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We present the first model-independent measurement of the CKM unitarity triangle angle $\phi_3$ using $B^{\pm}\to D(K_{\rm S}^0\pi^+\pi^-\pi^0)K^{\pm}$ decays, where $D$ indicates either a $D^{0}$ or $\overline{D}^{0}$ meson. Measurements…

High Energy Physics - Experiment · Physics 2019-10-29 Belle Collaboration , P. K. Resmi , J. Libby , K. Trabelsi , I. Adachi , H. Aihara , S. Al Said , D. M. Asner , V. Aulchenko , T. Aushev , V. Babu , I. Badhrees , A. M. Bakich , C. Beleño , J. Bennett , V. Bhardwaj , B. Bhuyan , T. Bilka , J. Biswal , A. Bozek , M. Bračko , M. Campajola , D. Červenkov , A. Chen , B. G. Cheon , H. E. Cho , K. Cho , Y. Choi , S. Choudhury , D. Cinabro , S. Cunliffe , N. Dash , G. De Nardo , F. Di Capua , S. Di Carlo , Z. Doležal , T. V. Dong , S. Eidelman , D. Epifanov , J. E. Fast , T. Ferber , B. G. Fulsom , R. Garg , V. Gaur , N. Gabyshev , A. Garmash , A. Giri , P. Goldenzweig , B. Golob , Y. Guan , K. Hayasaka , H. Hayashii , W. -S. Hou , K. Huang , T. Iijima , K. Inami , G. Inguglia , A. Ishikawa , R. Itoh , M. Iwasaki , Y. Iwasaki , W. W. Jacobs , H. B. Jeon , Y. Jin , D. Joffe , A. B. Kaliyar , K. H. Kang , G. Karyan , T. Kawasaki , C. Kiesling , D. Y. Kim , K. T. Kim , S. H. Kim , K. Kinoshita , P. Kodyš , D. Kotchetkov , P. Križan , R. Kroeger , P. Krokovny , T. Kuhr , R. Kumar , A. Kuzmin , Y. -J. Kwon , S. C. Lee , Y. B. Li , K. Lieret , D. Liventsev , P. -C. Lu , T. Luo , C. MacQueen , M. Masuda , T. Matsuda , D. Matvienko , M. Merola , K. Miyabayashi , R. Mizuk , G. B. Mohanty , H. K. Moon , T. Nakano , M. Nakao , K. J. Nath , M. Nayak , M. Niiyama , N. K. Nisar , S. Nishida , K. Nishimura , S. Ogawa , H. Ono , Y. Onuki , P. Pakhlov , G. Pakhlova , B. Pal , S. Pardi , H. Park , T. K. Pedlar , R. Pestotnik , L. E. Piilonen , E. Prencipe , M. T. Prim , M. Ritter , M. Röhrken , G. Russo , D. Sahoo , Y. Sakai , S. Sandilya , L. Santelj , T. Sanuki , V. Savinov , O. Schneider , G. Schnell , C. Schwanda , A. J. Schwartz , Y. Seino , K. Senyo , M. E. Sevior , V. Shebalin , C. P. Shen , J. -G. Shiu , B. Shwartz , E. Solovieva , M. Starič , Z. S. Stottler , J. F. Strube , T. Sumiyoshi , M. Takizawa , U. Tamponi , K. Tanida , F. Tenchini , M. Uchida , T. Uglov , S. Uno , Y. Usov , R. Van Tonder , G. Varner , A. Vinokurova , V. Vorobyev , A. Vossen , B. Wang , C. H. Wang , M. -Z. Wang , X. L. Wang , S. Watanuki , E. Won , S. B. Yang , H. Ye , Z. P. Zhang , V. Zhilich , V. Zhukova

We present a measurement of the angle phi1 of the CKM Unitarity Triangle using time-dependent Dalitz analysis of D -> Ks pi+ pi- decays produced in neutral B meson decay to a neutral D meson and a light meson (B0bar -> D(*) h0). The method…

High Energy Physics - Experiment · Physics 2019-08-14 P. Krokovny

The current experimental uncertainty on the CKM unitarity triangle angle $\phi_3$ is significantly larger than that on the standard model prediction. A more precise measurement of $\phi_3$ is crucial for testing the SM description of $CP$…

High Energy Physics - Experiment · Physics 2019-10-15 P. K. Resmi

The decay B^0 -> DK^{*0} is well-known to provide excellent potential for a precise measurement of the Unitarity Triangle angle gamma in future experiments. It is noted that the sensitivity can be significantly enhanced by studying the…

