Related papers: CP Violation in the B0 meson system with BaBar

Measurements of CP Asymmetries in the Decay B --> Phi K

We present a preliminary measurement of the time-dependent CP asymmetry for the neutral $B$-meson decay $B^0\to\phi K^0$. We use a sample of approximately 227 million $B$-meson pairs recorded at the $\Upsilon(4S)$ resonance with the BaBar…

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

Study of time-dependent CP violation in B0 -> J/Psi pi0 decays

We report a measurement of CP asymmetry parameters in the decay B0(B0bar) -> J/Psi pi0, which is governed by the b->c cbar d transition. The analysis is based on a 140/fb data sample accumulated at the Upsilon(4S) resonance by the belle…

High Energy Physics - Experiment · Physics 2019-08-14 S. U. Kataoka

Measurement of Time-Dependent CP Asymmetry in B0->D^(*)+-pi-+ Decays and Constraints on |sin(2beta+gamma)|

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…

High Energy Physics - Experiment · Physics 2008-11-26 The BABAR Collaboration , B. Aubert

Improved Measurement of Mixing-induced CP Violation in the Neutral B Meson System

We present an improved measurement of the standard model CP violation parameter sin2phi_1 (also known as sin2beta) based on a sample of 85 times 10^6 B Bbar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB…

High Energy Physics - Experiment · Physics 2008-11-26 The Belle Collaboration , K. Abe

Measurement of Time-Dependent CP-Violating Asymmetries in $B_0 \to K_sK_sK_s$ Decay

We present a measurement of CP-violation parameters in the B0 -> KsKsKs decay based on a sample of 275 x 10^6 BBbar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB energy-asymmetric e+e- collider. One…

High Energy Physics - Experiment · Physics 2019-08-17 Belle Collaboration , K. Sumisawa

Improved Measurement of CP Asymmetry in the Neutral B Meson System

We present an improved measurement of the standard model CP violation parameter sin2phi1 (also known as sin2beta) based on a sample of 45x10^6 BBbar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB…

High Energy Physics - Experiment · Physics 2019-08-14 T. Higuchi

Measurement of the CP Violation Parameters in B0 -> pi+ pi- Decays

We present a measurement of the time-dependent charge-parity (CP) violation parameters in B0 -> pi+ pi- decays. The results are obtained from the final data sample containing 772 million BBbar pairs collected at the Upsilon(4S) resonance…

