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Related papers: Quark-Gluon Plasma and Nucleons a la Laughlin

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Langevin equation describing soft modes in the quark-gluon plasma is reformulated on the loop space. The Cauchy problem for the resulting loop equation is solved for the case when the nonvanishing components of the gauge potential…

High Energy Physics - Theory · Physics 2009-11-07 Dmitri Antonov

We study the spin of the localised quasiparticle excitations of lowest-Landau-level quantum Hall states defined on a disk. The spin that we propose satisfies the spin-statistics relation and can be used to reconstruct the topological…

Mesoscale and Nanoscale Physics · Physics 2022-02-21 Tommaso Comparin , Alvin Opler , Elia Macaluso , Alberto Biella , Alexios P. Polychronakos , Leonardo Mazza

In recent decades, the spin and transverse momentum of quarks and gluons were found to play integral roles in the structure of the nucleon. Simultaneously, the onset of gluon saturation in hadrons and nuclei at high energies was predicted…

High Energy Physics - Phenomenology · Physics 2014-07-16 Matthew D. Sievert

The quark and gluon viscosities are calculated in quark-gluon plasmas to leading orders in the coupling constant by including screening. For weakly interaction QCD and QED plasmas dynamical screening of transverse interactions and Debye…

High Energy Physics - Phenomenology · Physics 2009-10-28 H. Heiselberg

Ultrarelativistic collisions between heavy nuclei briefly generate the quark-gluon plasma (QGP), a new state of matter characterized by deconfined partons last seen microseconds after the Big Bang. The properties of the QGP are of intense…

Nuclear Theory · Physics 2021-08-04 Francesco Becattini , Jinfeng Liao , Michael Lisa

We evaluate the spin density oscillations arising in quantum spin Hall quantum dots created via two localized magnetic barriers. The combined presence of magnetic barriers and spin-momentum locking, the hallmark of topological insulators,…

Mesoscale and Nanoscale Physics · Physics 2013-06-24 Giacomo Dolcetto , Niccolò Traverso Ziani , Matteo Biggio , Fabio Cavaliere , Maura Sassetti

The statistical mechanics of quarks and gluons are investigated within the context of the canonical ensemble. Recursive techniques are developed which enforce the exact conservation of baryon number, total isospin, electric charge,…

Nuclear Theory · Physics 2009-11-10 Scott Pratt , Joerg Ruppert

Starting from Laughlin type wave functions with generalized periodic boundary conditions describing the degenerate groundstate of a quantum Hall system we explictly construct $r$ dimensional vector bundles. It turns out that the filling…

High Energy Physics - Theory · Physics 2009-10-28 Raimund Varnhagen

The decomposition of the nucleon spin into that of quarks and gluons is related to twist-two GPDs according to Ji sum rule. Further decomposition into the helicity and the orbital angular momentum inevitably requires twist-three GPDs. In…

High Energy Physics - Phenomenology · Physics 2015-06-05 Yoshitaka Hatta , Shinsuke Yoshida

Here we present a self-consistent quasi-particle model for quark-gluon plasma and apply it to explain the non-ideal behaviour seen in lattice simulations. The basic idea, borrowed from electrodynamic plasma, is that the gluons acquire mass…

High Energy Physics - Phenomenology · Physics 2008-11-26 Vishnu M. Bannur

Topology is key in describing unconventional quantum phases of matter and devising robust quantum technology. Exactly how topology mixes with quantum mechanics remains largely unclear, as testified by the lack of a unifying microscopic…

Mesoscale and Nanoscale Physics · Physics 2025-11-03 Eugenio DelRe , Paolo Di Porto

Based on simple physics arguments it is shown that the concept of quark-gluon plasma, a state of matter consisting of uncorrelated quarks, antiquarks, and gluons, has a fundamental problem.

High Energy Physics - Phenomenology · Physics 2008-11-26 Dariusz Miskowiec

The Laughlin state embodies a universal class of fractional quantum Hall effects arising in two-dimensional electron systems subjected to strong perpendicular magnetic fields. Conventionally described by a single-component wavefunction, the…

We study the imprint of new particles on the primordial cosmological fluctuations. New particles with masses comparable to the Hubble scale produce a distinctive signature on the non-gaussianities. This feature arises in the squeezed limit…

High Energy Physics - Theory · Physics 2015-03-30 Nima Arkani-Hamed , Juan Maldacena

We investigate the nonlinear interaction between a relativistically strong laser beam and a plasma in the quantum regime. The collective behavior of the electrons is modeled by a Klein-Gordon equation, which is nonlinearly coupled with the…

Plasma Physics · Physics 2011-07-26 Bengt Eliasson , Padma K. Shukla

We present the new developments in the physics of XYZ mesons and glueballs and discuss the connection between properties of the $XYZ$ mesons and glueballs, and the structure of the QCD vacuum. It is shown that the mixing between quark and…

High Energy Physics - Phenomenology · Physics 2017-02-13 Nikolai Kochelev

Given that the wave function of a proton can be derived relativistically and nonperturbatively from a light-front quantized Hamiltonian, investigating the quantum correlation between quarks and gluons offers a novel perspective on the…

High Energy Physics - Phenomenology · Physics 2024-12-17 Chen Qian , Siqi Xu , Yang-Guang Yang , Xingbo Zhao

The major aim of nucleus-nucleus collisions at the LHC is to study the physics of strongly interacting matter and the quark gluon plasma (QGP), formed in extreme conditions of temperature and energy density. We give a brief overview of the…

Nuclear Experiment · Physics 2015-05-13 Tapan Nayak , Bikash Sinha

This article surveys our present understanding of the internal structure of the fully developed quark-gluon plasma at temperatures outside the crossover region. The theoretical part of the review covers perturbative and nonperturbative…

Nuclear Theory · Physics 2025-07-08 Berndt Müller

This talk consists of four parts. In part one, I give an elementary discussion on constructing a Lorentz-invariant spin sum rule for the nucleon. In part two, I discuss a gauge-dependent spin sum rule, explore its relation with the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Xiangdong Ji