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Related papers: Dispersion-theoretical analysis of the D^+ --> K^-…

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We present a model for the decay $D^+\to K^-\pi^+\pi^+$. The weak interaction part of this reaction is described using the effective weak Hamiltonian in the factorisation approach. Hadronic final state interactions are taken into account…

High Energy Physics - Phenomenology · Physics 2014-11-20 D. R. Boito , R. Escribano

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

The study of local \cp \ asymmetry in Dalitz plots of charm (& beauty) decays gives us more information about the underlying dynamics than the ratio between total rates. In this paper we explore the consequences of the constraint from \cpt…

High Energy Physics - Phenomenology · Physics 2014-04-23 I. Bediaga , I. I. Bigi , J. Miranda , A. Reis

We propose a novel method to measure flavor-oscillations and charge-parity (CP) violation in charm mixing. The approach uses multibody charm decays, such as $D^0\to K_S^0\pi^+\pi^-$, and avoids the need for a fit of the decay amplitudes…

High Energy Physics - Experiment · Physics 2019-01-23 A. Di Canto , J. Garra Ticó , T. Gershon , N. Jurik , M. Martinelli , T. Pilař , S. Stahl , D. Tonelli

We report preliminary results of a Dalitz plot analysis of three-body charmless B0=>Kspi+pi- decays. The analysis is performed with a data sample that contains 386 million $B\bar{B}$ pairs collected near the Y(4S) resonance with the Belle…

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

Using data collected by the high energy photoproduction experiment FOCUS at Fermilab we study the doubly and singly Cabibbo suppressed decays D+ and Ds+ --> K+ pi+ pi-. Branching ratios and Dalitz plot analyses are performed.

High Energy Physics - Experiment · Physics 2012-08-27 FOCUS collaboration

The decay process $B\to D^+ D^- \pi^0$ is an interesting channel for the investigation of CP violating effects in the $b-$ sector. We write down a decay amplitude constrained by a low-energy theorem, which also includes the contribution of…

High Energy Physics - Phenomenology · Physics 2009-10-31 P. Colangelo , F. De Fazio , G. Nardulli , N. Paver , Riazuddin

LHCb Collaboration studied the resonant structure of $B_s\to \overline{D}^0K^-\pi^+$ decays using the Dalitz plot analysis technique, based on a data sample corresponding to an integrated luminosity of $3.0{\rm fb}^{-1}$ of $pp$ collision.…

High Energy Physics - Phenomenology · Physics 2022-12-14 Zhi-Tian Zou , Wen-Sheng Fang , Xin Liu , Ying Li

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

Using a large sample of photoproduced charm mesons from the FOCUS experiment at Fermilab (FNAL-E831), we observe the decay $D^0\to K^+\pi^-$ with a signal yield of $149\pm31$ events compared to a similarly cut sample consisting of $36760…

High Energy Physics - Experiment · Physics 2016-08-31 FOCUS Collaboration , Jonathan M. Link

We present a model for the decay D+ --> K- pi+ pi+. The weak interaction part of this reaction is described using the effective weak Hamiltonian in the factorisation approach. Hadronic final state interactions are taken into account through…

High Energy Physics - Phenomenology · Physics 2009-09-21 D. R. Boito , R. Escribano

Rare electromagnetic decays of charmed mesons are useful laboratories to explore the structure of hadronic states and the interactions between photon and charmed mesons, to test the chiral perturbation theory in flavor sector and to search…

High Energy Physics - Phenomenology · Physics 2023-01-02 Yinghua Tan , Zhenyu Zhang , Xiang Zhou

This contribution about amplitude analyses in multibody hadronic charm decays deals with some attempts to introduce theoretical constraints. Different effective hadronic formalism approaches are mentioned. A recent work, based on a basic…

High Energy Physics - Phenomenology · Physics 2017-11-20 B. Loiseau

Recent results on Dalitz analysis of three-pseudoscalar decays are discussed in the context of probing charm hadronic-decay mechanisms: the role of FSI effects, which create phase shifts between the interfering resonant channels, can be…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sandra Malvezzi

We investigate the impact of charm mixing on the model-independent gamma measurement using Dalitz plot analysis of the three-body D decay from B+->DK+ process, and show that ignoring the mixing at all stages of the analysis is safe up to a…

High Energy Physics - Phenomenology · Physics 2014-11-20 Alex Bondar , Anton Poluektov , Vitaly Vorobiev

We perform a coupled-channel analysis of pseudodata for the D+-> K-pi+pi+ Dalitz plot. The pseudodata are generated from the isobar model of the E791 Collaboration, and are reasonably realistic. We demonstrate that it is feasible to analyze…

High Energy Physics - Phenomenology · Physics 2016-01-12 Satoshi X. Nakamura

New data on the decays of the charmed particles $D^0$, $D^+$, and $D_s$ to pairs of light pseudoscalar mesons $P$ allow the testing of flavor symmetry and the extraction of key amplitudes. Information on relative strong phases is obtained.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Bhubanjyoti Bhattacharya , Jonathan L. Rosner

Dalitz analyses in charm give access to both magnitudes and phases of the charm decay amplitudes. They play a significant role in charm-mixing measurements, in the measurement of the CP-violating phase gamma in B decays to charm, and in the…

High Energy Physics - Experiment · Physics 2009-05-08 CLEO Collaboration , Jonas Rademacker

We will discuss how the decays of charm mesons can be used to study light mesons spectroscopy, by presenting recent results of Dalitz plot analyses using data from Fermilab experiment E791. Emphasis will be on scalar mesons, which are found…

High Energy Physics - Experiment · Physics 2019-08-14 Carla Gobel

The weak radiative Cabibbo allowed decays D^+ -> anti K^0 pi^+ gamma and D^0 -> K^- pi^+ gamma with nonresonant K pi are investigated by relying on the factorization approximation for the nonleptonic weak transitions and the model which…

High Energy Physics - Phenomenology · Physics 2009-11-07 Svjetlana Fajfer , Anita Prapotnik , Paul Singer