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Related papers: QCD Confinement and the Hall D Project at Jefferso…

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Quantum Chromodynamics (QCD), the gauge field theory of the Strong Interaction, has specific features, asymptotic freedom and confinement, which determine the behaviour of quarks and gluons in particle reactions at high and at low energy…

High Energy Physics - Experiment · Physics 2008-11-26 Siegfried Bethke

A QCD based effective action is constructed to describe the dynamics of confinement and symmetry breaking in the process of parton-hadron conversion. The deconfined quark and gluon degrees of freedom of the perturbative QCD vacuum are…

High Energy Physics - Phenomenology · Physics 2009-10-28 K. Geiger

A confining quantum chromodynamics (QCD) model is formulated on the basis of a new general Yang-Mills $SU_3$ symmetry. The general Yang-Mills transformations involve arbitrary vector gauge functions $\omega_\mu(x)$ and Hamilton's…

General Physics · Physics 2019-11-26 Jong-Ping Hsu

The photoluminescence (PL) spectrum of a two-dimensional electron gas (2DEG) in the fractional quantum Hall regime is studied as a function of the separation $d$ between the electron and valence hole layers. The abrupt change in the…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Arkadiusz Wojs , John J. Quinn

We study a phenomenological model that mimics the characteristics of QCD theory at finite temperature. The model involves fermions coupled with a modified Abelian gauge field in a tachyon matter. It reproduces some important QCD features…

High Energy Physics - Phenomenology · Physics 2021-05-14 Adamu Issifu , Julio C. M. Rocha , Francisco A. Brito

We compare QCD predictions with experimental data on inclusive multiparticle observables whereby we discuss various realizations of the idea of parton hadron duality which is related to a soft confinement mechanism. Special emphasis is…

High Energy Physics - Phenomenology · Physics 2009-09-25 WOLFGANG OCHS

We demonstrate an efficient method to engineer the quantum confinement in a system of two quantum dots grown in a vertical stack. We achieve this by using materials with a different lattice constant for the growth of the outer and inner…

Mesoscale and Nanoscale Physics · Physics 2015-02-13 Ł. Kłopotowski , P. Wojnar , S. Kret , M. Parlińska-Wojtan , K. Fronc , G. Karczewski , T. Wojtowicz

We present a theoretical analysis of the effect of dielectric confinement on the Coulomb interaction in dielectrically modulated quantum structures. We discuss the implications of the strong enhancement of the electron-hole and…

Materials Science · Physics 2009-10-31 G. Goldoni , F. Rossi , A. Orlandi , M. Rontani , F. Manghi , E. Molinari

Decay widths, branching ratios and production dynamics of some recently discovered $J^{PC} = 1^{-+}, 0^{-+}$,$1^{--}$ and $2^{-+}$ mesons are found to be in remarkable agreement with the predicted properties of hybrid mesons. We propose…

High Energy Physics - Phenomenology · Physics 2009-10-28 F. E. Close , P. R. Page

We review recent progress in modeling the quark-gluon content of mesons and their low-energy interactions through the Global Color Model field theory. An emphasis is placed on techniques that are shared with the approach based on…

Nuclear Theory · Physics 2009-10-30 P. C. Tandy

The already very active field of cavity quantum electrodynamics (QED), traditionally studied in atomic systems, has recently gained additional momentum by the advent of experiments with semiconducting and superconducting systems. In these…

Mesoscale and Nanoscale Physics · Physics 2009-02-17 J. M. Fink , M. Goeppl , M. Baur , R. Bianchetti , P. J. Leek , A. Blais , A. Wallraff

The compressed baryonic matter (CBM) experiment at the future FAIR accelerator facility near Darmstadt, Germany, aims at the investigation of baryonic matter at highest net baryon densities but moderate temperatures, by colliding heavy-ions…

Nuclear Experiment · Physics 2011-12-05 A. Prakash , P. P. Bhaduri , S. Chattopadhyay , A. Dubey , B. K. Singh

Heat transport has large potentialities to unveil new physics in mesoscopic systems. A striking illustration is the integer quantum Hall regime, where the robustness of Hall currents limits information accessible from charge transport.…

Mesoscale and Nanoscale Physics · Physics 2011-01-04 C. Altimiras , H. le Sueur , U. Gennser , A. Cavanna , D. Mailly , F. Pierre

We discriminate gluonic hadrons from conventional $q\bar q$ states by surveying radial and orbital excitations of all I=0 and I=1 $n\bar n$ systems anticipated up to 2.1 GeV. We give detailed predictions of their quasi-two-body branching…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. Barnes , F. E. Close , P. R. Page , E. S. Swanson

We provide a study of quantum chromodynamics with the technique of Dyson-Schwinger equations in differential form. In this way, we are able to approach the non-perturbative limit and recover, with some approximations, the 't Hooft limit of…

High Energy Physics - Phenomenology · Physics 2022-11-22 Marco Frasca

We study the thermal confinement/deconfinement and non-thermal quantum phase transitions or rapid cross-overs in QCD and QCD-like theories in external magnetic fields. At large magnetic fields, while the contribution of gauge fluctuations…

High Energy Physics - Theory · Physics 2015-06-17 Mohamed M. Anber , Mithat Unsal

We give an overview of recent progress into the infrared structure of QCD based on the gauge/gravity correspondence and light-front quantization, where the color confining interaction for mesons and baryons is determined by an underlying…

High Energy Physics - Phenomenology · Physics 2020-04-17 Stanley J. Brodsky , Guy F. de Teramond , Hans Gunter Dosch

The GlueX experiment at Jefferson Laboratory aims to perform quantitative tests of non-perturbative QCD by studying the spectrum of light-quark mesons and baryons. A Detector of Internally Reflected Cherenkov light (DIRC) was installed to…

Hadron spectroscopy has received revitalised interest due to the discovery of states with unexpected properties. Discussed are the recent findings at BABAR, CLEO, BELLE and BES. A detailed report is given on the many experiments reporting…

High Energy Physics - Phenomenology · Physics 2009-09-29 Eberhard Klempt

Developments in strangeness photo- and electro- production off the proton, as investigated using the CLAS system in Hall B at Jefferson Lab, are discussed in this paper. By measuring sufficient spin observables one can decompose the…

Nuclear Experiment · Physics 2011-02-01 Reinhard Schumacher