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Related papers: Recent developments in small-x resummation

200 papers

I review recent theoretical progress in the resummation of small x contributions to the evolution of parton distributions, in view of its potential significance for accurate phenomenology at future colliders. I show that a consistent…

High Energy Physics - Phenomenology · Physics 2016-09-06 Stefano Forte

We review the current status of small x resummation of evolution of parton distributions and of deep-inelastic coefficient functions. We show that the resummed perturbative expansion is stable, robust upon different treatments of subleading…

High Energy Physics - Phenomenology · Physics 2015-05-13 Stefano Forte , Guido Altarelli , Richard D. Ball

I review recent progress in the determination of PDFs with the inclusion of small-x resummation, and its impact in precision phenomenology, and discuss future prospects.

High Energy Physics - Phenomenology · Physics 2023-05-26 Marco Bonvini

We summarize our recent results on the small x resummation of the singlet anomalous dimension. We recall the main features of our approach, and briefly describe some work in progress on the inclusion of subleading corrections to it.

High Energy Physics - Phenomenology · Physics 2009-11-10 Guido Altarelli , Richard D. Ball , Stefano Forte

We report on recent progress towards quantitative phenomenology of small x resummation of deep-inelastic structure functions. We compute small x resummed K-factors with realistic PDFs and estimate their impact in the HERA kinematical…

High Energy Physics - Phenomenology · Physics 2009-07-03 Juan Rojo , Guido Altarelli , Richard D. Ball , Stefano Forte

In this contribution, I present a new QCD fit to final combined HERA deep-inelastic scattering cross-section data incorporating $\ln(1/x)$-resummation terms. This fit has been performed within the xFitter framework. The main effect of…

High Energy Physics - Phenomenology · Physics 2018-05-07 Francesco Giuli

We apply our systematic NLO small x resummation of singlet splitting functions to the scaling violations of structure functions and compare the results with data. We develop various theoretical tools which are needed in order to relate…

High Energy Physics - Phenomenology · Physics 2008-11-26 Guido Altarelli , Richard D. Ball , Stefano Forte

Recent HERA data on structure functions and reduced cross-sections are presented and their significance for our understanding of the low-x region is discussed.

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Cooper-Sarkar

We discuss some recent developments in small x physics.

High Energy Physics - Phenomenology · Physics 2010-03-25 Raju Venugopalan

We discuss the theoretical underpinnings for the extraordinary success of perturbative QCD in the description of HERA data. In particular, we examine recent progress in the understanding of perturbative QCD at small x. We explain the…

High Energy Physics - Phenomenology · Physics 2014-11-17 Stefano Forte , Richard D. Ball

Recent HERA data on small-x structure functions as well as DIS diffraction and diffractive vector meson production are presented. The relationship between these processes and possible indications of dynamics beyond the DGLAP formalism are…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Yoshida

A number of internal inconsistencies, misleading conclusions and lack of completeness in the analyses of the small $x$ deep inelastic data in recent papers of HERA physicists, particularly in a very recent one by the H1 collaboration are…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. J. Ynduráin

We summarize recent progress in the resummation of perturbative evolution at small x. We show that the problem of incorporating BFKL small x logs in GLAP evolution is now completely solved, and that the main effect of small x resummation is…

High Energy Physics - Phenomenology · Physics 2017-08-23 Stefano Forte , Guido Altarelli , Richard D. Ball

A brief survey is given of recent results on the resummation of leading small-x terms for unpolarized and polarized non--singlet and singlet structure function evolution.

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Blümlein , S. Riemersma , A. Vogt

The status of the resummation of small x contributions to the unpolarized and polarized deep inelastic structure functions is reviewed.

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Blümlein

We examine critically the evidence for deviations from next-to-leading order perturbative DGLAP evolution in HERA data. We briefly review the status of perturbative small-x resummation and of global determinations of parton distributions.…

High Energy Physics - Phenomenology · Physics 2011-03-15 Fabrizio Caola , Stefano Forte , Juan Rojo

Both total and diffractive cross sections from HERA are successfully confronted with JIMWLK evolution equations in the asymptotic pseudo-scaling region. We present a consistent, simultaneous description of both types of cross sections that…

High Energy Physics - Phenomenology · Physics 2015-05-30 Janne Kuokkanen , Kari Rummukainen , Heribert Weigert

We present a determination of the parton distribution functions of the proton in which NLO and NNLO fixed-order calculations are supplemented by NLLx small-x resummation. Deep inelastic structure functions are computed consistently at…

High Energy Physics - Phenomenology · Physics 2018-05-09 Richard D. Ball , Valerio Bertone , Marco Bonvini , Simone Marzani , Juan Rojo , Luca Rottoli

I discuss and connect a number of topics in small-x physics at HERA and at LHC, pointing out recent progress and open questions in theory and phenomenology.

High Energy Physics - Phenomenology · Physics 2008-08-08 Markus Diehl

We summarize the state of the art of resummation techniques in the small-$x$ limit of perturbative QCD.

High Energy Physics - Phenomenology · Physics 2009-10-30 Vittorio Del Duca
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