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Related papers: Chiral Unitary Dynamics of Hadrons and Hadrons in …

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In this talk I summarize recent findings made on the description of axial vector mesons as dynamically generated states from the interaction of peseudoscalar mesons and vector mesons, dedicating some attention to the two $K_1(1270)$ states.…

In this talk we report on the use of a chiral unitary approach for the interaction of the octets of meson and baryon and the octet of mesons with the decuplet of baryons. Two octets of $J^{\pi}=1/2^-$ baryon states and a singlet are…

High Energy Physics - Phenomenology · Physics 2011-02-09 E. Oset , S. Sarkar , M. J. Vicente Vacas

In this talk I present recent developments in chiral dynamics of hadrons and hadrons in a medium addressing the following points: interaction of the octet of pseudoscalar mesons with the octet of baryons of the nucleon, showing recent…

Nuclear Theory · Physics 2008-11-26 E. Oset , S. Sarkar , M. J. Vicente Vacas , M. Kaskulov , L. Roca , V. K. Magas , A. Ramos , H. Toki

As an example of dynamically generated resonances we mention the interaction of vector mesons with baryons within the local hidden gauge formalism which gives rise to a large amount of such states, many of which can be associated to known…

Nuclear Theory · Physics 2015-05-27 E. Oset , E. J. Garzon , Ju Jun Xie , P. Gonzalez , A. Ramos , A. Martínez Torres

Identifying a zero-range exchange of vector mesons as the driving force for the s-wave scattering of pseudo-scalar mesons off the baryon ground states, a rich spectrum of hadronic nuclei is formed. We argue that chiral symmetry and…

High Energy Physics - Phenomenology · Physics 2010-12-16 M. F. M. Lutz , J. Hofmann

We discuss baryon resonances which are dynamically generated in hadron dynamics based on chiral coupled channels approach. With the dynamical description of the baryon resonance, we discuss the origin of the resonance pole, finding that for…

Nuclear Theory · Physics 2012-04-23 Dasiuke Jido

Some recent developments in chiral dynamics of hadrons and hadrons in a medium are presented. Unitary schemes based on chiral Lagrangians describe some hadronic states as being dynamically generated resonances. We discuss how standard…

Nuclear Theory · Physics 2016-09-08 M. J. Vicente Vacas

After some short introductory remarks on particular issues on the vector mesons in nuclei, in this paper we present a short review of recent developments concerning the interaction of vector mesons with baryons and with nuclei from a modern…

Nuclear Theory · Physics 2012-10-16 E. Oset , A. Ramos , E. J. Garzon , R. Molina , L. Tolos , C. W. Xiao , J. J. Wu , B. S. Zou

In this talk we report on how, using a chiral unitary approach for the meson--baryon interactions, two octets of $J^{\pi}=1/2^-$ baryon states and a singlet are generated dynamically, resulting in the case of strangeness $S=-1$ in two poles…

Nuclear Theory · Physics 2009-11-10 A. Ramos , E. Oset , C. Bennhold , D. Jido. J. A. Oller , U. G. Meissner

We present recent results on the vector meson-vector meson and vector meson-baryon interaction using a unitary approach based on the hidden-gauge Lagrangians. For the vector-vector case we find that 11 states get dynamically generated,…

In this presentation we discuss the generation of hadrons with an exotic quark content and hidden charm emerging from three-body interactions. To be more specific, we have studied the $KD\bar{D}^*/K\bar D D^*$ and $ND\bar{D}^*/N\bar{D}D^*$…

High Energy Physics - Phenomenology · Physics 2022-04-05 Brenda B. Malabarba , A. M. Torres , K. P. Khemchandani , Xiu-Lei Ren , Li-Sheng Geng

In this talk we present a short review of recent developments concerning the interaction of vector mesons with baryons and with nuclei. We begin with the hidden gauge formalism for the interaction of vector mesons, then review results for…

Nuclear Theory · Physics 2012-03-22 E. Oset , A. Ramos , E. J. Garzon , P. Gonzalez , J. J. Xie , A. Martinez Torres , L. Tolos , R. Molina , C. W. Xiao

In this work we present our model that dynamically generates resonances from charmed and light pseudoscalar and vector mesons. The model generates a rich spectrum of charmed and hidden charm scalar and axial resonances, most of them which…

High Energy Physics - Phenomenology · Physics 2009-05-12 D. Gamermann , E. Oset , B. S. Zou

In these lectures I make an introduction to chiral unitary theory applied to the meson baryon interaction and show how several well known resonances are dynamically generated, and others are predicted. Two very recent experiments are…

Nuclear Theory · Physics 2011-02-09 E. Oset , D. Cabrera , V. K. Magas , L. Roca , S. Sarkar , M. J. Vicente Vacas , A. Ramos

By using a heavy chiral unitary approach, we study the $S$ wave interactions between heavy vector meson and light pseudoscalar meson. By searching for poles of the unitary scattering amplitudes in the appropriate Riemann sheets, several…

High Energy Physics - Phenomenology · Physics 2008-11-26 Feng-Kun Guo , Peng-Nian Shen , Huan-Ching Chiang

Charmed baryon resonances that are generated dynamically are studied within a unitary baryon-meson coupled-channel model, which incorporates heavy-quark spin symmetry. The extension of the SU(3) Weinberg-Tomozawa chiral Lagrangian to SU(8)…

High Energy Physics - Phenomenology · Physics 2012-06-18 O. Romanets , L. Tolos , C. Garcia-Recio , J. Nieves , L. L. Salcedo , R. G. E. Timmermans

We will study open and hidden charm scalar meson resonances within two different models. The first one is a direct application of a chiral Lagrangian already used to study flavor symmetry breaking in Skyrme models. In another approach to…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. Gamermann , E. Oset , D. Strottman , M. J. Vicente Vacas

In this talk I review recent advances on the structure of the meson and baryon resonances which can be dynamically generated from the interaction of mesons or mesons and baryons. Particular emphasis is put on results involving vector…

High Energy Physics - Phenomenology · Physics 2010-02-25 E. Oset , L. S. Geng , D. Gamermann , R. Molina , D. Nicmorus. Yamagata-Sekihara , H. Nagahiro , S. Hirenzaki , D. Jido , M. Döring , A. Ramos

Charmed meson resonances with quantum numbers J^P=0^+ and J^P=1^+ are generated in terms of chiral coupled-channel dynamics. At leading order in the chiral expansion a parameter-free prediction is obtained for the scattering of Goldstone…

High Energy Physics - Phenomenology · Physics 2010-12-16 E. E. Kolomeitsev , M. F. M. Lutz

We study N and $\Delta$ hidden-charm baryon resonances that are generated dynamically from the s-wave interaction of pseudoscalar and vector mesons with $1/2^+$ and $3/2^+$ baryons. We use a unitary coupled-channels model that fulfills…

High Energy Physics - Phenomenology · Physics 2015-06-17 Olena Romanets , Carmen Garcia-Recio , Lorenzo Luis Salcedo , Juan Nieves , Laura Tolos
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