High Energy Physics - Phenomenology · Physics 2009-03-24 Tim Gershon

We describe a new method to measure the angle $\phi_1$ of the CKM Unitarity Triangle using amplitude analysis of the multibody decay of the neutral $D$ meson produced via $\bar{B} \to D h^0$ colour-suppressed decays. The method employs the…

High Energy Physics - Phenomenology · Physics 2010-11-23 Alex Bondar , Tim Gershon , Pavel Krokovny

The Belle experiment has used several methods to measure or constrain the angles phi_1, phi_2, and phi_3 (or beta, alpha, and gamma) of the CKM unitarity triangle. The results are sin(2phi_1) = 0.728 \pm 0.056 (stat) \pm 0.023 (syst) or…

High Energy Physics - Experiment · Physics 2007-05-23 A. J. Schwartz

The presently available high-statistics data of the D0 --> K0S pi+ pi- processes measured by the Belle and BABAR Collaborations are analyzed within a quasi two-body QCD factorization framework. Starting from the weak effective Hamiltonian,…

High Energy Physics - Phenomenology · Physics 2014-09-24 J. -P. Dedonder , R. Kaminski , L. Lesniak , B. Loiseau

Using the BaBar measurements of the Dalitz plots for the decays $B^0 \to K^+\pi^0\pi^-$, $B^0 \to K^0\pi^+\pi^-$, $B^+ \to K^+\pi^+\pi^-$, $B^0 \to K^+ K^0 K^-$, and $B^0 \to K^0 K^0 \bar K^0$, we demonstrate that it is possible to cleanly…

High Energy Physics - Phenomenology · Physics 2013-10-08 Bhubanjyoti Bhattacharya , Maxime Imbeault , David London

We report results of the Dalitz analysis of the three-body charmless B->K+pi+pi- and B->K+K+K- decays based on a 140fb^{-1} data sample collected with the Belle detector. Measurements of branching fractions for quasi-two-body decays to…

High Energy Physics - Experiment · Physics 2017-08-23 A. Bondar

We report on a Dalitz plot analysis of B- -> D+ pi- pi- decays, based on a sample of about 383 million Upsilon(4S) -> BBbar decays collected with the BaBar detector at the PEP-II asymmetric-energy B Factory at SLAC. We find the total…

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

We express the amplitudes for charmless three-body B decays in terms of diagrams. In addition, we show how to use Dalitz-plot analyses to obtain decay amplitudes which are symmetric or antisymmetric under the exchange of two of the…

High Energy Physics - Phenomenology · Physics 2013-05-29 Nicolas Rey-Le Lorier , Maxime Imbeault , David London

We present a Dalitz plot analysis of B- --> D+ pi- pi- decays, based on a sample of about 383 million Y(4S) --> BBbar decays collected by the BaBar detector at the PEP-II asymmetric-energy B Factory at SLAC. The analysis has been published…

High Energy Physics - Experiment · Physics 2019-08-13 T. M. Karbach

We report results on the Dalitz analysis of three-body charmless B+=>K+Pi+Pi- and B+=>K+K+K- decays based on a 140 fb$^{-1}$ data sample collected with the Belle detector. Measurements of branching fractions for quasi-two-body decays to…

High Energy Physics - Experiment · Physics 2019-08-14 A. Garmash

We report a measurement of the amplitude ratio $r_S$ of $B^0 \to D^0K^{*0}$ and $B^0 \to \bar{D^0}K^{*0}$ decays with a Dalitz analysis of $D\to K_S^0\pi^+\pi^-$ decays, for the first time using a model-independent method. We set an upper…

High Energy Physics - Experiment · Physics 2016-06-21 Belle Collaboration , K. Negishi , A. Ishikawa , H. Yamamoto , A. Abdesselam , I. Adachi , H. Aihara , S. Al Said , D. M. Asner , V. Aulchenko , T. Aushev , R. Ayad , V. Babu , I. Badhrees , S. Bahinipati , A. M. Bakich , E. Barberio , J. Biswal , G. Bonvicini , A. Bozek , M. Bračko , T. E. Browder , V. Chekelian , A. Chen , B. G. Cheon , K. Chilikin , R. Chistov , K. Cho , V. Chobanova , S. -K. Choi , Y. Choi , D. Cinabro , J. Dalseno , M. Danilov , Z. Doležal , A. Drutskoy , D. Dutta , S. Eidelman , H. Farhat , J. E. Fast , T. Ferber , B. G. Fulsom , V. Gaur , N. Gabyshev , A. Garmash , D. Getzkow , R. Gillard , R. Glattauer , Y. M. Goh , P. Goldenzweig , B. Golob , O. Grzymkowska , J. Haba , T. Hara , K. Hayasaka , H. Hayashii , X. H. He , T. Horiguchi , W. -S. Hou , T. Iijima , K. Inami , R. Itoh , Y. Iwasaki , I. Jaegle , D. Joffe , K. K. Joo , T. Julius , K. H. Kang , T. Kawasaki , C. Kiesling , D. Y. Kim , J. B. Kim , J. H. Kim , K. T. Kim , M. J. Kim , S. H. Kim , Y. J. Kim , K. Kinoshita , B. R. Ko , P. Kodyš , S. Korpar , P. Križan , P. Krokovny , T. Kumita , A. Kuzmin , Y. -J. Kwon , J. S. Lange , I. S. Lee , P. Lewis , Y. Li , L. Li Gioi , J. Libby , D. Liventsev , P. Lukin , M. Masuda , D. Matvienko , K. Miyabayashi , H. Miyata , R. Mizuk , G. B. Mohanty , A. Moll , H. K. Moon , R. Mussa , M. Nakao , T. Nanut , Z. Natkaniec , M. Nayak , N. K. Nisar , S. Nishida , S. Ogawa , S. Okuno , Y. Onuki , P. Pakhlov , G. Pakhlova , B. Pal , C. W. Park , H. Park , T. K. Pedlar , L. Pesántez , R. Pestotnik , M. Petrič , L. E. Piilonen , C. Pulvermacher , E. Ribežl , M. Ritter , A. Rostomyan , Y. Sakai , S. Sandilya , L. Santelj , T. Sanuki , Y. Sato , V. Savinov , O. Schneider , G. Schnell , C. Schwanda , K. Senyo , M. E. Sevior , V. Shebalin , C. P. Shen , T. -A. Shibata , J. -G. Shiu , F. Simon , Y. -S. Sohn , E. Solovieva , S. Stanič , M. Starič , M. Steder , M. Sumihama , T. Sumiyoshi , U. Tamponi , Y. Teramoto , M. Uchida , Y. Unno , S. Uno , P. Urquijo , C. Van Hulse , P. Vanhoefer , G. Varner , A. Vinokurova , A. Vossen , M. N. Wagner , C. H. Wang , M. -Z. Wang , P. Wang , X. L. Wang , M. Watanabe , Y. Watanabe , S. Wehle , K. M. Williams , E. Won , J. Yamaoka , Y. Yamashita , S. Yashchenko , J. Yelton , Y. Yook , C. Z. Yuan , Y. Yusa , Z. P. Zhang , V. Zhilich , V. Zhulanov , A. Zupanc

We perform an analysis of the $D^+\rightarrow K^0_S \pi^+ \pi^0$ Dalitz plot using a data set of 2.92 fb$^{-1}$ of $e^+e^-$ collisions at the $\psi(3770)$ accumulated by the BESIII Experiment, in which 166694 candidate events are selected…

High Energy Physics - Experiment · Physics 2013-12-02 Chengdong Fu

We present a preliminary measurement of the angle phi1 of the CKM Unitarity Triangle using time-dependent analysis of D -> Ks pi+ pi- decays produced in neutral B meson decay to a neutral D meson and a light meson (B -> D h). The method…

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

We present constraints on the angle gamma of the Unitarity Triangle with a Dalitz analysis of neutral D decays to K_Spi^+pi^- from the processes B^0 -> barD^0 K^*0 (barB^0 -> D^0 barK^*0) and B0 -> D0 K*0 (barB^0 -> barD^0 barK^*0) with…

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

We report a Dalitz-plot analysis of the charmless hadronic decays of neutral B mesons to K^+/- pi^-/+ pi^0. With a sample of (231.8+/-2.6) 10^6 Upsilon(4S) to B Bbar decays collected by the BABAR detector at the PEP-II asymmetric-energy B…

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

We perform a Dalitz plot analysis of about 100,000 Ds+ decays to K+ K- pi+ and measure the complex amplitudes of the intermediate resonances which contribute to this decay mode. We also measure the relative branching fractions of Ds+ --> K+…

High Energy Physics - Experiment · Physics 2011-03-10 P. del Amo Sanchez et al.

We present a preliminary measurement of CP-violation parameters in the decay B0->K+K-Ks, using approximately 465 million BBbar events collected by the BABAR detector at SLAC. Reconstructing the neutral kaon as Ks->pi+pi- or Ks->pi0pi0, we…

High Energy Physics - Experiment · Physics 2009-05-09 The BABAR Collaboration , B. Aubert