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The several types of strongly intensive correlation variables are studied in nuclear collisions at LHC energy. These quantities are expected not to depend on centrality class width. They have been calculated in the dipole-based…

Nuclear Theory · Physics 2019-04-05 Vladimir Kovalenko

Tethering methods allow us to perform Monte Carlo simulations in ensembles with conserved quantities. Specifically, one couples a reservoir to the physical magnitude of interest, and studies the statistical ensemble where the total…

Statistical Mechanics · Physics 2011-08-29 V. Martin-Mayor , B. Seoane , D. Yllanes

We discuss the possibility, that multiply charmed exotics are produced in ultrarelativistic heavy ion collisions. Production probabilities at RHIC are estimated and found to be large enough to allow for the possible detection of single and…

Nuclear Theory · Physics 2009-10-30 J. Schaffner-Bielich , A. P. Vischer

Motivated by the recent surprising discovery of two new meson states with c s-bar quark content but unexpectedly low masses and narrow total decay widths, we work out, in a nonrelativistic potential-model approach developed already some two…

High Energy Physics - Phenomenology · Physics 2009-11-10 Wolfgang Lucha , F. F. Schoberl

The electron-phonon interaction corresponding to the Holstein model (with Coulomb repulsion) is simulated in infinite dimensions using a novel quantum Monte Carlo algorithm. The thermodynamic phase diagram includes commensurate…

Condensed Matter · Physics 2007-05-23 J. K. Freericks , Mark Jarrell

The asymmetries between charm and anticharm mesons observed in fixed-target photoproduction experiments are an order of magnitude larger than the asymmetries predicted by conventional perturbative QCD. We show that these charm meson…

High Energy Physics - Phenomenology · Physics 2009-11-07 Eric Braaten , Yu Jia , Thomas Mehen

In this manuscript, results of a component-level analysis with Monte Carlo simulations are presented, that aid the interpretation of recent ALICE results on the azimuthal correlation distribution of prompt D mesons with charged hadrons in…

Nuclear Experiment · Physics 2021-11-03 Eszter Frajna , Robert Vertesi

Heavy long-lived quarks, i.e. charm and bottom, are frequently studied both as tests of QCD and as probes for other physics aspects within and beyond the standard model. The long life-time implies that charm and bottom hadrons are formed…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Norrbin , T. Sjöstrand

We use a modified relativistic quark model to study the properties of excited charmed and charmed strange mesons. We calculate the masses and wave functions of conventional charmed and charmed strange mesons incorporating both spin and…

High Energy Physics - Phenomenology · Physics 2025-06-30 Saba Noor , Faisal Akram , Bilal Masud

Recent measurements at RHIC of angular correlations of same-sign vs. opposite sign pairs have been interpreted as evidence for large-scale fluctuations of parity-odd fields. In this paper, we provide alternative explanations of the same…

Nuclear Theory · Physics 2010-02-10 Scott Pratt

We compute the scattering lengths of charmed mesons and charmonia scattering with light hadrons in full QCD. We use Fermilab formulation for the charm quark and domain-wall fermions for the light quarks and staggered sea quarks. Four…

High Energy Physics - Lattice · Physics 2011-12-05 Liuming Liu , Huey-Wen Lin , Kostas Orginos

The elliptic azimuthal anisotropy coefficient ($v_2$) is measured for charm (D$^0$) and strange (K$_\mathrm{S}^0$, $\Lambda$, $\Xi^-$, and $\Omega^-$) hadrons, using a data sample of pPb collisions collected by the CMS experiment, at a…

High Energy Physics - Experiment · Physics 2018-08-29 CMS Collaboration

Charge neutralisation procedure based on a Markov chain Monte Carlo algorithm is applied to a system of generated hadrons. The algorithm changes the charge of a randomly picked particle by shifting it within its isomultiplet. For baryons…

Nuclear Theory · Physics 2012-12-14 Zuzana Fecková , Boris Tomášik

We present our first set of results for charm physics, using the mixed-action setup introduced in a companion paper. Maximally twisted Wilson valence fermions are used on a sea of non-perturbatively $O(a)$-improved Wilson fermions, made up…

In the framework of dispersion relation technique the relativistic three-quark equations including heavy quarks are found. The approximate solutions of the relativistic three-particles equations based on the extraction of leading…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. M. Gerasyuta , D. V. Ivanov

The magnetic susceptibility of the two-dimensional repulsive Hubbard model with nearest-neighbor hopping is investigated using the diagram technique developed for the case of strong correlations. In this technique a power series in the…

Strongly Correlated Electrons · Physics 2009-11-13 Alexei Sherman , Michael Schreiber

We study the correlation between the trigger $\pi$ and the associated $J/\psi$ on near and away sides in Au+Au collisions at $\sqrt{s_{NN}}=200$ GeV. In the region of trigger momentum $p_t>4$ GeV/$c$, the $\pi$ spectrum is composed of…

High Energy Physics - Phenomenology · Physics 2011-05-18 R Peng , C B Yang

Recently a lot of new experimental results on open charm hadrons have appeared. In particular many D meson resonances have been discovered. We discuss strong decays of positive and negative parity charmed mesons within heavy meson chiral…

High Energy Physics - Phenomenology · Physics 2008-11-26 Svjetlana Fajfer , Jernej Kamenik , Sasa Prelovsek

We consider the fragmentation of heavy quarks into heavy-flavoured hadrons, specifically the production of charmed mesons in $e^+e^-$ collisions, at different centre-of-mass energies. We focus our attention on the ratio of moments of the…

High Energy Physics - Phenomenology · Physics 2024-09-04 Matteo Cacciari , Andrea Ghira , Simone Marzani , Giovanni Ridolfi

Using an anomalous transport model for massless quarks and antiquarks, we study the effect of a magnetic field on the elliptic flows of quarks and antiquarks in relativistic heavy ion collisions. With initial conditions from a blast wave…

Nuclear Theory · Physics 2016-10-19 Yifeng Sun , Che-Ming Ko , Feng Li