English
Related papers

Related papers: BEEC: An event generator for simulating the $B_c$ …

200 papers

We calculate the absorbtion cross-sections of $B_{c}$ mesons by $\pi$ and $\rho$ mesons including anomalous processes using an effective hadronic Lagrangian. The enhancement of Bc production is expected due to QGP formation in heavy-ion…

Nuclear Theory · Physics 2019-12-25 Shaheen Irfan , Faisal Akram , Bilal Masud

The ALICE experiment at the Large Hadron Collider (LHC) at CERN consists of a central barrel, a muon spectrometer and of additional detectors for trigger and event classification purposes. The low transverse momentum threshold of the…

High Energy Physics - Experiment · Physics 2019-08-13 R. Schicker

During the last years, the ALPHA collaboration has been developing and implementing a method based on Heavy Quark Effective Theory (HQET) to compute B-mesons observables through lattice simulations. Thanks to a non-perturbative matching to…

High Energy Physics - Lattice · Physics 2015-03-18 Nicolas Garron

We provide a method to construct finite abstractions exactly bisimilar to linear systems under a modified periodic event-triggered control (PETC), when considering as output the inter-event times they generate. Assuming that the initial…

Systems and Control · Electrical Eng. & Systems 2020-07-10 Gabriel de A. Gleizer , Manuel Mazo

Using a hadron-string cascade model LUCIAE, the $\phi$ meson production in heavy ion collisions (Pb+Pb) and elementary collisions (p+p) were studied systematically. Within the framework of the model, the experimentally measured $\phi$…

Nuclear Theory · Physics 2009-11-07 Ben-Hao Sa , Amand Faessle , C. Fuchs , An Tai , Nu Xu

Heavy quarks are a powerful probe for investigating the properties of the Quark-Gluon Plasma created in heavy-ion collisions, since they are produced in initial hard scattering processes and experience all the stages of the medium…

Nuclear Experiment · Physics 2015-06-22 Chitrasen Jena

The semileptonic decays, $B_{c}{\longrightarrow}{\chi_c}(h_c)+{\ell}+{{\nu}}_{\ell}$, and the two-body nonleptonic decays, $B_{c}{\longrightarrow}{\chi_c}(h_c)+h$, (here $\chi_c$ and $h_c$ denote $(c\bar c[^3P_J])$ and $(c\bar c[^1P_1])$…

High Energy Physics - Phenomenology · Physics 2011-03-23 Chao-Hsi Chang , Yu-Qi Chen , Guo-Li Wang , Hong-Shi Zong

We discuss two-photon and hadronic production of $B_c$ mesons in nonrelativistic bound state approximation and to lowest order in the coupling constants $\alpha$ and $\alpha_s$. It is shown that in photon-photon collisions, heavy quark…

High Energy Physics - Phenomenology · Physics 2011-01-27 Karol Kolodziej , Arnd Leike , Reinhold Rueckl

We present the energy distribution of b-flavoured hadrons in top quark decay using the PYTHIA and HERWIG event generators, which we tune to LEP and SLD data. We find that fitting the string and cluster models is essential to reproduce the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Gennaro Corcella , Volker Drollinger

Within the framework of nonrelativistic quantum chromodynamics, this study examines the electroproduction processes $e+p\to e+B_c+\overline{c}+b$, $e+p\to e+B_s+\overline{s}+b$, and $e+p\to e+D_s+\overline{c}+s$ at lepton-hadron colliders.…

High Energy Physics - Phenomenology · Physics 2025-01-03 Qiwei Hu , Cong-Feng Qiao , Li-Ping Sun

The B$_\mathrm{c}^+$ meson is observed for the first time in heavy ion collisions. Data from the CMS detector are used to study the production of the B$_\mathrm{c}^+$ meson in lead-lead (PbPb) and proton-proton (pp) collisions at a…

High Energy Physics - Experiment · Physics 2022-06-23 CMS Collaboration

By the virtues of the Dyson-Schwinger equations, we upgrade the published code \mtt{HELAC} to be capable to calculate the heavy quarkonium helicity amplitudes in the framework of NRQCD factorization, which we dub \mtt{HELAC-Onia}. We…

High Energy Physics - Phenomenology · Physics 2013-08-28 Hua-Sheng Shao

Low-scale baryogenesis could be discovered at $B$-factories and the LHC. In the $B$-Mesogenesis paradigm [G. Elor, M. Escudero, and A. E. Nelson, PRD 99, 035031 (2019), arXiv:1810.00880], the CP violating oscillations and subsequent decays…

High Energy Physics - Phenomenology · Physics 2021-09-07 Gonzalo Alonso-Álvarez , Gilly Elor , Miguel Escudero

We propose a simple method to simulate $W/Z$ + jet productions at hadron collisions. The simulation can be done by using existing tools with some modifications allowed to users. $W/Z$ + 1 jet events are generated using an ME-based event…

High Energy Physics - Phenomenology · Physics 2007-05-23 Shigeru Odaka

In this work, to establish a more abundant $\Lambda_c$ baryon spectrum, we discuss the production potentials of the excited $\Lambda_c$ baryons through $\Lambda_b$ hadronic weak decays within a constituent quark model. Based on our…

High Energy Physics - Phenomenology · Physics 2025-12-01 Kai-Lei Wang , Ya-Mei Cao , Hui-Xiao Duan , Xian-Hui Zhong

The cross-section for the production of $b{\bar b} c{\bar c}$ quarks in $e^+e^-$ annihilation, that proves to be at a level of $\sigma (e^+e^- \rightarrow b{\bar b} c{\bar c})/ \sigma (e^+e^- \rightarrow b{\bar b}) \sim 10^{-2}$ for ${\sqrt…

High Energy Physics - Phenomenology · Physics 2011-01-27 V. V. Kiselev , A. K. Likhoded , M. V. Shevlyagin

We present the Monte Carlo event generator KK version 4.13 for precision predictions of the Electroweak Standard Model for the process $e^+e^-\to f\bar{f} +n\gamma$, $f=\mu,\tau,d,u,s,c,b$ at centre of mass energies from $\tau$ lepton…

High Energy Physics - Phenomenology · Physics 2010-11-24 S. Jadach , B. F. L. Ward , Z. Was

The Compressed Baryonic Matter (CBM) experiment planned at Facility for Antiproton and Ion Research (FAIR) will provide a major scientific effort for exploring the properties of strongly interacting matter in the high baryon density regime.…

High Energy Physics - Phenomenology · Physics 2014-03-06 A. Prakash , P. K. Srivastava , B. K. Singh

We leverage the CP violation in charged $B$ meson decays to generate the observed baryon asymmetry and dark matter at $\mathcal{O}(10 \text{ MeV})$ temperatures. We realize this in two scenarios: $B_c^+$ Mesogenesis and $B^+$ Mesogenesis.…

High Energy Physics - Phenomenology · Physics 2022-04-13 Fatemeh Elahi , Gilly Elor , Robert McGehee

BEC-based quantum sensors offer a huge, yet not fully explored potential in gravimetry and ac- celerometry. In this paper, we study a possible setup for such a device, which is a weakly interacting Bose gas trapped in a double-well…

Quantum Gases · Physics 2026-04-24 Kateryna Korshynska , Sebastian Ulbricht
‹ Prev 1 3 4 5 6 7 10 Next ›