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The physics of highly excited Rydberg atoms is governed by blockade or exclusion interactions that hinder the excitation of atoms in the proximity of a previously excited one. This leads to cooperative effects and a relaxation dynamics…

统计力学 · 物理学 2018-09-12 Carlos Pérez-Espigares , Igor Lesanovsky , Juan P. Garrahan , Ricardo Gutiérrez

We use dynamic light scattering and computer simulations to study equilibrium dynamics and dynamic heterogeneity in concentrated suspensions of colloidal hard spheres. Our study covers an unprecedented density range and spans seven decades…

We study the charmonium suppression in different evolutions of quark gluon plasma (QGP) based on the transport model. In the colliding energies of Large Hadron Collider, charmonium final yields are dominated by the recombination of charm…

核理论 · 物理学 2018-07-24 Li Guansong , Li Yuhuan , Shi Wei

A set of coupled kinetic equations describing in the Abelian approximation a mixture of quarks and self-interacting gluons is formulated and solved numerically. The model includes the Schwinger-like mechanism for particle creation in a…

高能物理 - 唯象学 · 物理学 2007-05-23 V. V. Skokov , S. A. Smolyansky , V. D. Toneev

Strong evidence for pairing and superfluidity has recently been found in atomic Fermi gases at the BCS-BEC crossover both in collective modes and RF excitation energies. It is argued that the scale for the effective pairing gaps measured in…

超导电性 · 物理学 2009-11-10 H. Heiselberg

We numerically study the dynamical properties of a mixture consisting of a dipolar condensate and a degenerate Fermi gas in a quasi-one-dimensional geometry. In particular, we focus on the system's response to a temporal variation in the…

量子气体 · 物理学 2025-11-26 Maciej Lewkowicz , Tomasz Karpiuk , Mariusz Gajda , Mirosław Brewczyk

We investigate the effects of the pre-equilibrium Glasma stage of heavy-ion collisions on the broadening of momentum for heavy quarks and jets using classical colored particle simulations based on Wong's equations. Confirming previous…

高能物理 - 唯象学 · 物理学 2023-04-04 Dana Avramescu , Virgil Băran , Vincenzo Greco , Andreas Ipp , David. I. Müller , Marco Ruggieri

Mixtures of glass-forming fluids sometimes exhibit glass-glass phase separation at low temperatures. Here, we use a molecular dynamics simulation to study one of the simplest examples of the glass-glass phase separation. We consider a…

统计力学 · 物理学 2020-04-07 Yuri Oku , Kyohei Takae , Atsushi Ikeda

We apply Ginzburg-Landau theory to determine BCS pairing in a strongly-coupled uniform superfluid of three-flavor massless quarks in flavor equilibrium. We elucidate the phase diagram near the critical temperature in the space of the…

高能物理 - 唯象学 · 物理学 2014-11-17 Kei Iida , Gordon Baym

We revisit the question of the measured, unexpectedly large, heavy flavor suppression, $R_{AA}(p_T) \ll 1$, in nucleus-nucleus collisions at RHIC and compare two new theoretical approaches to the $D$- and $B$-meson quenching. In the first…

高能物理 - 唯象学 · 物理学 2008-11-26 Ivan Vitev , Azfar Adil , Hendrik van Hees

We study the propagation of charm quarks in the early stage of high energy proton-lead collision, considering the interaction of these quarks with the evolving Glasma by means of the Wong equations. Neglecting quantum fluctuations at the…

核理论 · 物理学 2018-12-05 Marco Ruggieri , Santosh K. Das

We review two different theoretical approaches to the strong interaction dynamics at the early times immediately following heavy ion collisions. One approach is based on small-coupling physics of the Color Glass Condensate (CGC). The other…

高能物理 - 唯象学 · 物理学 2009-11-18 Yuri V. Kovchegov

We investigate the heavy flavor dynamics in the quark-gluon plasma (QGP) medium created in p-Pb collisions at the CERN Large Hadron Collider (LHC). In the (3+1)-dimensional viscous hydrodynamics model describing QGP medium, the dynamics of…

In the Ginzburg-Landau approach, we describe a new phase in neutral two-flavor quark matter in which gluonic degrees of freedom play a crucial role. We call it a gluonic phase. In this phase gluonic dynamics cure a chromomagnetic…

高能物理 - 唯象学 · 物理学 2008-11-26 E. V. Gorbar , Michio Hashimoto , V. A. Miransky

Nuclear collisions at high energies produce a gluon field that can be described using the Colour Glass Condensate (CGC) effective theory at proper times $\tau \lesssim 1$ fm/c. The theory can be used to calculate the gluon energy-momentum…

高能物理 - 唯象学 · 物理学 2022-02-09 Margaret E. Carrington , Alina Czajka , Stanislaw Mrowczynski

We employ a non-equilibrium Quantum Chromodynamics (QCD) kinetic description to study the kinetic and chemical equilibration of the Quark-Gluon Plasma (QGP) at weak coupling. Based on our numerical framework, which explicitly includes all…

高能物理 - 唯象学 · 物理学 2021-09-22 Xiaojian Du , Sören Schlichting

We show that the recently developed Hamiltonian theory for high energy evolution in QCD in the dilute regime and in the presence of Bremsstrahlung is consistent with the color dipole picture in the limit where the number of colors N_c is…

高能物理 - 唯象学 · 物理学 2011-01-25 Y. Hatta , E. Iancu , L. McLerran , A. Stasto

We present a dynamical model of heavy quark evolution in the quark-gluon plasma (QGP) based on the Fokker-Planck equation. We then apply this model to the case of central ultra-relativistic nucleus-nucleus collisions performed at RHIC and…

高能物理 - 唯象学 · 物理学 2009-11-10 Pol Bernard Gossiaux , Vincent Guiho , Joerg Aichelin

We apply the extended local hidden gauge formalism to study the meson-meson interactions with the quark constituents $cc\bar c\bar c$, $cc\bar c\bar b/\bar c\bar c cb$, $cc\bar b\bar b/\bar c\bar c bb$, $bb\bar c\bar b/\bar b\bar b cb$, and…

高能物理 - 唯象学 · 物理学 2025-01-28 Wen-Ying Liu , Hua-Xing Chen

We first introduce the conceptual basis of critical behaviour in strongly interacting matter, with colour deconfinement as QCD analog of the insulator-conductor transition and chiral symmetry restoration as special case of the associated…

高能物理 - 唯象学 · 物理学 2016-09-06 Helmut Satz