High Energy Physics - Experiment · Physics 2013-11-27 Belle Collaboration , J. Dalseno , K. Prothmann , C. Kiesling , I. Adachi , H. Aihara , K. Arinstein , D. M. Asner , V. Aulchenko , T. Aushev , A. M. Bakich , A. Bala , A. Bay , P. Behera , V. Bhardwaj , B. Bhuyan , A. Bondar , G. Bonvicini , A. Bozek , M. Bračko , T. E. Browder , V. Chekelian , A. Chen , P. Chen , B. G. Cheon , K. Chilikin , R. Chistov , K. Cho , V. Chobanova , S. -K. Choi , Y. Choi , D. Cinabro , M. Danilov , Z. Doležal , Z. Drásal , A. Drutskoy , D. Dutta , K. Dutta , S. Eidelman , H. Farhat , J. E. Fast , M. Feindt , T. Ferber , A. Frey , V. Gaur , S. Ganguly , R. Gillard , Y. M. Goh , B. Golob , J. Haba , T. Hara , K. Hayasaka , H. Hayashii , T. Higuchi , Y. Hoshi , W. -S. Hou , H. J. Hyun , T. Iijima , A. Ishikawa , R. Itoh , Y. Iwasaki , T. Julius , D. H. Kah , E. Kato , H. Kawai , T. Kawasaki , D. Y. Kim , H. J. Kim , J. B. Kim , J. H. Kim , K. T. Kim , Y. J. Kim , K. Kinoshita , J. Klucar , B. R. Ko , P. Kodyš , S. Korpar , P. Križan , P. Krokovny , B. Kronenbitter , A. Kuzmin , Y. -J. Kwon , S. -H. Lee , J. Li , Y. Li , L. Li Gioi , J. Libby , C. Liu , D. Liventsev , P. Lukin , D. Matvienko , K. Miyabayashi , H. Miyata , R. Mizuk , G. B. Mohanty , A. Moll , T. Mori , H. -G. Moser , N. Muramatsu , R. Mussa , Y. Nagasaka , M. Nakao , M. Nayak , E. Nedelkovska , C. Ng , C. Niebuhr , N. K. Nisar , S. Nishida , O. Nitoh , S. Ogawa , S. Okuno , S. L. Olsen , P. Pakhlov , G. Pakhlova , C. W. Park , H. Park , H. K. Park , T. K. Pedlar , R. Pestotnik , M. Petrič , L. E. Piilonen , M. Ritter , M. Röhrken , A. Rostomyan , S. Ryu , H. Sahoo , T. Saito , Y. Sakai , S. Sandilya , L. Santelj , T. Sanuki , V. Savinov , O. Schneider , G. Schnell , C. Schwanda , A. J. Schwartz , D. Semmler , K. Senyo , O. Seon , M. E. Sevior , M. Shapkin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , B. Shwartz , A. Sibidanov , F. Simon , Y. -S. Sohn , E. Solovieva , S. Stanič , M. Starič , M. Steder , M. Sumihama , K. Sumisawa , T. Sumiyoshi , U. Tamponi , G. Tatishvili , Y. Teramoto , K. Trabelsi , T. Tsuboyama , M. Uchida , S. Uehara , T. Uglov , Y. Unno , S. Uno , P. Urquijo , Y. Ushiroda , S. E. Vahsen , C. Van Hulse , P. Vanhoefer , G. Varner , V. Vorobyev , M. N. Wagner , C. H. Wang , P. Wang , X. L. Wang , M. Watanabe , Y. Watanabe , K. M. Williams , E. Won , B. D. Yabsley , H. Yamamoto , Y. Yamashita , S. Yashchenko , Y. Yook , C. Z. Yuan , Y. Yusa , Z. P. Zhang , V. Zhilich , V. Zhulanov , A. Zupanc

Measurement of Time-Dependent CP-Violating Asymmetries in B0 Meson Decays to eta'K0L

We present a preliminary measurement of CP-violating parameters S and C from fits of the time-dependence of B0 meson decays to eta'K0L. The data were recorded with the BABAR detector at PEP-II and correspond to 232 10^6 BBbar pairs produced…

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

First Observation of CP Violation in B0->D(*)CP h0 Decays by a Combined Time-Dependent Analysis of BaBar and Belle Data

We report a measurement of the time-dependent CP asymmetry of B0->D(*)CP h0 decays, where the light neutral hadron h0 is a pi0, eta or omega meson, and the neutral D meson is reconstructed in the CP eigenstates K+ K-, K0S pi0 or K0S omega.…

