English
Related papers

Related papers: Beauty Hadron Spectrum in a Screened Potential Mod…

200 papers

We study the masses of radial and orbital excited states of nonstrange singly charmed baryons in the framework of hypercentral Constituent Quark Model (hCQM). To obtain the mass spectra, the Coulomb plus screened potential is employed with…

High Energy Physics - Phenomenology · Physics 2020-03-18 Keval Gandhi , Zalak Shah , Ajay Kumar Rai

We investigate the mass spectra of exotic hadrons known as hexaquarks in the form of dibaryons. We use a phenomenological model based on an extended version of the G\"ursey-Radicati mass formula for hadrons to include non-charmed baryons,…

High Energy Physics - Phenomenology · Physics 2021-11-23 Christoffer Beiming , Jesper Grönroos , Tommy Ohlsson

Mass spectra of excited states of the singly charmed baryons are calculated using the hypercentral description of three body system. The baryon consist of a charm quark and light quarks (u, d and s) are studied in the framework of QCD…

High Energy Physics - Phenomenology · Physics 2016-10-13 Zalak Shah , Kaushal Thakkar , Ajay Kumar Rai , P. C. Vinodkumar

Hadron spectroscopy is an important tool towards the study of internal quark dynamics in a composite system. The present article focuses on the study of resonance spectra of strange baryons with S=-2, -3. The non-relativistic approach…

High Energy Physics - Phenomenology · Physics 2024-04-30 Chandni Menapara , Ajay Kumar Rai

We construct an extended version of the linear sigma model in such a way as to describe spin-$1$ hadrons as well as spin-$0$ hadrons in two-color QCD (QC$_2$D) by respecting the Pauli-G\"{u}rsey $SU(4)$ symmetry. Within a mean-field…

High Energy Physics - Phenomenology · Physics 2023-12-29 Daiki Suenaga , Kotaro Murakami , Etsuko Itou , Kei Iida

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

We calculate masses of light and heavy mesons as well as baryons of negative parity containing $u,d,s,c$ and $b$ quarks. It is an extension of our previous work where we had studied the positive parity baryons. We adopt a quark-diquark…

High Energy Physics - Phenomenology · Physics 2021-11-24 L. X. Gutiérrez-Guerrero , G. Paredes-Torres , A. Bashir

In this article, the mass spectra of mesons with one or two heavy quarks and their diquarks partners are estimated within a non-relativistic framework by solving Schr\"odinger equation with an effective potential inspired by a symmetry…

High Energy Physics - Phenomenology · Physics 2021-08-31 L. X. Gutiérrez-Guerrero , A. Alfaro , A. Raya

We describe a calculation of the spectrum of strange and nonstrange hadrons that simultaneously correlates the dressed-quark-core masses of meson and baryon ground- and excited-states within a single framework. The foundation for this…

Nuclear Theory · Physics 2015-06-04 Chen Chen , Lei Chang , Craig D. Roberts , Shaolong Wan , David J. Wilson

Properties of single beauty baryons ($\Sigma_{b},\Lambda_{b}$) are studied based on the quark-diquark structure. The confinement potential is assumed as two body colour coulomb plus power potential with exponent $\nu$. We find a strong…

High Energy Physics - Phenomenology · Physics 2011-02-22 Ajay Majethiya , Kaushal Thakkar , P. C. Vinodkumar

The mass spectra of singly charmed and bottom baryons, $\Lambda_{c/b}(1/2^\pm,3/2^-)$ and $\Xi_{c/b}(1/2^\pm,3/2^-)$, are investigated using a nonrelativistic potential model with a heavy quark and a light diquark. The masses of the scalar…

High Energy Physics - Phenomenology · Physics 2020-07-15 Yonghee Kim , Emiko Hiyama , Makoto Oka , Kei Suzuki

The excitation energy spectra of heavy baryons consisting of a heavy quark and two light quarks are investigated by using diquark models in order to examine the nature of the diquark as a constituent of single heavy baryons. We consider two…

High Energy Physics - Phenomenology · Physics 2022-05-25 Kento Kumakawa , Daisuke Jido

The excitation energies of the $\Lambda_{c}$ and $\Lambda_{b}$ baryons are investigated in a finite-size diquark potential model, in which the heavy baryons are treated as bound states of a charm quark and a scalar-isoscalar diquark. The…

Nuclear Theory · Physics 2017-12-18 Kento Kumakawa , Daisuke Jido

The mass spectra and decay properties of heavy quarkonia are computed in nonrelativistic quark-antiquark Cornell potential model. We have employed the numerical solution of Schr\"odinger equation to obtain their mass spectra using only four…

High Energy Physics - Phenomenology · Physics 2018-08-06 N. R. Soni , B. R. Joshi , R. P. Shah , H. R. Chauhan , J. N. Pandya

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

We study the bottomonium spectrum in the nonrelativistic quark model with the coupled-channel effects. The mass shifts and valence $b\bar{b}$ component are evaluated to be rather large. We find that the hadronic loop effects can be…

High Energy Physics - Phenomenology · Physics 2012-04-26 Jia-Feng Liu , Gui-Jun Ding

Hadron spectra and other properties of quark systems are studied in the framework of a non-relativistic spin-independent phenomenological model. The chosen confining potential is harmonic, which allowed us to obtain analytical solutions for…

Physics Education · Physics 2018-10-24 Eduardo Cuervo-Reyes , Marcos Rigol , Jesus Rubayo-Soneira

We compute masses of positive parity spin-$1/2$ and $3/2$ baryons composed of $u$, $d$, $s$, $c$ and $b$ quarks in a quark-diaquark picture. The mathematical foundation for this analysis is implemented through a symmetry-preserving…

Nuclear Theory · Physics 2019-12-25 L. X. Gutiérrez-Guerrero , Adnan Bashir , Marco A. Bedolla , E. Santopinto

Excited states masses of the strange singly charmed baryons are calculated using the non-relativistic approach of hypercentral Constituent Quark Model (hCQM). The hyper-Coulomb plus screened potential is used as a confinement potential with…

High Energy Physics - Phenomenology · Physics 2020-03-20 Keval Gandhi , Ajay Kumar Rai

The effective theory for heavy quarks has additional symmetries with respect to QCD, which relate charm and beauty hadron masses. Assuming the spectrum of charmed particles, we predicted in a previous work the masses of some beauty…

High Energy Physics - Phenomenology · Physics 2015-06-25 Ugo Aglietti
‹ Prev 1 2 3 10 Next ›