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Related papers: Inelastic Final State Interactions in $B \to PP$ D…

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We study the nonleptonic decays of $B\to PP$ in the modified perturbative QCD approach, where $P$ stands for pseudoscalar mesons. Transverse momenta of partons and the Sudakov factor are included, which help to suppress the contributions of…

High Energy Physics - Phenomenology · Physics 2025-01-22 Sheng Lü , Ru-Xuan Wang , Mao-Zhi Yang

The effects of the final state interaction (FSI) in semi-exclusive deep-inelastic scattering of electrons off the deuteron are analyzed paying particular attention to two extreme kinematical regions: i) the one where FSI effects are…

Nuclear Theory · Physics 2009-11-10 C. Ciofi degli Atti , L. P. Kaptari , B. Z. Kopeliovich

Strong final state interaction (FSI) effects can play a central role in the Standard Model prediction of weak $K\to 2\pi$ matrix elements. Here, I discuss how FSI's affect the direct CP violation parameter $\vepp / \vep$ by solving the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Elisabetta Pallante

New results going beyond those obtained from isospin and flavor symmetry and subject to clear experimental tests are obtained for effects of FSI in $B^\pm$ decays to charmless strange final states containing neutral flavor-mixed mesons like…

High Energy Physics - Phenomenology · Physics 2009-10-30 Harry J. Lipkin

From an estimate of the meson-meson inelastic scatterin at 5 GeV it is concluded that a typical strong phase in B decays to two mesons is of order of 20 degrees. For a particular final state an estimate of the phase depends on whether that…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Suzuki , L. Wolfenstein

In this paper the decay of $B^+_c$ meson, consisting of two b and c heavy quarks, into the $D^0$ and $K^+$ mesons is studied. Given that the experimental branching ratio for this decay is within the range of $3.72\times 10^{-5}$ to…

High Energy Physics - Phenomenology · Physics 2020-06-24 Behnam Mohammadi , Mahdi Lotfizadeh

In this work, the soft rescattering parameters in the $B^\pm\rightarrow \pi^\pm\pi^+\pi^-$ and $B^\pm\rightarrow K^\pm\pi^+\pi^-$ decays with the light scalar meson $f_0(500)$ as the intermediate resonance are studied within the QCD…

High Energy Physics - Phenomenology · Physics 2024-12-20 Jing-Juan Qi , Zhen-Yang Wang , Zhen-Hua Zhang , Ke-Wei Wei , Xin-Heng Guo

The final state interaction (FSI) contribution to charged $D$ decay into $K\pi\pi$ is computed within a light-front framework, considering $S$-wave $K\pi$ interactions in $1/2$ and $3/2$ isospin states. The convergence of the rescattering…

High Energy Physics - Phenomenology · Physics 2014-07-04 T. Frederico , K. S. F. F. Guimarães , O. Lourenço , W. de Paula , I. Bediaga , A. C. dos Reis

The decays \bar{B}-> \bar{K}D and \bar{B}-> \bar{K}\bar{D} taking into account final state interactions are discussed. These decays are described by four strong phases \delta_0,\delta_1,\bar{\delta}_0,\bar{\delta}_1 (subscripts 0 and 1…

High Energy Physics - Phenomenology · Physics 2007-05-23 Fayyazuddin

The significance of final-state interactions in B_d-->\pi\pi decays is phenomenologically demonstrated by taking elastic \pi\pi--\pi\pi and inelastic \pi\pi--D\bar{D} rescattering effects into consideration. We find that the present…

High Energy Physics - Phenomenology · Physics 2009-10-31 Zhi-zhong Xing

Single and double coincidence nucleon spectra in the $\Lambda$-hypernuclei weak decay are evaluated and discussed using a microscopic formalism. Nuclear matter is employed together with the local density approximation which allows us to…

Nuclear Theory · Physics 2008-11-26 E. Bauer

A systematic analysis of the near-threshold enhancement in the $\bar pp$ invariant mass spectrum seen in the decay reactions $J/\psi \to x \bar pp$ and $\psi (3686) \to x \bar pp$ $(x = \gamma,\, \omega,\, \rho,\, \pi,\, \eta)$ is…

Nuclear Theory · Physics 2015-04-08 Xian-Wei Kang , J. Haidenbauer , Ulf-G. Meißner

In the theory of deep inelastic scattering (DIS) the final state interaction (FSI) between the struck quark and the remnants of the target is usually assumed to be negligible in the Bjorken limit. This assumption, still awaiting a full…

Nuclear Theory · Physics 2008-11-26 E. Pace , G. Salme` , F. M. Lev

We analyze the role of final state interactions in decay of the lighest exotic meson, $pi_1$ with $J^{PC}=1^{-+}. We use the relativistic Lippmann-Schwinger equation for two coupled $\pi b_{1}$ and $\pi\rho$ channels. The first one is the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Nikodem J. Poplawski , Adam P. Szczepaniak , J. T. Londergan

In this article, we study the final-state rescattering effects in the decay $B^0 \to \eta_cK^*$, the numerical results indicate the corrections are comparable with the contribution from the naive factorizable amplitude, and the total…

High Energy Physics - Phenomenology · Physics 2008-11-27 Zhi-Gang Wang

We are presenting here the new formulae for Bose-Einstein correlations (BEC) which contain effects of final state interactions (FSI) of both strong (in $s$-wave) and electromagnetic origin. We demonstrate the importance of FSI in BEC by…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Biyajima , T. Mizoguchi , T. Osada , G. Wilk

A relativistic finite nucleus calculation using a Dirac optical potential is used to investigate the importance of final state interactions [FSI] at large momentum transfers in inclusive quasielastic electronuclear reactions. The optical…

Nuclear Theory · Physics 2009-10-28 C. R. Chinn

We develop the Glauber theory description of final-state interaction (FSI) in quasielastic $A(e,e'p)$ scattering. The important new effect is an interaction between the two trajectories which enter the calculation of FSI-distorted one-body…

Nuclear Theory · Physics 2007-05-23 N. N. Nikolaev , J. Speth , B. G. Zakharov

Several modes of $B$ decays into three pseudoscalar octet mesons PPP have been measured. These decays have provided useful information for B decays in the standard model (SM). Some of powerful tools in analyzing B decays are flavor $SU(3)$…

High Energy Physics - Phenomenology · Physics 2015-03-06 Xiao-Gang He , Guan-Nan Li , Dong Xu

The first observation of $\bar{B}^0_d\to D^0\bar{K}^0$ and $\bar{B}^0_d\to D^0\bar{K}^{*0}$ transitions by the Belle Collaboration allows us to do a complete isospin analysis of $B\to DK^{(*)}$ decay modes. We find that their respective…

High Energy Physics - Phenomenology · Physics 2011-09-13 Zhi-zhong Xing