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Related papers: Comprehensive Mass Predictions: From Triply Heavy …

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We investigate the mass spectra of exotic hadrons known as pentaquarks. We extend a simple phenomenological model based on the G\"ursey-Radicati mass formula for hadrons to include both charmed and bottom baryons as well as to be able to…

High Energy Physics - Phenomenology · Physics 2019-12-02 Pontus Holma , Tommy Ohlsson

Inspired by the observation of a resonant state $X(6600)$ of fully charm tetraquark by the CMS experiment of LHCb Collaboration in double $J/\psi $ decay channel, we perform a systematical study of all configurations of fully heavy…

High Energy Physics - Phenomenology · Physics 2023-09-14 WenXuan Zhang , HongTao An , Duojie Jia

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

Using a relativized diquark model Hamiltonian, we calculate the masses of $J^{PC}=0^{++}$ ground-state tetraquarks in the following systems: $b s \bar b \bar s$, $bb \bar n \bar n$ ($n=u, d$), $bb \bar s \bar s$, $cc\bar c \bar c$, $b b…

High Energy Physics - Phenomenology · Physics 2020-11-03 M. A. Bedolla , J. Ferretti , C. D. Roberts , E. Santopinto

We present a comprehensive study of triply heavy baryons ($\Omega_{ccc}$, $\Omega_{bbb}$, $\Omega_{bcc}$, and $\Omega_{bbc}$) within the nonrelativistic quark model, employing the Gaussian expansion method to calculate mass spectra up to…

High Energy Physics - Phenomenology · Physics 2025-10-09 Hao Zhou , Si-Qiang Luo , Xiang Liu

Mass spectra of the ground-state baryons consisting of three or two heavy (b or c) and one light (u,d,s) quarks are calculated in the framework of the relativistic quark model and the hyperspherical expansion. The predictions of masses of…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. P. Martynenko

Motivated by the observation of the doubly charmed tetraquark $T_{cc}(3875)^+$, we present a systematic study of double heavy tetraquarks ($T_{QQ'\bar{q}\bar{q}'}$) using heavy antiquark-diquark symmetry (HADS) within a constituent quark…

High Energy Physics - Phenomenology · Physics 2026-01-29 Liu-Yu Zhang , Tian-Wei Wu , Yong-Liang Ma

I discuss several recent highly accurate theoretical predictions for masses of baryons containing the b quark, as well as an effective supersymmetry between heavy quark baryons and mesons. I also suggest some possibilities for observing…

High Energy Physics - Phenomenology · Physics 2009-11-13 Marek Karliner

In the present work we investigate the mass spectrum and semileptonic decays of double charm and bottom baryon states using the hypercentral quark model. We solve the six-dimensional Schr\"odinger equation via deep learning and particle…

High Energy Physics - Phenomenology · Physics 2025-04-08 Zahra Ghalenovi , Masoumeh Moazzen Sorkhi , Amir Hossein Sovizi

The recently observed pentaquark baryons $\Theta^{+}$ and $\Xi^{--}$ are studied in the dual gravity theory of QCD. By developing a general formulation useful for studying the branched string web in a curved space, simple mass formulae of…

High Energy Physics - Phenomenology · Physics 2016-09-06 Masako Bando , Taichiro Kugo , Akio Sugamoto , Sachiko Terunuma

The study of exotic multi-quark states has garnered significant attention recently, particularly in heavy-quark dynamics within quantum chromodynamics (QCD). We perform a comprehensive spectroscopic analysis of fully heavy pentaquark states…

High Energy Physics - Phenomenology · Physics 2025-12-02 Ankush Sharma , Alka Upadhyay

Mass spectra of baryons consisting of two heavy (b or c) and one light quarks are calculated in the framework of the relativistic quark model. The light quark-heavy diquark structure of the baryon is assumed. Under this assumption the…

High Energy Physics - Phenomenology · Physics 2009-11-07 D. Ebert , R. N. Faustov , V. O. Galkin , A. P. Martynenko

Theoretical predictions for the spectrum of heavy meson-baryon bound states are a fundamental tool for disentangling the nature of the different pentaquark states that have been observed in experimental facilities. Here we explore this…

High Energy Physics - Phenomenology · Physics 2025-01-17 Zi-Ying Yang , Fang-Zheng Peng , Mao-Jun Yan , Mario Sánchez Sánchez , Manuel Pavon Valderrama

During the last three years strong experimental evidence from $B$ and charm factories has been accumulating for the existence of exotic hadronic quarkonia, narrow resonances which cannot be made from a quark and an antiquark. Their masses…

High Energy Physics - Phenomenology · Physics 2015-06-18 Marek Karliner

Prompted by the recent surprising results in QCD spectroscopy, we extend to heavy flavors the hadron mass relations showing that the constituent quark mass differences and ratios have the same values when obtained from mesons and baryons.…

High Energy Physics - Phenomenology · Physics 2007-05-23 Marek Karliner , Harry J. Lipkin

In this paper, we consider an exotic baryon (pentaquark) as a bound state of two-particle systems composed of a baryon (nucleon) and a meson.We used a baryon - meson picture to reduce a complicated five-body problem to a simple two-body…

High Energy Physics - Phenomenology · Physics 2016-07-19 Majid Monemzadeh , Narges Tazimi , Shahnaz Babaghodrat

Triply heavy baryons are investigated in the framework of the relativistic quark model based on the quark-diquark picture in the quasipotential approach in QCD. Masses of the ground and excited states of the $\Omega_{ccc}$, $\Omega_{bbb}$,…

High Energy Physics - Phenomenology · Physics 2022-01-26 R. N. Faustov , V. O. Galkin

Using a diffusion Monte Carlo algorithm, we calculated the spectra of all possible $S$-wave fully heavy pentaquarks within the framework of the quark model. Our aim was to compare the masses of different spin-color configurations…

High Energy Physics - Phenomenology · Physics 2024-09-09 M. C. Gordillo , J. Segovia , J. M. Alcaraz-Pelegrina

Developing the calculation techniques to fivefold heavy hadrons, we perform the study of novel fully-heavy $QQQQ\bar{Q}$ pentaquark states by the QCD sum rule approach that is firmly based on the QCD basic theory. Numerically, masses of…

High Energy Physics - Phenomenology · Physics 2021-04-28 Jian-Rong Zhang

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
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