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Related papers: Possible $\Delta\Delta$ dibaryons in the quark clu…

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Using the HAL QCD method, we investigate S-wave meson-baryon interactions in singlet and two octet channels in the flavor SU(3) limit, where the chiral unitary model predicts that a combination of bound-state poles in these channels…

High Energy Physics - Lattice · Physics 2025-01-30 Kotaro Murakami , Sinya Aoki

Utilizing a quark model characterized by parameters that effectively replicate the masses of ground state hadrons, we illustrate that $(us)$ or $(ds)$ diquarks exhibit greater compactness in comparison to $(ud)$ diquarks. Concretely, the…

High Energy Physics - Phenomenology · Physics 2024-03-01 Hyeongock Yun , Sungsik Noh , Sanghoon Lim , Taesoo Song , Juhee Hong , Aaron Park , Su Houng Lee , Benjamin Dönigus

A preliminary investigation of the anti-K N interaction is performed within a chiral constituent quark model by solving the resonating group method (RGM) equation. The model parameters are taken from our previous work, which gave a…

Nuclear Theory · Physics 2007-08-10 F. Huang , W. L. Wang , Z. Y. Zhang , Y. W. Yu

The magnetic moments of $J^P=\frac{3}{2}^+$ decuplet baryons have been calculated in the chiral constituent quark model ($\chi$CQM) with explicit results for the contribution coming from the valence quark polarizations, sea quark…

High Energy Physics - Phenomenology · Physics 2015-09-30 Aarti Girdhar , Harleen Dahiya , Monika Randhawa

Properties of the three-nucleon bound state are examined in the Faddeev formalism, in which the quark-model nucleon-nucleon interaction is explicitly incorporated to calculate the off-shell T-matrix. The most recent version, fss2, of the…

Nuclear Theory · Physics 2009-11-07 Y. Fujiwara , K. Miyagawa , M. Kohno , Y. Suzuki , H. Nemura

When the $f_{\pi}, f_{K} \text{ and } M_{\eta}^2$ given by the $ (m_{\pi},m_{K}) $ dependent scaling relations of the large $N_{c}$ standard U(3) Chiral perturbation theory (ChPT) and the infrared regularized U(3) ChPT,~are used in the…

High Energy Physics - Phenomenology · Physics 2026-02-13 Vivek Kumar Tiwari

Since the discovery of $T_{cc}$ by LHCb, there has been considerable interest in $T_{cc}$ and its heavy-flavor partners. However, the study of its strange partner $T_{ss}$ has been largely overlooked. Within the framework of the chiral…

High Energy Physics - Phenomenology · Physics 2024-09-16 Jiazheng Ji , Yuheng Xing , Xinxing Wu , Ning Xu , Yue Tan

The linear band crossings of 3D Dirac and Weyl semimetals are characterized by a charge chirality, the parallel or anti-parallel locking of electron spin to its momentum. Such materials are believed to exhibit a ${\bf E} \cdot {\bf B}$…

Materials Science · Physics 2021-06-01 Bing Cheng , Timo Schumann , Susanne Stemmer , N. P. Armitage

Magnetic moments of baryons are studied within the chiral quark soliton model with special emphasis on the decuplet of baryons. The model is used to identify all symmetry breaking terms proportional to $m_{\rm s}$. Sum rules for the…

High Energy Physics - Phenomenology · Physics 2010-11-19 Hyun-Chul Kim , Michał Praszałowicz , Klaus Goeke

A phenomenological estimate is derived such that the binding energies of dimesons are expressed as combinations of masses of different mesons and baryons. The estimate is almost model-independent, the only major assumptions being that the…

High Energy Physics - Phenomenology · Physics 2011-01-27 D. Janc , M. Rosina

The effective Kbar N interaction based on chiral SU(3) coupled-channel dynamics is derived and its extrapolation below the Kbar N threshold is studied in detail. Starting from the coupled-channel scattering equations, we eliminate the…

Nuclear Theory · Physics 2008-11-26 Tetsuo Hyodo , Wolfram Weise

We study J^P=(3/2)^- baryon resonances as generated by chiral coupled-channel dynamics. Parameter free results are obtained in terms of the Weinberg-Tomozawa term predicting the leading s-wave interaction strength of Goldstone bosons with…

Nuclear Theory · Physics 2009-07-09 E. E. Kolomeitsev , M. F. M. Lutz

A phenomenological model for the hyperon-nucleon interactions is constructed by using the quark cluster model approach to the short-distance baryon-baryon interactions. The model contains the SU(3) symmetric meson exchange interaction at…

High Energy Physics - Phenomenology · Physics 2009-09-25 Ken-ichiro Ogawa , Sachiko Takeuchi , Makoto Oka

We investigate higher baryon-number states in the Chiral Quark Soliton Model using the rational map ansatz for the background chiral fields. The soliton solutions are obtained self-consistently. We show that the baryon number density has…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. Sawado , N. Shiiki , S. Oryu

We study the strong and electromagnetic decay properties of scalar mesons above 1 GeV within a chiral approach. The scalar-isoscalar states are treated as mixed states of quarkonia and glueball configurations. A fit to the experimental…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. Giacosa , Th. Gutsche , V. E. Lyubovitskij , Amand Faessler

In this talk we present a description of nuclear binding in a chiral approach based on the existence of a chiral invariant scalar field associated with the generation of the masses through spontaneous chiral symmetry breaking. We discuss…

Nuclear Theory · Physics 2014-08-25 G. Chanfray , M. Ericson

We perform a systematical investigation of the existence of the deuteron-like singly bottomed dibaryon resonance states with strangeness $S=-1,~-3,~-5$ in the chiral quark model. Two resonance states with strangeness $S=-1$ are obtained in…

High Energy Physics - Phenomenology · Physics 2026-01-21 Yuxuan Du , Yanyue Pan , Xinmei Zhu , Zhiyun Tan , Hongxia Huang , Jialun Ping

The properties of the scalar and vector correlations in the hot and/or dense hadronic matter close to chiral transition are discussed. Presuming that the linear realization of chiral symmetry will become appropriate at least near the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Teiji Kunihiro

The $S$, $P$, $D$, $F$ wave $KN$ phase shifts have been studied in the chiral SU(3) quark model by solving a resonating group method equation. The numerical results of different partial waves are in agreement with the experimental data…

Nuclear Theory · Physics 2008-11-26 F. Huang , Z. Y. Zhang , Y. W. Yu

We study the $DN$ and $D^\ast N$ interactions to probe the inner structure of $\Sigma_c(2800)$ and $\Lambda_c(2940)$ with the chiral effective field theory to the next-to-leading order. We consider the contact term, one-pion-exchange and…

High Energy Physics - Phenomenology · Physics 2020-06-02 Bo Wang , Lu Meng , Shi-Lin Zhu
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