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Related papers: Spectra of $\Lambda$ and $\Sigma$ Baryons under Sc…

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The present article contains the descriptive study of light strange baryons $\Lambda$, $\Sigma$, $\Xi$, and $\Omega$. The Regge phenomenology with quasi-linear Regge trajectories has been employed and the relations between Regge slopes,…

High Energy Physics - Phenomenology · Physics 2023-05-24 Juhi Oudichhya , Keval Gandhi , Ajay Kumar Rai

N and $\Delta$ baryons hold an important place towards understanding the quark dynamics inside hadrons. The hypercentral Constituent Quark Model (hCQM) has been employed in various studies ranging from light to heavy hadrons. In the present…

High Energy Physics - Phenomenology · Physics 2023-05-05 C. Menapara , A. K. Rai

The present study is dedicated to light-strange $\Lambda$ with strangeness S=-1, isospin I=0; $\Sigma$ with S=-1, I=1 and $\Xi$ baryon with S=-2 and $I=\frac{1}{2}$. In this article, hypercentral Constituent Quark Model with linear…

High Energy Physics - Phenomenology · Physics 2021-07-07 Chandni Menapara , Ajay Kumar Rai

$\Omega^{-}$ baryon with sss quarks has been scarcely observed in the experiments so far and has been exploited through many theoretical studies only. Here, an attempt has been made to explore properties of $\Omega$ with hypercentral…

High Energy Physics - Phenomenology · Physics 2022-10-05 Chandni Menapara , Ajay Kumar Rai

The spectroscopy of light, strange baryons have been an important aspect with still unknown resonances and intrinsic baryonic properties. The present document is focused on the $\Delta$ baryons unlike earlier work, here all the four isospin…

High Energy Physics - Phenomenology · Physics 2022-12-21 Chandni Menapara , Ajay Kumar Rai

Motivated by the experimental progress in the study of heavy baryons, we investigate the mass spectra of strange single heavy baryons in the $\lambda$-mode, where the relativistic quark model and the infinitesimally shifted Gaussian basis…

High Energy Physics - Phenomenology · Physics 2023-06-22 Zhen-Yu Li , Guo-Liang Yu , Zhi-Gang Wang , Jian-Zhong Gu , Jie Lu

We compute bounds on screened scalar field theories from hydrogen-like systems. New light scalar fields generically have a direct coupling to matter. Such a coupling is strongly constrained by myriad experimental measurements. However,…

High Energy Physics - Phenomenology · Physics 2023-02-22 Philippe Brax , Anne-Christine Davis , Benjamin Elder

In this article, we study the radial states as well as orbital states mass spectra of the nonstrange baryons from bottom family utilizing hypercentral Constituent Quark Model(hCQM), a non-relativistic approach by employing screened…

High Energy Physics - Phenomenology · Physics 2022-03-30 Amee Kakadiya , Zalak Shah , Keval Gandhi , Ajay Kumar Rai

We present the mass spectra of radial and orbital excited states of singly heavy bottom baryons; $\Sigma_{b}^{+}, \Sigma_{b}^-, \Xi_b^-, \Xi_b^0, \Lambda_b^0$ and $\Omega_b^-$. The QCD motivated hypercentral quark model is employed for the…

Nuclear Theory · Physics 2017-06-05 Kaushal Thakkar , Zalak Shah , Ajay Kumar Rai , P. C. Vinodkumar

The resonance mass spectra have been studied through a non-relativistic hypercentral Constituent Quark Model (hCQM) using a linear potential. Also, the effects of higher order correction terms (${\cal{O}}(\frac{1}{m})$,…

High Energy Physics - Phenomenology · Physics 2024-05-13 Chandni Menapara , Ajay Kumar Rai

This study aims at understanding the nature of measured data on the rapidity spectra of some heavy baryons [$\Lambda$, $\Lambda$bar, $\Xi^-$ & $\Xi$bar$^+$] produced in the nuclear collisions at some modestly high energies. Furthermore, our…

High Energy Physics - Phenomenology · Physics 2011-02-16 Goutam Sau , P. Guptaroy , A. C. Das Ghosh , S. Bhattacharyya

We show that in a quark model scheme the use of a screened potential, suggested by lattice QCD, instead of an infinitely rising one with the interquark distance, provides a more adequate description of the high-energy baryon spectrum. In…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. Vijande , P. Gonzalez , H. Garcilazo , A. Valcarce

Mass spectra of heavy baryons are calculated in the heavy-quark--light-diquark picture in the framework of the QCD-motivated relativistic quark model. The dynamics of light quarks in the diquark as well as the dynamics of the heavy quark…

High Energy Physics - Phenomenology · Physics 2011-08-09 D. Ebert , R. N. Faustov , V. O. Galkin

We study the spectra of mesons and baryons, composed of light quarks, in the framework of a semirelativistic potential model including instanton induced forces. We show how a simple modification of the instanton interaction in the baryon…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. Brau , C. Semay , B. Silvestre-Brac

We calculate the mass spectra of the singly charmed baryons ($\Lambda_{c}^{+}$, $\Sigma_{c}^{0}$, $\Xi_{c}^{0}$ and $\Omega_{c}^{0}$) using Hypercentral constituent quark model(hCQM). The hyper color coloumb plus linear potential is used to…

Nuclear Theory · Physics 2017-03-01 Zalak Shah , Kaushal Thakkar , Ajay Kumar Rai , P. C. Vinodkumar

In the framework of the heavy baryon perturbation theory, in which the two-pion exchange is considered, the physical properties of heavy-baryon-anti-heavy-baryon systems are revisited. The potentials between heavy-baryon and…

High Energy Physics - Phenomenology · Physics 2013-12-16 Yue-De Chen , Cong-Feng Qiao , Peng-Nian Shen , Zhuo-Quan Zeng

The recent progress in the investigations on the quark structure of the $\Lambda$ and $\Sigma$ baryons are reviewed. It is shown that the quark structure of $\Lambda$ and $\Sigma$ hyperons can provide a new domain to test various theories…

High Energy Physics - Phenomenology · Physics 2009-10-31 Bo-Qiang Ma

We study the binding energies, radii, single-particle energies, spin-orbit potential and density profile for multi-strange hypernuclei in the range of light mass to superheavy region within the relativistic mean field (RMF) theory. The…

Nuclear Theory · Physics 2015-06-22 M. Ikram , S. K. Singh , A. A. Usmani , S. K. Patra

We calculate saturation curves for strange hadron matter using recently constructed baryon-baryon potentials which are constrained by SU(3) symmetry. All possible interaction channels within the baryon octet (consisting of $N$, $\Lambda$,…

Nuclear Theory · Physics 2009-10-31 V. G. J. Stoks , T. -S. H. Lee

The spectra of baryons containing two heavy quarks test the form of the $QQ$ potential through the spin-averaged masses and hyperfine splittings. The mass splittings in these spectra are calculated in a nonrelativistic potential model and…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. L. Stong
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