High Energy Physics - Experiment · Physics 2015-07-21 The BaBar , Belle Collaborations , : , A. Abdesselam , I. Adachi , A. Adametz , T. Adye , H. Ahmed , H. Aihara , S. Akar , M. S. Alam , J. Albert , S. Al Said , R. Andreassen , C. Angelini , F. Anulli , K. Arinstein , N. Arnaud , D. M. Asner , D. Aston , V. Aulchenko , T. Aushev , R. Ayad , V. Babu , I. Badhrees , S. Bahinipati , A. M. Bakich , H. R. Band , Sw. Banerjee , E. Barberio , D. J. Bard , R. J. Barlow , G. Batignani , A. Beaulieu , M. Bellis , E. Ben-Haim , D. Bernard , F. U. Bernlochner , S. Bettarini , D. Bettoni , A. J. Bevan , V. Bhardwaj , B. Bhuyan , F. Bianchi , M. Biasini , J. Biswal , V. E. Blinov , P. C. Bloom , A. Bobrov , M. Bomben , A. Bondar , G. R. Bonneaud , G. Bonvicini , A. Bozek , C. Bozzi , M. Bracko , H. Briand , T. E. Browder , D. N. Brown , D. N. Brown , C. Bünger , P. R. Burchat , A. R. Buzykaev , R. Calabrese , A. Calcaterra , G. Calderini , M. Carpinelli , C. Cartaro , G. Casarosa , R. Cenci , D. Cervenkov , P. Chang , D. S. Chao , J. Chauveau , R. Cheaib , V. Chekelian , A. Chen , C. Chen , C. H. Cheng , B. G. Cheon , K. Chilikin , R. Chistov , K. Cho , V. Chobanova , H. H. F. Choi , S. -K. Choi , M. Chrzaszcz , G. Cibinetto , D. Cinabro , J. Cochran , J. P. Coleman , R. Contri , M. R. Convery , G. Cowan , R. Cowan , L. Cremaldi , J. Dalseno , S. Dasu , M. Davier , C. L. Davis , F. De Mori , G. De Nardo , A. G. Denig , D. Derkach , R. de Sangro , B. Dey , F. Di Lodovico , J. Dingfelder , S. Dittrich , Z. Dolezal , J. Dorfan , Z. Drasal , A. Drutskoy , V. P. Druzhinin , G. P. Dubois-Felsmann , W. Dunwoodie , D. Dutta , M. Ebert , B. Echenard , S. Eidelman , G. Eigen , A. M. Eisner , S. Emery , J. A. Ernst , R. Faccini , H. Farhat , J. E. Fast , M. Feindt , T. Ferber , F. Ferrarotto , F. Ferroni , R. C. Field , A. Filippi , G. Finocchiaro , E. Fioravanti , K. T. Flood , W. T. Ford , F. Forti , M. Franco Sevilla , M. Fritsch , J. R. Fry , B. G. Fulsom , E. Gabathuler , N. Gabyshev , D. Gamba , A. Garmash , J. W. Gary , I. Garzia , M. Gaspero , V. Gaur , A. Gaz , T. J. Gershon , D. Getzkow , R. Gillard , L. Li Gioi , M. A. Giorgi , R. Glattauer , R. Godang , Y. M. Goh , P. Goldenzweig , B. Golob , V. B. Golubev , R. Gorodeisky , W. Gradl , M. T. Graham , E. Grauges , K. Griessinger , A. V. Gritsan , G. Grosdidier , O. Grünberg , N. Guttman , J. Haba , A. Hafner , B. Hamilton , T. Hara , P. F. Harrison , C. Hast , K. Hayasaka , H. Hayashii , C. Hearty , X. H. He , M. Hess , D. G. Hitlin , T. M. Hong , K. Honscheid , W. -S. Hou , Y. B. Hsiung , Z. Huard , D. E. Hutchcroft , T. Iijima , G. Inguglia , W. R. Innes , A. Ishikawa , R. Itoh , Y. Iwasaki , J. M. Izen , I. Jaegle , A. Jawahery , C. P. Jessop , D. Joffe , K. K. Joo , T. Julius , K. H. Kang , R. Kass , T. Kawasaki , L. T. Kerth , A. Khan , C. Kiesling , D. Y. Kim , J. B. Kim , J. H. Kim , K. T. Kim , P. Kim , S. H. Kim , Y. J. Kim , G. J. King , K. Kinoshita , B. R. Ko , H. Koch , P. Kodys , Yu. G. Kolomensky , S. Korpar , D. Kovalskyi , R. Kowalewski , E. A. Kravchenko , P. Krizan , P. Krokovny , T. Kuhr , R. Kumar , A. Kuzmin , Y. -J. Kwon , H. M. Lacker , G. D. Lafferty , L. Lanceri , D. J. Lange , A. J. Lankford , T. E. Latham , T. Leddig , F. Le Diberder , D. H. Lee , I. S. Lee , M. J. Lee , J. P. Lees , D. W. G. S. Leith , Ph. Leruste , M. J. Lewczuk , P. Lewis , J. Libby , W. S. Lockman , O. Long , D. Lopes Pegna , J. M. LoSecco , X. C. Lou , T. Lueck , S. Luitz , P. Lukin , E. Luppi , A. Lusiani , V. Luth , A. M. Lutz , G. Lynch , D. B. MacFarlane , B. Malaescu , U. Mallik , E. Manoni , G. Marchiori , M. Margoni , S. Martellotti , F. Martinez-Vidal , M. Masuda , T. S. Mattison , D. Matvienko , J. A. McKenna , B. T. Meadows , K. Miyabayashi , T. S. Miyashita , H. Miyata , R. Mizuk , G. B. Mohanty , A. Moll , M. R. Monge , H. K. Moon , M. Morandin , D. R. Muller , R. Mussa , E. Nakano , H. Nakazawa , M. Nakao , T. Nanut , M. Nayak , H. Neal , N. Neri , N. K. Nisar , S. Nishida , I. M. Nugent , B. Oberhof , J. Ocariz , S. Ogawa , S. Okuno , E. O. Olaiya , J. Olsen , P. Ongmongkolkul , G. Onorato , A. P. Onuchin , Y. Onuki , W. Ostrowicz , A. Oyanguren , G. Pakhlova , P. Pakhlov , A. Palano , B. Pal , F. Palombo , Y. Pan , W. Panduro Vazquez , E. Paoloni , C. W. Park , H. Park , S. Passaggio , P. M. Patel , C. Patrignani , P. Patteri , D. J. Payne , T. K. Pedlar , D. R. Peimer , I. M. Peruzzi , L. Pesantez , R. Pestotnik , M. Petric , M. Piccolo , L. Piemontese , L. E. Piilonen , A. Pilloni , G. Piredda , S. Playfer , V. Poireau , F. C. Porter , M. Posocco , V. Prasad , S. Prell , R. Prepost , E. M. T. Puccio , T. Pulliam , M. V. Purohit , B. G. Pushpawela , M. Rama , A. Randle-Conde , B. N. Ratcliff , G. Raven , E. Ribezl , J. D. Richman , J. L. Ritchie , G. Rizzo , D. A. Roberts , S. H. Robertson , M. Röhrken , J. M. Roney , A. Roodman , A. Rossi , A. Rostomyan , M. Rotondo , P. Roudeau , R. Sacco , Y. Sakai , S. Sandilya , L. Santelj , V. Santoro , T. Sanuki , Y. Sato , V. Savinov , R. H. Schindler , O. Schneider , G. Schnell , T. Schroeder , K. R. Schubert , B. A. Schumm , C. Schwanda , A. J. Schwartz , R. F. Schwitters , C. Sciacca , A. Seiden , S. J. Sekula , K. Senyo , O. Seon , S. I. Serednyakov , M. E. Sevior , M. Shapkin , V. Shebalin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , M. Simard , G. Simi , F. Simon , F. Simonetto , Yu. I. Skovpen , A. J. S. Smith , J. G. Smith , A. Snyder , R. Y. So , R. J. Sobie , A. Soffer , Y. -S. Sohn , M. D. Sokoloff , A. Sokolov , E. P. Solodov , E. Solovieva , B. Spaan , S. M. Spanier , M. Staric , A. Stocchi , R. Stroili , B. Stugu , D. Su , M. K. Sullivan , M. Sumihama , K. Sumisawa , T. Sumiyoshi , D. J. Summers , L. Sun , U. Tamponi , P. Taras , N. Tasneem , Y. Teramoto , V. Tisserand , K. Yu. Todyshev , W. H. Toki , C. Touramanis , K. Trabelsi , T. Tsuboyama , M. Uchida , T. Uglov , Y. Unno , S. Uno , Y. Usov , U. Uwer , S. E. Vahsen , C. Van Hulse , P. Vanhoefer , G. Varner , G. Vasseur , J. Va'vra , M. Verderi , A. Vinokurova , L. Vitale , V. Vorobyev , C. Voss , M. N. Wagner , S. R. Wagner , R. Waldi , J. J. Walsh , C. H. Wang , M. -Z. Wang , P. Wang , Y. Watanabe , C. A. West , K. M. Williams , F. F. Wilson , J. R. Wilson , W. J. Wisniewski , E. Won , G. Wormser , D. M. Wright , S. L. Wu , H. W. Wulsin , H. Yamamoto , J. Yamaoka , S. Yashchenko , C. Z. Yuan , Y. Yusa , A. Zallo , C. C. Zhang , Z. P. Zhang , V. Zhilich , V. Zhulanov , A. Zupanc

