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The programming new $e^{+}e^-$ collider with high luminosity shall provide another useful platform to study the properties of the doubly heavy $B_c$ meson in addition to the hadronic colliders as LHC and TEVATRON. Under the `New Trace…

High Energy Physics - Phenomenology · Physics 2010-11-26 Li-Cheng Deng , Xing-Gang Wu , Zhi Yang , Zhen-Yun Fang , Qi-Li Liao

We investigate hadroproduction of $B_c$ mesons from initial gluons using QCD perturbation theory and nonrelativistic bound state approximations. Our results obtained by two completely independent calculations are confronted with existing…

High Energy Physics - Phenomenology · Physics 2009-10-28 Karol Kołodziej , Arnd Leike , Reinhold Rückl

A generator with $\alpha^2$ order radiative correction effects, including both the initial state radiative corrections and the photon vacuum polarization corrections, is built for the full simulation of $e^+e^- \to hadrons $ in cross…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. Zhang , R. Gang , J. C. Chen

In the present paper, we study the photoproduction of various $S$-wave $B_c$ states, i.e. $B_c(1{}^1S_0)$, $B_c^*(1{}^1S_0)$, $B_c(2{}^1S_0)$ and $B^*_c(2{}^3S_1)$, at future $e^+e^-$ colliders within the framework of non-relativistic QCD.…

High Energy Physics - Phenomenology · Physics 2022-12-07 Xi-Jie Zhan , Xing-Gang Wu , Xu-Chang Zheng

In the framework of perturbative QCD and potential models of heavy quarkonium, total cross-sections and differential characteristics of hadronic production for different spin states of the $B_c$-meson family are calculated at energies of…

High Energy Physics - Phenomenology · Physics 2014-11-17 A. V. Berezhnoy , V. V. Kiselev , A. K. Likhoded , A. I. Onischenko

$B$ mesogenesis offers an interesting mechanism to generate the baryon asymmetry of the universe by converting the CP violation of the Standard Model into a net baryon number asymmetry. In this work we refine and extend the $B$ mesogenesis…

High Energy Physics - Phenomenology · Physics 2026-01-28 M. Burgos Marcos , A. Verheyden , K. K. Vos

Main theoretical uncertainties in estimating the indirect production of $(b\bar{c})$-quarkonium ($B^-_c$ meson and its excited states) via top quark decays, $t\to (b\bar{c})+c+W^{+}$, are studied within the non-relativistic QCD framework.…

High Energy Physics - Phenomenology · Physics 2008-12-27 Xing-Gang Wu

The ee$\in$MC generator package is extended to include $e^{+}e^{-} \to Hadrons (n\gamma)$ events where the photons can be generated in either the initial-state or final-state production. In particular, the $e^{+}e^{-} \to \pi^{+}\pi^{-}…

High Energy Physics - Phenomenology · Physics 2023-03-07 Ian M. Nugent

[abridged] Bound states of heavy quarks can serve as a laboratory for inquiry into the behaviour of the fundamental strong and electroweak interactions. This thesis examines observations of B0, B0bar, and B+- mesons produced in…

High Energy Physics - Experiment · Physics 2007-05-23 Andreas T. Warburton

Heavy flavor measurements in high multiplicity proton-proton and proton-nucleus collisions at collider energies enable unique insights into their production and hadronization mechanism because experimental and theoretical uncertainties…

High Energy Physics - Phenomenology · Physics 2018-10-30 Yan-Qing Ma , Prithwish Tribedy , Raju Venugopalan , Kazuhiro Watanabe

We study quantitatively the formation and evolution of B_c bound states in a space-time domain of deconfined quarks and gluons (quark-gluon plasma, QGP). At the Relativistic Heavy Ion Collider (RHIC) one expects for the first time that…

High Energy Physics - Phenomenology · Physics 2014-11-17 Martin Schroedter , Robert L. Thews , Johann Rafelski

The properties of the $B_c$-meson family ($c\bar b$) are still not well determined experimentally because the specific mechanisms of formation and decay remain poorly understood. Unlike heavy quarkonia, i.e. the hidden heavy quark-antiquark…

High Energy Physics - Phenomenology · Physics 2022-10-05 B. Martín-González , P. G. Ortega , D. R. Entem , F. Fernández , J. Segovia

Bose-Einstein condensation (BEC) is a quantum mechanical phenomenon directly linked to the quantum statistics of bosons. While cold atomic gases provide a new arena for exploring the nature of BEC, a long-term quest to confirm BEC of…

Quantum Gases · Physics 2011-07-11 Kosuke Yoshioka , Eunmi Chae , Makoto Kuwata-Gonokami

We describe some characteristic properties of $B_c$ mesons and discuss the production and the prospects of detection in $e^+ e^-$, $\gamma \gamma$, and $\bar pp/pp$ collisions. The production mechanisms considered here also play an…

High Energy Physics - Phenomenology · Physics 2010-11-01 A. Leike , R. Rueckl

Production of the doubly heavy-flavored hadrons ($B_c$ meson, doubly heavy baryons $\Xi_{cc}$, $\Xi_{bc}$, $\Xi_{bb}$, their excited states and antiparticles of them as well) at $e^+e^-$ colliders is investigated under two different…

High Energy Physics - Phenomenology · Physics 2016-02-17 Xu-Chang Zheng , Chao-Hsi Chang , Zan Pan

A comparative study of the full $\alpha_s^4$ perturbative QCD calculation of the hadronic production of the $B_c$ and $B_c^*$ mesons and the fragmentation approximation is presented. We examined the various subprocesses in detail and the…

High Energy Physics - Phenomenology · Physics 2009-10-28 Chao-Hsi Chang , Yu-Qi Chen , Robert J. Oakes

Electron-proton ($e^-p$) colliders are an ideal laboratory to study common features of electron and quarks with production via electroweak bosons, leptoquarks, multi-jet final states and very forward physics, due to their impressive…

High Energy Physics - Phenomenology · Physics 2018-08-31 Georges Azuelos , Monica D'Onofrio , Oliver Fischer , Jose Zurita

In this paper we analyze the photoproduction of heavy quarkonia pairs which include $b$-quarks, such as $B_{c}^{+}B_{c}^{-}$-mesons or charmonium-bottomonium pairs. Compared to charmonia pair production, these channels get contributions…

High Energy Physics - Phenomenology · Physics 2023-06-21 Sebastián Andrade , Marat Siddikov , Iván Schmidt

We study the $B_c^+$ production in Pb-Pb collisions at $\sqrt{s_{NN}}=5.02$ TeV. In the quark-gluon plasma (QGP) produced in heavy-ion collisions, heavy quarks make random motions with the energy loss. We employ the Langevin equations to…

Nuclear Theory · Physics 2022-09-21 Baoyi Chen , Liuyuan Wen , Yunpeng Liu

With a clean environment and high collision energy, the Circular Electron Positron Collider (CEPC) would be an excellent facility for heavy flavor physics. Using the Monte Carlo event generator Pythia, we simulate the production of the…

High Energy Physics - Phenomenology · Physics 2024-08-12 Zhao-Sai Jia , Gang Li , Pan-Pan Shi , Zhen-Hua Zhang