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Related papers: Triple top baryon $\Omega_{ttt}$

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We investigate the pseudoscalar ($\eta_t$) and vector ($\psi_t$) toponium states, as well as the triply-top baryon ($\Omega_{ttt}$), using the QCD sum-rule method. This study was motivated by the recent observation of a pseudoscalar…

High Energy Physics - Phenomenology · Physics 2026-04-13 Z. Rajabi Najjar , K. Azizi

The mass spectra, root mean square (r.m.s.) radii and radial density distributions of $\Omega_{ccb}$ and $\Omega_{bbc}$ baryons are firstly analyzed in the present work. The calculations are carried out in the frame work of relativized…

High Energy Physics - Phenomenology · Physics 2025-05-20 Guo-Liang Yu , Zhen-Yu Li , Zhi-Gang Wang , Ze Zhou

The recent CMS observation of a near-threshold enhancement in top quark pair production provides the first experimental indication of a short-lived pseudoscalar $t\bar{t}$ bound state, commonly referred to as toponium. While most existing…

High Energy Physics - Phenomenology · Physics 2025-08-18 Shu-Wei Zhang , Wei-Han Tan , Xuan Luo , Hua-Xing Chen

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

We present a comprehensive theoretical assessment of the masses of possible baryonic configurations characterized by the presence of two heavy top quarks, including $\Xi_{ttu}$, $\Xi_{ttd}$, $\Omega_{tts}$, $\Omega_{ttc}$, and…

High Energy Physics - Phenomenology · Physics 2026-01-21 M. Shekari Tousi , K. Azizi

We investigate the weak decays of the triply heavy baryon $\Omega_{QQQ}$ in the light-front quark model. Since $\Omega_{QQQ}$ consists of three indistinguishable identical heavy quarks, the commonly adopted quark-diquark picture does not…

High Energy Physics - Phenomenology · Physics 2024-02-05 Fang Lu , Hong-Wei Ke , Xiao-Hai Liu

The Independent Quark Model, formulated for a three-body system within a relativistic framework, is applied to singly heavy baryons \( \Omega_c^0 \) and \( \Omega_b^- \) to investigate their spectroscopic properties. A Martin-like potential…

High Energy Physics - Phenomenology · Physics 2025-07-01 Rameshri V. Patel , Manan Shah , Smruti Patel , Bhoomika Pandya

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

In this article, we study the mass spectrum of the low-lying triply heavy hybrid baryon, which consists of three valence heavy quarks in a color octet and one valence gluon, with spin-parity $J^P=(\frac{1}{2})^+$ via QCD sum rules. This is…

High Energy Physics - Phenomenology · Physics 2023-08-22 Yi-Cheng Zhao , Chun-Meng Tang , Liang Tang

We extract the mass spectra of triply heavy baryon $\Omega_{ccb}$ using Hypercentral constituent quark model. The first order correction is also added to the potential term of Hamiltonian. The radial and orbital excited state masses are…

High Energy Physics - Phenomenology · Physics 2018-04-19 Zalak Shah , Ajay Kumar Rai

A simple single folding model for $\Omega$-deuteron with maximal spin $\left(I\right)J^{P}=\left(0\right)5/2^{+}$ is investigated. $\Omega$ is assumed to orbit an unperturbed deuteron in a $\Omega$-deuteron potential based on a separable…

Nuclear Theory · Physics 2021-12-14 Faisal Etminan , Mohammad Mehdi Firoozabadi

We discuss the three-baryon interaction generated by the determinant interaction of quarks, known as the Kobayashi-Maskawa-'t Hooft (KMT) interaction. The expectation value of the KMT interaction operator is calculated in…

Nuclear Theory · Physics 2016-10-21 Akira Ohnishi , Kouji Kashiwa , Kenji Morita

Possibilities are discussed for determining the top quark mass $m_t$ from observations on the decay processes for top-antitop pairs produced in antiproton-proton collisions, assuming that the $t \to bW^+$ decay channel is dominant and much…

High Energy Physics - Phenomenology · Physics 2011-03-02 R. H. Dalitz , Gary R. Goldstein

In this study, we explore the interactions between mesons and baryons in the open heavy sectors to identify potential triple-heavy molecular pentaquarks. We derive the meson-baryon interaction potentials using the vector meson exchange…

High Energy Physics - Phenomenology · Physics 2024-10-17 Zhong-Yu Wang , Chu-Wen Xiao , Zhi-Feng Sun , Xiang Liu

The triply heavy baryons are very different in their mass. They are essentially $\Omega_{ccc}$, $\Omega_{ccb}$, $\Omega_{cbb}$ and $\Omega_{bbb}$ baryons which may be produced in a $c$ or a $b$ quark fragmentation. Here we briefly review…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. A. Gomshi Nobary

Within pNRQCD we compute the masses of spin-averaged triply heavy baryons using the now-available NNLO pNRQCD potentials and three-body variational approach. We focus in particular on the role of the purely three-body interaction in…

High Energy Physics - Phenomenology · Physics 2015-06-03 Felipe J. Llanes-Estrada , Olga I. Pavlova , Richard Williams

After the experimental establishment of doubly heavy baryons, baryons with three quarks are the last missing pieces of the lowest-lying baryon multiplets in quark model. In this work we study semileptonic and nonleptonic weak decays of…

High Energy Physics - Phenomenology · Physics 2018-05-30 Wei Wang , Ji Xu

We study the possible existence of bound states of three $\Omega_{bbb}$ baryons. We consider only $S$ wave interactions and we start from recent lattice QCD results which give a strongly attractive potential between two $\Omega_{bbb}$…

High Energy Physics - Phenomenology · Physics 2025-01-20 H. Garcilazo , A. Valcarce

We investigate the leading-power fragmentation of triply heavy $\Omega$ baryons in high-energy hadronic collisions. Extending our previous work on the $\Omega_{3c}$ sector, we release the full OMG3Q1.0 family of collinear fragmentation…

High Energy Physics - Phenomenology · Physics 2026-04-03 Francesco Giovanni Celiberto

Inspired by the recent observation of the near-threshold enhancement in top-quark pair production by CMS and ATLAS, we investigate the mass spectrum of S-wave topped meson which containing a single top quark, i.e., $t\bar{q}$, $t\bar{c}$,…

High Energy Physics - Phenomenology · Physics 2026-02-11 Jun-Hao Zhang , Shuo Yang , Bing-Dong Wan
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