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Related papers: D+ -> K- pi+ pi+ : heavy meson decays and final st…

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We discuss the final state interaction effects at high energies via a multi-channel N/D method. We find that the 2 by 2 charge--exchange final state interactions typically contribute an enhancement factor of a few times $10^{-2}$ in the $B$…

High Energy Physics - Phenomenology · Physics 2015-06-25 Feng Yuan , Hanqing Zheng

We study CP violation and the contribution of the strong pion-pion interactions in the three-body B+- --> pi+- pi-+ pi+- decays within a quasi two-body QCD factorization approach. The short distance interaction amplitude is calculated in…

High Energy Physics - Phenomenology · Physics 2011-09-16 J. -P. Dedonder , A. Furman , R. Kaminski , L. Lesniak , B. Loiseau

We review here the physics of purely leptonic decays of pi-, K-, D+, Ds+, and B- pseudoscalar mesons. The measured decay rates are related to the product of the relevant weak interaction based CKM matrix element of the constituent quarks…

High Energy Physics - Experiment · Physics 2008-06-07 Jonathan L. Rosner , Sheldon Stone

We investigate the importance of final state interactions in weak nonleptonic hyperon decays within a relativistic chiral unitary approach based on coupled channels. The effective potentials for meson-baryon scattering are derived from a…

High Energy Physics - Phenomenology · Physics 2009-11-10 B. Borasoy , E. Marco

We investigate the interactions of the deuteron with light mesons during the hadronic phase in heavy-ion collisions. We treat the deuteron as a weakly bound state and employ the quasi-free approximation to describe the $d\pi$ interaction.…

High Energy Physics - Phenomenology · Physics 2026-01-12 L. M. Abreu , R. Higa , R. O. Magalhães , F. S. Navarra

We study the final state strong interactions of the $B\rightarrow DK$ decay processes, using the Regge model. We conclude that the final state interaction phases are very small, typically a few degrees. Neglecting final state interactions…

High Energy Physics - Phenomenology · Physics 2015-06-25 Hanqing Zheng

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

The Dalitz-plot of the Decay D0 --> pi+ pi- pi0 measured by the BABAR Collaboration shows the structure of a final state having quantum numbers IG JPC = 0- 0--. An isospin analysis of the Daliz-plot finds that the I = 0 contribution is…

High Energy Physics - Experiment · Physics 2019-08-13 Mario Gaspero

The NA48/2 experiment at the CERN SPS has collected an unprecedented sample of $K^\pm\to3\pi$ decays. The high statistics and the good resolution of the detectors allow a unique investigation of the detailed phase space distributions of…

High Energy Physics - Experiment · Physics 2009-04-16 Evgueni Goudzovski

With the recent measurements of the $D_{s}^{+}\rightarrow \pi^{+}\pi^{+}\pi^{-}$ and $D^{+}\rightarrow \pi^{+}\pi^{+}\pi^{-}$ decays by the LHCb Collaboration, we study these two decay processes by considering the final state interaction…

High Energy Physics - Phenomenology · Physics 2024-11-28 Zhong-Yu Wang , Wei Liang

I give a brief review of final state interactions in meson decays. I describe possible effects of FSI in K, D and B systems, paying particular attention to the description of the heavy meson decays. Available theoretical methods for dealing…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alexey A. Petrov

The amplitude of the Dalitz decay pi0 -> e+ e gamma is studied and its model-independent properties are discussed in detail. A calculation of radiative corrections is performed within the framework of two-flavour chiral perturbation theory,…

High Energy Physics - Phenomenology · Physics 2009-01-07 Karol Kampf , Marc Knecht , Jiri Novotny

I present a critical account of the final-state interaction (FSI) in two-body B decays from viewpoint of the hadron picture. I emphasize that the phase and the magnitude of decay amplitude are related to each other by a dispersion relation.…

High Energy Physics - Phenomenology · Physics 2016-11-23 M. Suzuki

Rare B decays to three charged kaons are analysed. The weak decay amplitudes are derived in the QCD factorization approach. The strong final state interactions between pairs of kaons are described using the kaon scalar and vector form…

High Energy Physics - Phenomenology · Physics 2011-03-02 L. Lesniak , A. Furman , R. Kaminski , P. Zenczykowski

Motivated by some new experimental data, we carry out a phenomenological analysis of D --> K pi decays including both Cabibbo favored and doubly Cabibbo suppressed modes. Two asymmetries, R(D^0) and R(D+), which are generated through…

High Energy Physics - Phenomenology · Physics 2008-11-26 Dao-Neng Gao

Using the production reactions $pd\to {}^3\mbox{He}\,\omega$ and $pp\to pp\omega$, the Dalitz plot distribution for the $\omega \to \pi^+ \pi^- \pi^0$ decay is studied with the WASA detector at COSY, based on a combined data sample of $…

The hadrodynamics of the instantaneous weak interactions (IWI) in Standard Model is considered supposing the resonance nature of the chiral hadronization of quark currents in QCD. Exploiting this supposition and QCD symmetries the IWI…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Z. Dubnickova , S. Dubnicka , V. N. Pervushin , M. Secansky

We present a measurement of the unitarity triangle angle phi_3 using a Dalitz plot analysis of the K0_S pi+ pi- decay of the neutral D meson from the B+- -> D(*)K(*)+- process. The method employs the interference between D0 and D0bar to…

High Energy Physics - Experiment · Physics 2008-11-26 The Belle Collaboration , A. Poluektov

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 the results of a CP violation analysis of the decay B+/- --> D(pipipi0)K+/-, where D(pipipi0) indicates a neutral D meson detected in the final state pi+pi-pi0, excluding K_S pi0. The analysis makes use of 324 million e+e- --> BB…

High Energy Physics - Experiment · Physics 2010-03-19 The BaBar Collaboration , B. Aubert