English
Related papers

Related papers: On the role of final-state interactions in Dalitz …

200 papers

Dalitz plot studies for multi-hadron decays of heavy mesons are expected to become very important tools for precision investigations of CP violation. A thorough understanding of the hadronic final-state interactions is a prerequisite to…

High Energy Physics - Phenomenology · Physics 2014-04-30 Bastian Kubis

We show that final state interactions are important in shaping Dalitz plots for the decay $D^+ \rar K^- \p^+ \p^+$. The theoretical treatment of this reaction requires a blend of several weak and hadronic processes and hence it is…

High Energy Physics - Phenomenology · Physics 2013-08-01 P. C. Magalhães , M. R. Robilotta , K. S. F. F. Guimarães , T. Frederico , W. S. de Paula , I. Bediaga , A. C. dos Reis , C. M. Maekawa

Dalitz analyses are introduced as the method for studying hadronic decays. An accurate description of hadron final states is critical not only to an understanding of the strong coupling regime of QCD, but also to the precision extraction of…

High Energy Physics - Phenomenology · Physics 2009-11-11 M. R. Pennington

We study the three-pion decays of the lightest isoscalar vector mesons, omega and phi, in a dispersive framework that allows for a consistent description of final-state interactions between all three pions. Our results are solely dependent…

High Energy Physics - Phenomenology · Physics 2012-06-07 Franz Niecknig , Bastian Kubis , Sebastian P. Schneider

We study $D \to \pi\pi$ decays with final state interactions considered in one-particle-exchange method. A clear physical picture for final state interactions based on quark and hadronic level diagrams is presented. A strong phase is…

High Energy Physics - Phenomenology · Physics 2009-11-07 Medina Ablikim , Dong-Sheng Du , Mao-Zhi Yang

In this master thesis I discuss how the weak three-body decay B^+ --> pi^- pi^+ K^+ is related to the strong interactions between the final-state particles. Current issues in hadron spectroscopy define a region of interest in a Dalitz plot…

High Energy Physics - Phenomenology · Physics 2007-05-23 Adrian Wuethrich

Recent studies of hadronic -meson decays are reported. Some experimental searches of CP-symmetry violation using model independent methods are presented. An importance of unitarity constraints in construction of phenomenological models of…

High Energy Physics - Phenomenology · Physics 2014-11-07 Leonard Lesniak

A study of the eta'->eta pi pi Dalitz plot distribution is presented in this talk. The size of the branching ratio is properly understood within U(3) Chiral Perturbation Theory and Resonance Chiral Theory, in the framework of the 1/Nc…

High Energy Physics - Phenomenology · Physics 2015-05-20 J. J. Sanz-Cillero

The effects of final state interactions (FSI) in hadronic B-decays are investigated. The model for FSI, based on Regge phenomenology of high-energy hadronic interactions is proposed. It is shown that this model explains the pattern of…

High Energy Physics - Phenomenology · Physics 2010-01-06 A. B. Kaidalov , M. I. Vysotsky

We show that, besides the usual short distance contribution for CP violation, final state interactions together with CPT invariance can play an important role in the recent observation of CP violation in three-body charmless $B^\pm$ decays.…

High Energy Physics - Phenomenology · Physics 2014-05-28 I. Bediaga , T. Frederico , O. Lourenço

The three-body charmless hadronic decay $B^0_s \rightarrow K^{0}_{\rm S} \pi^{+}\pi^{-}$ provides a number of novel possibilities to search for CP violation effects and test the Standard Model of particle physics. These include fits to the…

High Energy Physics - Phenomenology · Physics 2014-11-10 Tim Gershon , Thomas Latham , Rafael Silva Coutinho

It is well known that the final state interaction plays an important role in the decays of $B$-meson. The contribution of the final state interaction which is supposed to be long-distance effects, to the concerned processes can interfere…

High Energy Physics - Phenomenology · Physics 2008-11-26 Xiang Liu , Xue-Qian Li

We evaluate the non-resonant decay amplitude of the process $B^\pm\to K^\pm\pi^+ \pi^-$ using an approach based on final state hadronic interactions described in terms of meson exchanges. We conclude that this mechanism generates…

High Energy Physics - Phenomenology · Physics 2008-11-26 I. Bediaga , D. R. Boito , G. Guerrer , F. S. Navarra , M. Nielsen

LHCb has observed giant CP violation in localized regions of the Dalitz plots of B to three charmless light mesons. This has been interpreted as an enhancement due to strong two-body final state interactions. In this talk, we show how such…

High Energy Physics - Phenomenology · Physics 2024-03-19 A. Reyes-Torrecilla , J. R. Pelaez , P. C. Magalhães

We study the Dalitz plot of the Cabibbo-favored charmed-meson decay $D^+\to K^-\pi^+\pi^+$ using dispersion theory. The formalism respects all constraints from analyticity and unitarity, and consistently describes final-state interactions…

High Energy Physics - Phenomenology · Physics 2015-10-28 Franz Niecknig , Bastian Kubis

A unitary coupled-channels model is presented for investigating the decays of heavy mesons and excited meson states into three light pseudoscalar mesons. The model accounts for the three-mesons final state interactions in the decay…

High Energy Physics - Phenomenology · Physics 2011-12-20 H. Kamano , S. X. Nakamura , T. -S. H. Lee , T. Sato

We analyse the experimental data on near threshold $\pi$, $\eta$, $\omega$, $\eta'$ and $K^+$ production from $pp$ collisions and show that all information gained so far is compatible with approximately constant production matrix elements…

Nuclear Theory · Physics 2007-05-23 A. Sibirtsev , W. Cassing

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

We quantify the important effect of strong final state interactions in the weak $K\to 2\pi$ amplitudes, using the measured $\pi$-$\pi$ phase shifts with J=0 and $I=0,2$. The main results of this analysis, with their implications for…

High Energy Physics - Phenomenology · Physics 2014-11-17 Elisabetta Pallante , Antonio Pich

Charm meson decay dynamics have been studied extensively over the last decade. We describe the Dalitz-plot analysis technique which has been applied by many experiments to three-body D0, D+ and Ds decays. We discuss experimental results…

High Energy Physics - Experiment · Physics 2007-05-23 D. Asner
‹ Prev 1 2 3 10 Next ›