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Related papers: Deep Inelastic e-gamma Scattering at High Q2

200 papers

High intensity back-scattered laser beams will allow the efficient conversion of a substantial fraction of the incident lepton energy into high energy photons, thus significantly extending the physics capabilities of an electron-electron or…

High Energy Physics - Phenomenology · Physics 2009-09-11 S. J. Brodsky

The $e^{+}p$ and $e^{-}p$ scattering data recorded at HERA during the recent years offer the possibility to study electroweak effects in $ep$ interactions apparent at high momentum transfers, $Q^{2}$, and to reveal information on the proton…

High Energy Physics - Experiment · Physics 2007-05-23 Hans-Christian Schultz-Coulon

We present a QCD analysis of the neutral current neutrino-nucleus interaction at the small-x region using the color dipole formalism. This phenomenological approach is quite successful in describing experimental results in deep inelastic ep…

High Energy Physics - Phenomenology · Physics 2009-11-06 M. B. Gay Ducati , M. M. Machado , M. V. T. Machado

We calculate the neutral current jet production semi-inclusive deeply inelastic scattering process in this paper. Neutral current implies that interactions can be mediated by the photon, $Z^0$-boson and their interference. The initial…

High Energy Physics - Phenomenology · Physics 2022-11-23 Weihua Yang , Xinghua Yang

Recent measurements of unpolarised and polarised nucleon structure functions and F_2(gamma) are reviewed. The implications for QCD and the gluon momentum distribution are discussed. The status of the understanding of the total…

High Energy Physics - Experiment · Physics 2007-05-23 Robin Devenish

The electron and photon structure functions are compared. Advantages of the electron structure function are demonstrated. At very high momenta probabilistic (partonic) interpretation can be preserved despite strong $\gamma$-$Z$…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wojciech Slominski , Jerzy Szwed

We study the prospects for probing the quark content of the photon using b tagging at high energy electron-photon colliders. We find that heavy quark tagging provides a sensitive and effective probe of the quark content of the photon. Using…

High Energy Physics - Phenomenology · Physics 2019-08-15 K. Andrew Peterson , M. A. Doncheski , Stephen Godfrey

We discuss a possible measurement of the ratio of the nucleon structure functions, F2n/F2p, and the ratio of the up to down quark distributions, u/d, at large x, by performing deep inelastic electron scattering from the 3H and 3He mirror…

Nuclear Experiment · Physics 2007-05-23 G. G. Petratos , I. R. Afnan , F. Bissey , J. Gomez , A. T. Katramatou , W. Melnitchouk , A. W. Thomas

Fully differential heavy quark contributions to the photon structure functions in deeply inelastic scattering are computed in next-to-leading order QCD, including both the direct and resolved contributions. A variety of distributions are…

High Energy Physics - Phenomenology · Physics 2009-10-28 B. W. Harris , J. F. Owens

We calculate cross-sections for neutral current deep inelastic scattering at HERA with photon tagging. Both the exact lowest-order cross-section and a leading logarithmic approximation of next-order corrections are calculated. The latter…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. Bardin , L. Kalinovskaya , T. Riemann

Two photon processes are a wonderful by-product of an $e^+e^-$ collider at any energy. Two photon reactions probe the very structure of matter. A machine operating below 2 GeV has the potential to reveal the Higgs sector of the strong…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. R. Pennington

We investigate the QED Compton process (both elastic and inelastic) in unpolarized and longitudinally polarized electron-proton scattering. The cross section can be expressed in terms of the equivalent photon distribution of the proton. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Mukherjee , C. Pisano

The reaction e + p ---> photon + jet + X is studied in QCD at the next-to-leading order. Previous studies on inclusive distributions showed a good agreement with ZEUS data. To obtain a finer understanding of the dynamics of the reaction,…

High Energy Physics - Phenomenology · Physics 2017-06-28 P. Aurenche , M. Fontannaz

Exclusive hadron production processes in photon-photon collisions provide important tests of QCD at the amplitude level, particularly as measures of hadron distribution amplitudes and skewed parton distributions. The determination of the…

High Energy Physics - Phenomenology · Physics 2009-09-25 S. J. Brodsky

In this thesis the polarized and unpolarized photon distributions of the nucleon (proton, neutron) $(\Delta)\gamma^N$, evaluated in the equivalent photon approximation (EPA), are computed theoretically and the possibility of their…

High Energy Physics - Phenomenology · Physics 2007-05-23 Cristian Pisano

Introduction Theory of electromagnetic excitation and dissociation (Inelastic scattering at high energies: one-photon exchange, semiclassical approach and Glauber theory; Higher order electromagnetic effects, small xi-approximation)…

Nuclear Theory · Physics 2016-09-08 G. Baur , S. Typel , H. H. Wolter

We investigate the effects of photon radiation on deep-inelastic $\re\gamma$ scattering. Depending on the set of variables chosen, we find appreciable effects in the kinematic region accessible at LEP2. Convenient analytic results for…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Laenen , G. Schuler

In this work we estimate the differential and total cross sections for the high energy deeply virtual Compton scattering in the weak sector. In the weak neutral sector one considers neutrino scattering off an unpolarized proton target…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. V. T. Machado

Recent measurements of the deuteron electromagnetic structure functions A, B, and $T_{20}$ extracted from high energy elastic $ed$ scattering, and the cross sections and asymmetries extracted from high energy photodisintegration…

Nuclear Theory · Physics 2009-11-07 R. Gilman , Franz Gross

The e+e- -> e+e- hadrons reaction, where one of the two electrons is detected in a low polar-angle calorimeter, is analysed in order to measure the hadronic photon structure function F2gamma . The full high-energy and high-luminosity data…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration