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Related papers: Medium-induced soft gluon radiation in DIS

200 papers

The lowest-order induced soft gluon radiation processes of heavy quarks have been analyzed to quantify the dead cone effect. This effect is most likely expected to suppress significantly the energy loss of charm quarks passing an amorphous…

High Energy Physics - Phenomenology · Physics 2009-11-10 R. Thomas , B. Kampfer , G. Soff

The photon bremsstrahlung rate from a quark jet produced in deep-inelastic scattering (DIS) off a large nucleus is studied in the collinear limit. The leading medium-enhanced higher twist corrections which describe the multiple scattering…

Nuclear Theory · Physics 2008-11-26 A. Majumder , R. J. Fries , B. Müller

The intensive synchrotron radiation resulting from quarks interacting with the collective confining color field in relativistic heavy ion collisions is discussed. The spectrum of photons with large transverse momentum is calculated and…

High Energy Physics - Phenomenology · Physics 2019-10-02 V. V. Goloviznin , A. V. Nikolskii , A. M. Snigirev , G. M. Zinovjev

In this conference contribution, we discuss the influence of gluon-bremsstrahlung damping in hot, absorptive QCD matter on the heavy-quark radiation spectra. Within our Monte-Carlo implementation for the description of the heavy-quark…

High Energy Physics - Phenomenology · Physics 2015-06-15 M. Nahrgang , M. Bluhm , P. B. Gossiaux , J. Aichelin

Hadron inclusive spectra in pp collisions are analyzed within the modified quark-gluon string model including both the longitudinal and transverse motion of quarks in the proton in the wide region of initial energies. The self-consistent…

High Energy Physics - Phenomenology · Physics 2015-05-27 V. A. Bednyakov , A. A. Grinyuk , G. I. Lykasov , M. Poghosyan

We calculate the radiation spectrum off a qq-bar pair of a fixed opening angle theta_qq-bar traversing a medium of length L. Multiple interactions with the medium are handled in the harmonic oscillator approximation, valid for soft gluon…

High Energy Physics - Phenomenology · Physics 2015-06-05 Yacine Mehtar-Tani , Carlos A. Salgado , Konrad Tywoniuk

The propagation of QCD color through atomic nuclei is studied via a new analysis using a geometric model of semi-inclusive deep inelastic scattering. The experimental data were previously published by the HERMES Collaboration and consisted…

High Energy Physics - Phenomenology · Physics 2020-01-08 William K Brooks , Jorge López

Cold nuclear matter effects in reactions with nuclei at a future electron-ion collider (EIC) lead to a modification of semi-inclusive hadron production, jet cross sections, and jet substructure when compared to the vacuum. At leading order…

High Energy Physics - Phenomenology · Physics 2018-11-21 Matthew D. Sievert , Ivan Vitev

The induced momentum spectrum of soft gluons radiated from a high energy quark propagating through a QCD medium is derived in the BDMPS formalism. A calorimetric measurement for the medium dependent energy lost by a jet with opening angle…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Baier , Yu. L. Dokshitzer , A. H. Mueller , D. Schiff

Induced soft gluon bremsstrahlung associated with multiple collisions is calculated via perturbative QCD. We derive the non-abelian analog of the Landau-Pomeranchuk effect that suppresses induced soft radiation with formation times…

Nuclear Theory · Physics 2009-10-09 Mikols Gyulassy , Xin-Nian Wang

The propagation of hard partons through spatially extended matter leads to medium-modifications of their fragmentation pattern. Here, we review the current status of calculations of the corresponding medium-induced gluon radiation, and how…

High Energy Physics - Phenomenology · Physics 2016-11-23 Alexander Kovner , Urs Achim Wiedemann

Heavy ion collisions at high energies can be used as an interesting way to recreate and study the medium of the quark-gluon plasma (QGP). We particularly investigate the jets produced in hard binary collisions and their interactions with a…

High Energy Physics - Phenomenology · Physics 2020-09-11 Martin Rohrmoser , Krzysztof Kutak , Andreas van Hameren , Wiesław Płaczek , Konrad Tywoniuk

We study the unintegrated, or transverse momentum dependent (TMD) gluon distribution obtained from the best description of the LHC data on the inclusive spectra of hadrons produced in the mid-rapidity region and low transverse momenta at…

High Energy Physics - Phenomenology · Physics 2014-01-15 A. V. Lipatov , G. I. Lykasov , N. P. Zotov

We investigate the radiative break-up of a highly energetic quark or gluon in a high-temperature QCD plasma. Within an inertial range of momenta $T \ll \omega \ll E$, where $E$ denotes the energy of the original hard parton (jet) and $T$…

High Energy Physics - Phenomenology · Physics 2018-10-17 Yacine Mehtar-Tani , Soeren Schlichting

Soft gluons radiated in top quark production and decay can interfere in a way that is sensitive to the top width. We show how the width affects the gluon distribution in $e^+e^- \rightarrow t {\bar t}$ and discuss prospects for measuring…

High Energy Physics - Phenomenology · Physics 2007-05-23 Lynne H. Orr , Yu. L. Dokshitzer , V. A. Khoze , W. J. Stirling

We present experimental results demonstrating the quantum interference of two photons distinguishable in their transverse momenta, each entering the input ports of a balanced beam splitter. This counterintuitive interference effect is made…

We evaluate the bremsstrahlung production of low mass dileptons and soft photons from equilibrating and transversely expanding quark gluon plasma which may be created in the wake of relativistic heavy ion collisions. We use initial…

Nuclear Theory · Physics 2009-10-31 Dipali Pal , Munshi Golam Mustafa

High momentum transfer electrodisintegration of polarized and unpolarized deuterium targets, $d(e,e'p)n$ is studied. We show that the importance of final state interactions-FSI, occuring when a knocked out nucleon interacts with the other…

Nuclear Theory · Physics 2010-11-01 L. L. Frankfurt , W. R. Greenberg , G. A. Miller , M. M. Sargsyan , M. I. Strikman

The soft gluon part of a proton wave function is investigated and compared with an onium case. It is argued that at every step of the gluon cascade new color structures appear. Dipole equation kernel emerges when a diquark limit is assumed.

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Praszalowicz , A. Rostworowski

We apply the closed-time path integral formalism to study the medium effects of non-equilibrium gluon matter. We derive the medium modified resummed gluon propagator to the one loop level in non-equilibrium in the covariant gauge. The gluon…

High Energy Physics - Phenomenology · Physics 2009-11-07 Chung-Wen Kao , Gouranga C. Nayak , Walter Greiner