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Related papers: Sudakov Resummation in Small-x Saturation Formalis…

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We calculate inclusive hadron productions in pA collisions in the small-x saturation formalism at one-loop order. The differential cross section is written into a factorization form in the coordinate space at the next-to-leading order,…

High Energy Physics - Phenomenology · Physics 2013-05-30 Giovanni A. Chirilli , Bo-Wen Xiao , Feng Yuan

The hard-scattering contributions to heavy-to-light form factors at large recoil are studied systematically in soft-collinear effective theory (SCET). Large logarithms arising from multiple energy scales are resummed by matching QCD onto…

High Energy Physics - Phenomenology · Physics 2009-11-10 Richard J. Hill , Thomas Becher , Seung J. Lee , Matthias Neubert

The leading and next-to-leading threshold logarithms of the QCD corrections to electroproduction of heavy quarks in single-particle inclusive kinematics are resummed to all orders in perturbation theory. The resummed cross-section is used…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sven Moch

We provide a method for the all order computation of small x contributions at the leading logarithmic level to cross-sections which are differential in rapidity. The method is based on a generalization to rapidity distributions of the high…

High Energy Physics - Phenomenology · Physics 2011-02-15 Fabrizio Caola , Stefano Forte , Simone Marzani

We study the effect of multiple parton radiation to Higgs boson plus jet production at the LHC, by applying the transverse momentum dependent (TMD) factorization formalism to resum large logarithmic contributions to all orders in the…

High Energy Physics - Phenomenology · Physics 2017-03-01 Peng Sun , Joshua Isaacson , C. -P. Yuan , Feng Yuan

The theory of the on-shell Sudakov form factor to all order of logarithms is explained.

High Energy Physics - Phenomenology · Physics 2020-10-30 John C. Collins

We calculate the virtual electroweak Sudakov (double) logarithms at one- and two-loop level for arbitrary on-shell/on-resonance particles in the Standard Model. The associated Sudakov form factors apply in a universal way to arbitrary…

High Energy Physics - Phenomenology · Physics 2009-11-07 W. Beenakker , A. Werthenbach

Resummation techniques are essential for high-precision phenomenology at current and future high-energy collider experiments. Perturbative computations of cross sections often suffer from large logarithmic corrections, which must be…

Future colliders will probe the electroweak theory at energies much larger than the gauge boson masses. Large double (DL) and single (SL) logarithmic virtual electroweak Sudakov corrections lead to significant effects for observable cross…

High Energy Physics - Phenomenology · Physics 2014-11-17 Michael Melles

In supersymmetric models, very heavy stop squarks introduce large logarithms into the computation of the Higgs boson mass. Although it has long been known that in simple cases these logs can be resummed using effective field theory…

High Energy Physics - Phenomenology · Physics 2014-04-17 Patrick Draper , Gabriel Lee , Carlos E. M. Wagner

At future linear $e^+e^-$ collider experiments in the TeV range, Sudakov double logarithms originating from massive boson exchange can lead to significant corrections to the cross sections of the observable processes. These effects are…

High Energy Physics - Phenomenology · Physics 2009-10-31 V. S. Fadin , L. N. Lipatov , A. D. Martin , M. Melles

We construct an effective field theory valid for processes in which highly energetic light-like particles interact with collinear and soft degrees of freedom, using the decay B -> X_s + gamma near the endpoint of the photon spectrum, x = 2…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. W. Bauer , S. Fleming , M. Luke

We emphasize the importance of applying power counting to the small-$x$ observables, which introduces novel soft contributions usually missing and allows for a unified treatment of the Balitsky-Kovchegov (BK) evolution and various Sudakov…

High Energy Physics - Phenomenology · Physics 2019-10-29 Zhong-Bo Kang , Xiaohui Liu

The status of small x resummation in the timelike kinematics is discussed. We present a general procedure to extract the large logarithms of x in the MS factorization scheme and to resum them in a closed form. New results for the…

High Energy Physics - Phenomenology · Physics 2011-07-07 S. Albino , P. Bolzoni , B. A. Kniehl , A. Kotikov

In high energy hadron-hadron collisions, dijet production with large rapidity separation proposed by Mueller and Navelet, is one of the most interesting processes which can help us to directly access the well-known…

High Energy Physics - Phenomenology · Physics 2016-04-20 A. H. Mueller , Lech Szymanowski , Samuel Wallon , Bo-Wen Xiao , Feng Yuan

The appearance of large logarithmic corrections is a well-known phenomenon in the presence of widely separated mass scales. In this work, we point out the existence of large Sudakov-like logarithmic contributions related to external-leg…

High Energy Physics - Phenomenology · Physics 2022-04-05 Henning Bahl , Johannes Braathen , Georg Weiglein

Gluon-induced processes such as Higgs production typically exhibit large perturbative corrections. These partially arise from large virtual corrections to the gluon form factor, which at timelike momentum transfer contains Sudakov…

High Energy Physics - Phenomenology · Physics 2017-07-07 Markus A. Ebert , Johannes K. L. Michel , Frank J. Tackmann

Using the known resummation of virtual corrections together with knowledge of the leading-log structure of real radiation in a parton shower, we derive analytic expressions for the resummed real radiation after they have been integrated…

High Energy Physics - Phenomenology · Physics 2017-02-28 Christian W Bauer , Nicolas Ferland

We consider the transverse-momentum (q_T) distribution of generic high-mass systems (lepton pairs, vector bosons, Higgs particles, ....) produced in hadron collisions. At small q_T, we concentrate on the all-order resummation of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. Bozzi , S. Catani , D. de Florian , M. Grazzini

It was shown recently that standard resummation of logarithms of $Q/p_T$ can be supplemented with the resummation of logarithmic contributions at large $x=Q^2/s$ in the case of a colourless final state such as Higgs produced via gluon…

High Energy Physics - Phenomenology · Physics 2021-09-09 Tanjona R. Rabemananjara