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Related papers: New Parametrizations for the Photon Structure Func…

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The flux of papers from electron positron colliders containing data on the photon structure function ended naturally around 2005. It is thus timely to review the theoretical basis and confront the predictions with a summary of the…

High Energy Physics - Phenomenology · Physics 2015-08-05 Ch. Berger

The hadronic structure function of the photon F_2^gamma is measured as a function of Bjorken x and of the factorisation scale Q^2 using data taken by the OPAL detector at LEP. Previous OPAL measurements of the x dependence of F_2^gamma are…

High Energy Physics - Experiment · Physics 2017-08-23 R. J. Taylor

The structure of a dressed quark is utilized to evaluate the structure function of proton and pion. It is found that there is a simple relationship between $F_{2}^{p}$ and $F_{2}^{\pi}$. The ambiguity in the normalization of $F_{2}^{\pi}$…

High Energy Physics - Phenomenology · Physics 2007-05-23 Firooz Arash

Since the current uncertainty on the structure of the proton affects the new physics discovery potential of LHC, the ATLAS collaboration is investigating methods to constrain this uncertainty over the whole LHC kinematic regime. The…

High Energy Physics - Experiment · Physics 2019-08-14 A. Tricoli

We show how the parton distributions in the photon can be accurately measured in the photoproduction of large-pt jets at HERA. A short review is given of the beyond Leading Logarithm formalism for the photon structure function, with a…

High Energy Physics - Phenomenology · Physics 2009-09-25 M. Fontannaz

Present data on the partonic content of the photon are reviewed. The results on the unpolarized structure functions from DIS experiments and on large pt jet production processes in gamma-gamma and gamma-p collisions are discussed for both…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Krawczyk , M. Staszel , A. Zembrzuski

This paper addresses a full characterization of photon-added coherent states for shape-invariant potentials. Main properties are investigated and discussed. A statistical computation of relevant physical quantities is performed, emphasizing…

Mathematical Physics · Physics 2018-07-04 Komi Sodoga , Mahouton Norbert Hounkonnou , Isiaka Aremua

We report progress on nuclear structure functions, especially on their nuclear modifications and a new tensor structure function for the deuteron. To understand nuclear structure functions is an important step toward describing nuclei and…

High Energy Physics - Phenomenology · Physics 2016-04-20 S. Kumano

This talk reviews the latest measurements of the proton, Pomeron and photon structure functions. These measurements, especially at low $x$ and/or low $Q^2$ lead to new insight into the picture of hadronic interactions.

High Energy Physics - Experiment · Physics 2007-05-23 Halina Abramowicz

Development of concepts related to the photon and its high energy hadronic interaction is briefly reviewed. A photon considered as an ideal probe of hadron structure, paradoxically is also considered as an ideal target to test the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Maria Krawczyk

We present new improved parton distributions for the photon. We fit {\bf all} available data on the photon structure function, $F^{\gamma}_{2}(x,Q^2)$, with $Q^2\ge 3$ GeV$^2$, in order to determine the quark distributions. We also pay…

High Energy Physics - Phenomenology · Physics 2011-07-19 L. E. Gordon , J. K. Storrow

Structure function measurements of the proton, the photon, and of colour singlet exchange are analysed using fits based on logarithmic Q**2-dependence. The fits reveal the x-dependencies of the hadronic structures and the interaction…

High Energy Physics - Experiment · Physics 2009-10-31 Martin Erdmann

I present a preliminary determination of the Fragmentation Functions (FFs) of unidentified charged hadrons at next-to-leading order in quantum chromodynamics. The analysis is based on hadron production cross section data in single-inclusive…

High Energy Physics - Phenomenology · Physics 2017-09-12 Emanuele R. Nocera

After briefly explaining the idea of photon structure functions (\f2gam\ , \flgam) I review the current theoretical and experimental developements in the subject of extraction of \qvph\ from a study of the Deep Inelastic Scattering (DIS). I…

High Energy Physics - Phenomenology · Physics 2007-05-23 Rohini M. Godbole

In this article aspects of photon-photon physics related to the structure of real and virtual photons are reviewed. A re-calculation of the virtual photon-photon box is performed and some discrepancies in the literature are clarified. A…

High Energy Physics - Phenomenology · Physics 2015-06-25 I. Schienbein

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

In certain situations, such as one-particle inclusive processes, it is possible to model the hadronization through Fragmentation Functions (FFs), which are universal non-perturbative functions extracted from experimental data through…

High Energy Physics - Phenomenology · Physics 2023-05-17 Salvador A. Ochoa-Oregon , David F. Rentería-Estrada , Roger J. Hernández-Pinto , German F. R. Sborlini

In this paper, the parametrization of the nuclear structure function which is directly constrained by the dynamics of QCD in its high-energy limit is considered. This simple parameterization of the nuclear structure function is obtained…

High Energy Physics - Phenomenology · Physics 2023-03-08 G. R. Boroun , B. Rezaei

In this talk I present a summary of some of the discussions at the conference on various topics in Photon physics, selected with a view to give a theorist's perspective, of the current status and future prospects, of the developments in the…

High Energy Physics - Phenomenology · Physics 2014-11-17 Rohini M. Godbole

Experimental results on hadronic structures are discussed in view of our physics understanding. Achievements and challenges are noted.

High Energy Physics - Experiment · Physics 2007-05-23 Martin Erdmann