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New results on diffractive deep-inelastic $e p$ scattering at HERA are presented using data taken in 1994 with the H1 detector. The cross section for diffractive deep-inelastic scattering is measured in terms of a diffractive structure…

High Energy Physics - Experiment · Physics 2007-05-23 S. Tapprogge

Charged particle multiplicity distributions in positron-proton deep inelastic scattering at a centre-of-mass energy $\sqrt{s}=319$ GeV are measured. The data are collected with the H1 detector at HERA corresponding to an integrated…

High Energy Physics - Experiment · Physics 2020-11-04 H1 collaboration

Inspired by a recent study of Iancu, Mueller and Triantafyllopoulos [1] and earlier papers by Golec-Biernat and Wusthoff [2,3], we propose semi-inclusive diffractive deep inelastic scattering (SIDDIS) to investigate the gluon tomography in…

High Energy Physics - Phenomenology · Physics 2022-11-23 Yoshitaka Hatta , Bo-Wen Xiao , Feng Yuan

Two particle correlations within a single jet produced in deeply inelastic scattering (DIS) off a large nucleus as well as in heavy-ion collisions are explored. This is performed within the framework of the medium modified dihadron…

Nuclear Theory · Physics 2009-01-07 A. Majumder

Instead of starting from a theoretically motivated form of the color dipole cross section in the dipole picture of deep inelastic scattering, we start with a parametrization of the deep inelastic structure function for electromagnetic…

High Energy Physics - Phenomenology · Physics 2015-06-19 Yu Seon Jeong , C. S. Kim , Minh Vu Luu , Mary Hall Reno

We provide an interpretation of the structure functions of a thermal medium such as the quark-gluon plasma in terms of the scattering of an incoming electron on the medium via the exchange of a spacelike photon. We then focus on the…

High Energy Physics - Phenomenology · Physics 2020-12-15 Tim Harris , Harvey B. Meyer , Arianna Toniato , Marco Cè

The recent data from H1 Collaboration on hadron multiplicity in diffractive DIS has been studied in the framework of perturbative QCD as a function of invariant diffractive mass. The formulas obtained explain the observed excess of particle…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. J. M. Covolan , A. V. Kisselev

Saturation in deep inelastic scattering (DIS) and deeply virtual Compton scattering (DVCS) is associated with a phase transition between the partonic gas, typical of moderate $x$ and $Q^2$, and partonic fluid appearing at increasing $Q^2$…

High Energy Physics - Phenomenology · Physics 2011-01-04 L. L. Jenkovszky , Andrea Nagy , S. M. Troshin , Jolan Turoci , N. E. Tyurin

A detailed analysis is presented of the diffractive deep-inelastic scattering process $ep\to eXY$, where $Y$ is a proton or a low mass proton excitation carrying a fraction $1 - \xpom > 0.95$ of the incident proton longitudinal momentum and…

High Energy Physics - Experiment · Physics 2012-08-27 H1 Collaboration

Results from the H1 and ZEUS experiments at HERA on deep inelastic scattering are reviewed. The data lead to a consistent picture of a steep rise in the F_2 structure function and in the gluon density within the proton. Important new…

High Energy Physics - Experiment · Physics 2014-11-17 B. Foster

Recently, the ZEUS collaboration has reported on several remarkable properties of events with a large rapidity gap in deep inelastic scattering. We suggest that the mechanism underlying these events is the scattering of electrons off lumps…

High Energy Physics - Phenomenology · Physics 2009-10-28 Wilfried Buchmuller

We study the deep inelastic scattering (DIS) of a proton-targeted lepton in the presence of gluon condensation using gauge/gravity duality. We use a modified $AdS_5$ background where the modification parameter $c$ corresponds to the gluon…

High Energy Physics - Phenomenology · Physics 2022-12-06 Sara Tahery , Xiaopeng Wang , Xurong Chen

Parton distributions given by deep inelastic lepton scattering (DIS) are not equal to the probabilities of finding those partons in the parent wave function. Soft rescattering of the struck parton within the coherence length of the hard…

High Energy Physics - Phenomenology · Physics 2009-11-07 Paul Hoyer

We show that particle production in proton-nucleus (pA) collisions in the Color Glass Condensate model can be related to Deep Inelastic Scattering of leptons on protons/nuclei (DIS). The common building block is the quark antiquark (or…

High Energy Physics - Phenomenology · Physics 2011-01-25 F. Gelis , J. Jalilian-Marian

We study entropy production in Deep Inelastic Scattering using Monte Carlo simulations. We show that the dominant contribution to entropy is due to soft gluons. This contribution is usually neglected in standard Monte Carlo approaches,…

High Energy Physics - Phenomenology · Physics 2026-05-06 Martin Hentschinski , Hannes Jung , Krzysztof Kutak

We investigate the interplay between the thermodynamic (Gibbs) entropy of quark-gluon plasma (QGP) and the quantum entanglement entropy characteristic of confined hadronic states across the quark-hadron phase transition. In the deconfined…

High Energy Physics - Phenomenology · Physics 2026-05-20 Dmitri E. Kharzeev , Krishna Rajagopal

Recently, it was discovered that the proton structure at high energies exhibits maximal entanglement. This leads to a simple relation between the proton's parton distributions and the entropy of hadrons produced in high-energy inelastic…

High Energy Physics - Phenomenology · Physics 2025-03-20 Jaydeep Datta , Abhay Deshpande , Dmitri E. Kharzeev , Charles Joseph Naïm , Zhoudunming Tu

A QCD analysis of jet production in deep-inelastic scattering is presented. The studies are based on recent measurements of jet cross sections in the H1 experiment at HERA which are directly sensitive to the gluon density in the proton. The…

High Energy Physics - Phenomenology · Physics 2019-08-14 Markus Wobisch

The existing data obtained in deep-inelastic scattering (DIS) experiments in the kinematical region $x_B \approxle 10^{-2}$ and $Q^2 \ge 5 {GeV}^2$ are examined to gain further insight into the dynamics of interacting gluons. It is shown…

High Energy Physics - Phenomenology · Physics 2007-05-23 Meng Ta-chung , R. Rittel , K. Tabelow

Characteristics of hadron production in diffractive deep-inelastic positron-proton scattering are studied using data collected in 1994 by the H1 experiment at HERA. The following distributions are measured in the centre-of-mass frame of the…

High Energy Physics - Experiment · Physics 2008-11-26 C. Adloff