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Related papers: Froissart boundary for deep inelastic structure fu…

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We calculate the structure functions for unpolarized deep inelastic scattering of baryons using an AdS/QCD soft wall model that considers a dressed mass for the bulk fermionic fields. Considering the regime of large Bjorken parameter x, we…

High Energy Physics - Phenomenology · Physics 2015-05-30 Nelson R. F. Braga , Alfredo Vega

High Q^2 NC and CC cross-sections as measured at HERA can give information on two distinct areas of current interest. Firstly, supposing that all the electroweak parameters are well known, these cross-sections may be used to give…

High Energy Physics - Phenomenology · Physics 2010-03-25 A. M. Cooper-Sarkar , A. Bodek , K. Long , E. Rizvi , H. Spiesberger

A measurement is presented of the cross section for D* meson production in diffractive deep-inelastic scattering for the first time at HERA. The cross section is given for the process ep -> eXY, where the system X contains at least one D*…

High Energy Physics - Experiment · Physics 2008-11-26 H1 Collaboration , C. Adloff

High-energy behavior of total cross sections is discussed in experiment and theory. Origin and meaning of the Froissart bounds are described and explained. Violation of the familiar log-squared bound appears to not violate unitarity…

High Energy Physics - Phenomenology · Physics 2012-04-09 Ya. I. Azimov

A summary of recent results reported in the Structure Functions and Low-x working group at the DIS 2009 Workshop is given. Recent measurements of deep inelastic scattering cross sections and structure functions at HERA and of proton…

High Energy Physics - Experiment · Physics 2009-08-31 Burkard Reisert , Agustin Sabio Vera , Zhiqing Zhang

The purposes and possibilities of future diffractive structure function measurements at HERA are presented. A review of the current range and accuracy of the measurement of $F_2^{D(3)}(\beta, x_p, Q^2)$ is presented and an estimate of the…

High Energy Physics - Phenomenology · Physics 2016-09-06 A. Mehta , J. Phillips , B. Waugh

It is the aim of this talk to review our understanding of the high-energy limit of QCD, focussing, in particular, on recent theoretical developments. After a brief introduction, I will recall why the true high-energy limit of QCD scattering…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Hebecker

The behavior of the structure function at high energies (high densities) is directly associated to the gluon distribution. In this paper we analyze the asymptotic behavior of the structure function at very high densities considering a…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. B. Gay Ducati , V. P. Goncalves

After a brief review of the kinematics of deep inelastic scattering (DIS) within the so-called $\Sigma$ method, we derive the necessary formulae for the treatment of QED radiative corrections to DIS originating from hard photon radiation.…

High Energy Physics - Phenomenology · Physics 2011-09-13 H. Anlauf

We present a simple formula for the total cross section sigma^{nu N} of neutral- and charged-current deep-inelastic scattering of ultrahigh-energy neutrinos on isoscalar nuclear targets, which is proportional to the structure function…

High Energy Physics - Phenomenology · Physics 2011-07-25 Alexey Yu. Illarionov , Bernd A. Kniehl , Anatoly V. Kotikov

We examine the uncertainty of perturbative QCD factorization for hadron structure functions in deep inelastic scattering at a large value of the Bjorken variable xB. We analyze the target mass correction to the structure functions by using…

High Energy Physics - Phenomenology · Physics 2014-11-18 Alberto Accardi , Jian-Wei Qiu

In the kinematic region of small $x$ and large $Q^2$ in deep inelastic scattering, presently being explored by HERA, we present an analysis of the evolution of the longitudinal structure function $F_L^{p}(x, Q^2)$ in the double scaling…

High Energy Physics - Phenomenology · Physics 2007-05-23 Tapobrata Sarkar , Rahul Basu

A slight incompatibility in recent low-energy and high-energy \alpha_s measurements can be interpreted as evidence for new light colour degrees of freedom. Assuming that these are the gluinos of a supersymmetric extension of the Standard…

High Energy Physics - Phenomenology · Physics 2009-10-22 W. J. Stirling , R. G. Roberts

We investigate the effect of the structure function F_L in global parton analyses of deep inelastic and related hard scattering data. We perform NLO and NNLO analyses which include the reduced cross section HERA data at high y, as well as…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. D. Martin , W. J. Stirling , R. S. Thorne

High energy measurements of the inelastic proton-proton cross sections, at the LHC at $\sqrt s$=7 TeV and by Auger at 57 TeV, have validated previous evidence from data collected over a wide range of energies that the total and inelastic…

High Energy Physics - Phenomenology · Physics 2015-03-19 Martin M. Block , Francis Halzen

We calculate the contribution from the $q \bar q g$ state production to the diffractive cross sections in deep inelastic scattering at high energy. The obtained cross section is finite by itself, and consists a part of the full…

High Energy Physics - Phenomenology · Physics 2023-07-13 G. Beuf , H. Hänninen , T. Lappi , H. Mäntysaari , Y. Mulian

We show that a peripheral meson model can explain the large deep inelastic electron-proton scattering rapidity gap events observed at HERA.

High Energy Physics - Phenomenology · Physics 2009-10-31 Hung-Jung Lu , Rodrigo Rivera , Ivan Schmidt

The $F_2$, $F_G$, $R = F_L/F_T$ proton structure functions are derived in the QCD dipole picture. Assuming $k_T$ and renormalization-group factorization, we relate deep-inelastic proton scattering to deep-inelastic onium scattering. We get…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. Navelet , R. Peschanski , Ch. Royon , S. Wallon

We review the description of deep inelastic scattering using some AdS/QCD phenomenological models.

High Energy Physics - Theory · Physics 2014-11-20 C. A. Ballon Bayona , Henrique Boschi-Filho , Nelson R. F. Braga

I investigate the theoretical uncertainties on the predictions for the longitudinal structure function. I compare the predictions using fixed-order perturbative QCD, higher twist corrections, small-x resummations and the dipole picture. I…

High Energy Physics - Phenomenology · Physics 2008-08-14 R. S. Thorne