. Sanuki , Y. Sato , O. Schneider , C. Schwanda , A. J. Schwartz , K. Senyo , V. Shebalin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , B. Shwartz , A. Sibidanov , F. Simon , J. B. Singh , P. Smerkol , Y. -S. Sohn , A. Sokolov , E. Solovieva , S. Stanic , M. Staric , M. Sumihama , K. Sumisawa , T. Sumiyoshi , S. Tanaka , G. Tatishvili , Y. Teramoto , I. Tikhomirov , K. Trabelsi , T. Tsuboyama , M. Uchida , S. Uehara , T. Uglov , Y. Unno , S. Uno , Y. Ushiroda , S. E. Vahsen , G. Varner , K. E. Varvell , A. Vinokurova , C. H. Wang , M. -Z. Wang , P. Wang , M. Watanabe , Y. Watanabe , K. M. Williams , E. Won , B. D. Yabsley , H. Yamamoto , Y. Yamashita , M. Yamauchi , Y. Yusa , Z. P. Zhang , V. Zhilich , A. Zupanc , O. Zyukova

We present direct CP violation measurements using the full BaBar dataset of 471 million BBbar pairs for the following charmless B decays: B0-->rho0Kstar0, B0-->f0Kstar0, B0-->rho-Kstar+ and for the Dalitz plots of B+-->K+K-K+, B+-->KsKsK+…

High Energy Physics - Experiment · Physics 2019-08-13 Eugenia Maria Teresa Irene Puccio

We present a measurement of time-dependent CP-violating asymmetries in neutral B meson decays collected with the BABAR detector at the PEP-II asymmetric-energy B Factory at the Stanford Linear Accelerator Center. The data sample consists of…

High Energy Physics - Experiment · Physics 2008-11-26 B. Aubert

Using a sample of $(225.2\pm 2.8)\times 10^6$ $J/\psi$ events collected with the Beijing Spectrometer (BESIII) at the Beijing Electron-Positron Collider, CP and $P$ violating decays of $\eta$, $\eta'$ and $\etac$ into $\pi^+\pi^-$ and…

High Energy Physics - Experiment · Physics 2011-09-08 The BESIII Collaboration , M. Ablikim

In this presentation, we discuss recent key topics in theoretical analyses of CP violation in benchmarks decays of the $B$ meson. We provide the most updated values of the mixing phases and discuss the importance of including the penguin…

High Energy Physics - Phenomenology · Physics 2024-02-28 Eleftheria Malami

BABAR has studied the time dependent asymmetries in the the decays B0 -> J/psi K0S and B0 -> psi(2S) K0S in a data set of 9.0 fb^-1 taken at the Y(4S)resonance. In these channels we reconstruct 168 events of which 120 are flavor tagged and…

High Energy Physics - Experiment · Physics 2014-11-17 Anders Ryd

We investigate the CP violation in the decay process $\bar B_{s} \rightarrow \phi(\rho,\omega) P \rightarrow K^{+}K^{-}P$ by considering the interference effects of $\phi\rightarrow K^{+}K^{-}$, $\rho\rightarrow K^{+}K^{-}$ and…

High Energy Physics - Phenomenology · Physics 2023-09-28 Gang Lü , Chang Chang Zhang , Yan-Lin Zhao , Li-Ying Zhang

Using data taken during the year 2000 with the NA48 detector at the CERN SPS, a search for the CP violating decay K_S -> 3 pi0 has been performed. From a fit to the lifetime distribution of about 4.9 million reconstructed K0/K0bar -> 3 pi0…

High Energy Physics - Experiment · Physics 2012-08-27 NA48 Collaboration

Recently Ciuchini, Pierini and Silvestrini proposed a method for constraining CKM parameters in B->K pi pi and B_s-> K pi pi through phase measurements of amplitudes involving I=3/2 K*pi final states. We show that complementary information…

High Energy Physics - Phenomenology · Physics 2008-11-26 Michael Gronau , Dan Pirjol , Amarjit Soni , Jure Zupan

We present updated measurements of branching fractions and CP-violating asymmetries for neutral B meson decays to two-body final states of charged pions and kaons. The results are obtained from a data sample of about 60 million Y(4S) -->…

High Energy Physics - Experiment · Physics 2007-05-23 B. Aubert , BABAR Collaboration

We present results on CP violation from approximately 2.8 fb^{-1} of data collected by the D0 Experiment at the Fermilab Tevatron. The results presented are: (i) an improved measurement of the B_s^0 CP-violating phase from a flavor-tagged…

High Energy Physics - Experiment · Physics 2008-10-07 J. Ellison

The BABAR detector at SLAC's PEP-II storage ring has collected data equivalent to about 30.4 fb-1 through June 2001. Results on CP violation, and in particular searches for direct CP violation, and measurement of rare B decays are…

High Energy Physics - Experiment · Physics 2007-05-23 D. Bernard

The phenomenon of CP violation in the B system and strategies for extracting CKM phases are reviewed. We focus both on general aspects and on some recent developments including CP-violating asymmetries in B_d decays, the B_s system in light…

High Energy Physics - Phenomenology · Physics 2014-11-17 Robert Fleischer
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