An Improved Measurement of Mixing-induced CP Violation in the Neutral B Meson System

We present an improved measurement of the standard model CP violation parameter sin2phi_1 (also known as sin2beta) based on a sample of 85 times 10^6 B Bbar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB…

High Energy Physics - Experiment · Physics 2007-05-23 The Belle Collaboration , K. Abe

A study of time-dependent CP-violating asymmetries in B0 -> J/psi K0S and B0 -> psi(2S) K0S decays

We present a preliminary measurement of time-dependent CP-violating asymmetries in B0 -> J/psi K0S and B0 -> psi(2S) K0S decays recorded by the BABAR detector at the PEP-II asymmetric-energy B Factory at SLAC. The data sample consists of…

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

CP Violation in b->s Decays and New Physics Phases

We present new measurements of CP-violation parameters in B0->phi/Ks, K+K-Ks, f0(980)Ks, eta'Ks, omega/Ks, Pi0/Ks, and K*0(KsPi0)/gamma decays based on a sample of 275x10^6 BBbar pairs collected at the Y(4S) resonance with the Belle…

High Energy Physics - Experiment · Physics 2019-08-14 Alexei Garmash

Improved Measurements of CP-Violating Asymmetry Amplitudes in B0 -> pi+pi- Decays

We present updated measurements of the CP-violating parameters S_pipi and C_pipi in B0 -> pi+pi- decays. Using a sample of 227 million Y(4S) -> BBbar decays collected with the BaBar detector at the PEP-II asymmetric-energy e+e- collider at…

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

Measurements of the CKM angle beta in charmless loop-dominated B meson decays at BaBar

We report on preliminary measurements of time-dependent CP-violation asymmetries in charmless neutral B meson decays to K+K-K0 (including resonant decays phiK0 and f0K0), eta'K0, pi0K0s, K0sK0sK0s, K0sK0s, rho0K0s, omegaK0s. The results are…

High Energy Physics - Experiment · Physics 2007-05-23 Alfio Lazzaro

Search for CP violation using T-odd correlations in D0 -> K+K-pi+pi- decays at BaBar

We search for CP violation in a sample of 4.7x10^4 Cabibbo suppressed D0 -> K+K-pi+pi- decays. We use 470 fb-1 of data recorded by the BaBar detector at the PeP2 asymmetric-energy e+e- storage rings running at center-of-mass energies near…

High Energy Physics - Experiment · Physics 2019-08-14 Maurizio Martinelli

A Study of Time-Dependent CP-Violating Asymmetries and Flavor Oscillations in Neutral B Decays at the Upsilon(4S)

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

Observation of Mixing-induced CP Violation in the Neutral B Meson System

This report describes an observation of mixing-induced CP violation and a measurement of the CP violation parameter, sin(2phi_1), with the Belle detector at the KEKB asymmetric e+e- collider. Using a data sample of 29.1 fb-1 recorded on the…

High Energy Physics - Experiment · Physics 2008-11-26 Belle Collaboration , K. Abe

Measurement of Time-Dependent CP-Violating Parameters in B0 -> K0S K0S decays

We report a measurement of the CP-violating parameters in B0->K0S K0S decays based on a data sample of 657 million BBbar pairs collected at the Y(4S) resonance with the Belle detector at the KEKB asymmetric-energy e+e- collider. In this…

High Energy Physics - Experiment · Physics 2008-11-26 Belle Collaboration , Y. Nakahama , K. Sumisawa

Measurements of CP-Violating Asymmetries in B Decays to omegaKs

We present preliminary measurements of CP-violating asymmetries for the decay omega K0S. The data sample corresponds to 347 million BBbar pairs produced by e+e- annihilation at the Upsilon(4S) resonance. For the decay omega K0S, we measure…

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

Measurement of Time-dependent CP-Violating Asymmetries in B0 -> K+K-K0L Decays

We present preliminary measurements of the CP asymmetry parameters and CP content in B0 --> K+K-K0L decays, with B0 --> phi K0L events excluded. In a sample of 227 M B bar B pairs collected by the BaBar detector at the PEP-II B Factory at…

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