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We perform a calculation for the three body $N \bar{K} K$ scattering amplitude by using the fixed center approximation to the Faddeev equations, taking the interaction between $N$ and $\bar{K}$, $N$ and $K$, and $\bar{K}$ and $K$ from the…

Nuclear Theory · Physics 2015-03-17 Ju-Jun Xie , A. Martínez Torres , E. Oset

We investigate the three-body system of $\pi \bar{K} K^*$ by using the fixed-center approximation to the Faddeev equation, taking the interaction between $\pi$ and $\bar{K}$, $\pi$ and $K^*$, and $\bar{K}$ and $K^*$ from the chiral unitary…

High Energy Physics - Phenomenology · Physics 2017-03-22 Xu Zhang , Ju-Jun Xie , Xurong Chen

The three-body $\eta K^*\bar{K}^*$, $\pi K^*\bar{K}^*$ and $KK^*\bar{K}^*$ systems are investigated within the framework of fixed-center approximation to the Faddeev equations, where $K^*\bar{K}^*$ is treated as the scalar meson…

High Energy Physics - Phenomenology · Physics 2023-03-08 Qing-Hua Shen , Ju-Jun Xie

A study of three-pseudoscalar $\pi K \bar{K}$ and $\pi \pi \eta$ coupled system is made by solving the Faddeev equations within an approach based on unitary chiral dynamics. A resonance with total isospin one and spin-parity $J^\pi = 0^-$…

Nuclear Theory · Physics 2015-05-28 A. Martínez Torres , K. P. Khemchandani , D. Jido , A. Hosaka

In the present work we investigate the three-body systems of $\eta K \bar K$ and $\eta' K \bar K$, by taking the fixed center approximation to Faddeev equations. We find a clear and stable resonance structure around 1490 MeV in the squared…

High Energy Physics - Phenomenology · Physics 2015-06-17 Weihong Liang , C. W. Xiao , E. Oset

We have performed a calculation of the scattering amplitude for the three body system $\bar{K}NN$ assuming $\bar{K}$ scattering against a $NN$ cluster, using the Fixed Center approximation to the Faddeev equations. The $\bar{K}N$…

High Energy Physics - Phenomenology · Physics 2011-08-11 M. Bayar , J. Yamagata-Sekihara , E. Oset

The three-body systems $\eta K^* \bar{K}^*$, $\pi K^* \bar{K}^*$, and $K K^* \bar{K}^*$ are further investigated within the framework of fixed-center approximation, where $K^* \bar{K}^*$ is treated as the fixed-center, corresponding to the…

High Energy Physics - Phenomenology · Physics 2024-01-18 Qing-Hua Shen , Xu Zhang , Xiang Liu , Ju-Jun Xie

We perform a Faddeev calculation for the three mesons system, $\phi K \bar{K}$, taking the interaction between two pseudoscalar mesons and between a vector and a pseudoscalar meson from the chiral unitary approach. We obtain a neat…

Nuclear Theory · Physics 2008-11-26 A. Martínez Torres , K. P. Khemchandani , L. S. Geng , M. Napsuciale , E. Oset

We perform a theoretical study on the $D\bar{D}K$ three body system, using the fixed center approximation to the Faddeev equations, considering the interaction between $D$ and $K$, $D$ and $\bar{D}$ from the chiral unitary approach. We…

High Energy Physics - Phenomenology · Physics 2022-09-07 Xiang Wei , Qing-Hua Shen , Ju-Jun Xie

The $K K\bar K$ system is investigated with a coupled channel approach based on solving the Faddeev equations considering the $KK\bar K$, $K\pi\pi$ and $K\pi\eta$ channels and using as input two-body $t$-matrices that generate dynamically…

Nuclear Theory · Physics 2015-03-18 A. Martínez Torres , D. Jido , Y. Kanada-En'yo

We study the three body $N \bar{K} K$ system by using the fixed center approximation to the Faddeev equations, taking the interaction between $N$ and $\bar{K}$, $N$ and $K$, and $\bar{K}$ and $K$ from the chiral unitary approach. Our…

Nuclear Theory · Physics 2015-06-17 Ju-Jun Xie , A. Martínez Torres , E. Oset

We revisit the $KN$ scattering amplitude in order to investigate the possibility for the existence of a broad resonance in the $I=0$ $KN$ channel around the energy of 1617 MeV with 305 MeV width. We use the chiral unitary model to describe…

Nuclear Theory · Physics 2019-01-23 Kenji Aoki , Daisuke Jido

Recently, many efforts are being put in studying three-hadron systems made of mesons and baryons and interesting results are being found. In this talk, I summarize the main features of the formalism used to study such three hadron systems…

Nuclear Theory · Physics 2013-09-27 A. Martínez Torres , K. P. Khemchandani , D. Jido , Y. Kanada-En'yo , E. Oset

Using the Fixed Center Approximation to Faddeev equations we have investigated the $DKK$ and $DK\bar{K}$ three-body systems, considering that the $D^*_{s0}(2317)$ acts as the heavy cluster in both cases, generated from the $DK$ interaction…

High Energy Physics - Phenomenology · Physics 2018-12-04 V. R. Debastiani , J. M. Dias , E. Oset

In the present work we use three-body interaction formalism to investigate the $K$-multi-$\rho$ interactions. First, we reproduced the resonances $f_2(1270)$ and $K_1(1270)$ in the $\rho \rho$ and $\rho K$ two-body interactions…

High Energy Physics - Phenomenology · Physics 2015-09-16 C. W. Xiao

We have performed a calculation for the three body $\Delta \rho \pi$ system by using the fixed center approximation to Faddeev equations, taking the interaction between $\Delta$ and $\rho$, $\Delta$ and$\pi$, and $\rho$ and $\pi$ from the…

Nuclear Theory · Physics 2011-05-31 Ju-Jun Xie , A. Martinez Torres , E. Oset , P. Gonzalez

In this work we study the $\rho B^*\bar{B}^*$ three-body system solving the Faddeev equations in the fixed center approximation. We assume the $B^*\bar{B}^*$ system forming a cluster, and in terms of the two-body $\rho B^*$ unitarized…

High Energy Physics - Phenomenology · Physics 2016-11-21 M. Bayar , P. Fernandez-Soler , Zhi-Feng Sun , E. Oset

We perform a complete calculation of the pion-kaon scattering amplitude in Chiral Perturbation Theory at finite temperature, paying particular attention to the analytic structure of the amplitude and the main differences with respect to the…

High Energy Physics - Phenomenology · Physics 2023-08-30 Angel Gómez Nicola , Jacobo Ruiz de Elvira , Andrea Vioque-Rodríguez

We study the $N \pi K$ system in order to investigate the possibility of existence of strangeness +1 resonance(s). The formalism consists of solving the Faddeev equations with the $N \pi$, $\pi K $ and $K N$ $t$-matrices obtained from…

Nuclear Theory · Physics 2015-05-13 K. P. Khemchandani , A. Martínez Torres , E. Oset

We construct pi-pi amplitudes that fulfill exact elastic unitarity, account for one loop Chiral Perturbation Theory contributions and include all 1/Nc leading terms, with the only limitation of considering just the lowest-lying nonet of…

High Energy Physics - Phenomenology · Physics 2013-05-29 J. Nieves , A. Pich , E. Ruiz Arriola
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