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Related papers: Joint resummation for slepton pair production at h…

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Our calculation of the total cross section for inclusive production of $t\bar{t}$ pairs in hadron collisions is summarized. The principal ingredient of this calculation is resummation of the universal leading-logarithm effects of gluon…

High Energy Physics - Phenomenology · Physics 2008-02-03 Edmond L. Berger , Harry Contopanagos

We investigate the resummation effects in the Standard Model Higgs boson pair production through gluon-gluon fusion at the LHC with soft-collinear effective theory. We calculate the total cross section and the invariant mass distribution at…

High Energy Physics - Phenomenology · Physics 2013-08-01 Ding Yu Shao , Chong Sheng Li , Hai Tao Li , Jian Wang

I discuss the motivation for resummation of the effects of initial-state soft gluon radiation, to all orders in the strong coupling strength, for processes in which the near-threshold region in the partonic subenergy is important. I…

High Energy Physics - Phenomenology · Physics 2007-05-23 Edmond L. Berger

We present precision calculations of the transverse-momentum spectrum, the invariant-mass distribution and the total cross section for Z' production at hadron colliders. We implement joint resummation at the next-to-leading logarithmic…

High Energy Physics - Phenomenology · Physics 2008-05-16 Benjamin Fuks

We perform the transverse-momentum resummation for $W^{+}W^{-}$, $ZZ$, and $W^{\pm}Z$ pair productions at the next-to-next-to-leading logarithmic accuracy using soft-collinear effective theory for $\sqrt{S}=8 \text{TeV}$ and $\sqrt{S}=14…

High Energy Physics - Phenomenology · Physics 2013-12-16 Yan Wang , Chong Sheng Li , Ze Long Liu , Ding Yu Shao , Hai Tao Li

I discuss the effect of resummation of soft gluons in hadronic production of high mass systems, and in particular in heavy flavour production. I show that in widely used $x$-space resummation formulae, spurious terms that grow factorially…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Nason

We discuss the transverse momentum distribution for the production of massive lepton-pairs in hadron reactions at fixed target and collider energies within the context of next-to-leading order perturbative quantum chromodynamics. For values…

High Energy Physics - Phenomenology · Physics 2014-11-17 Edmond L. Berger , Lionel E. Gordon , Michael Klasen

The resummation of threshold logarithms for direct photon production cross sections in hadronic collisions is presented. The resummation is based on the factorization properties of the cross section and is formulated at next-to-leading…

High Energy Physics - Phenomenology · Physics 2009-10-31 Nikolaos Kidonakis , J. F. Owens

Using Drell-Yan pair production as an example, we explore the relation between two well-known mechanisms for single transverse-spin asymmetries in hard processes: twist-three quark-gluon correlations when the pair's transverse momentum is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Xiangdong Ji , Jian-Wei Qiu , Werner Vogelsang , Feng Yuan

We consider the resonant production of sleptons via R-parity violation in hadron-hadron collisions followed by supersymmetric gauge decays of the sleptons. We look at decay modes which lead to the production of a like-sign dilepton pair.…

High Energy Physics - Phenomenology · Physics 2009-10-31 Herbi Dreiner , Peter Richardson , Mike Seymour

Using a recent calculation of the perturbative hard part for dilepton production that sums large threshold corrections to all orders in perturbative QCD, we compute the corresponding cross sections. The hard part has been evaluated using…

High Energy Physics - Phenomenology · Physics 2009-10-28 Lyndon Alvero , Harry Contopanagos

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

We consider the transverse-momentum ($p_T$) distribution of $Z\gamma$ pairs produced in hadronic collisions. Logarithmically enhanced contributions at small $p_T$ are resummed to all orders in QCD perturbation theory and combined with the…

High Energy Physics - Phenomenology · Physics 2020-08-26 Marius Wiesemann , Luca Rottoli , Paolo Torrielli

We perform the resummation of soft-gluon emissions for squark and gluino production at next- to-next-to-leading-logarithmic (NNLL) accuracy. We include also the one-loop hard matching coefficients as well as Coulomb corrections to second…

High Energy Physics - Phenomenology · Physics 2015-06-19 Wim Beenakker , Christoph Borschensky , Michael Krämer , Anna Kulesza , Eric Laenen , Vincent Theeuwes , Silja Thewes

We study the resummation of large logarithmic perturbative corrections to the single-inclusive jet cross section at hadron colliders. The corrections we address arise near the threshold for the partonic reaction, when the incoming partons…

High Energy Physics - Phenomenology · Physics 2008-11-26 Daniel de Florian , Werner Vogelsang

Soft-gluon resummation within the framework of heavy quarkonium hadroproduction is considered. A few selected cases are studied in detail. A sizeable increase of the cross sections with respect to the next-to-leading order predictions with…

High Energy Physics - Phenomenology · Physics 2009-10-31 Matteo Cacciari

We study the kinematic distributions of top--antitop quark pairs produced at the Tevatron, including the effects of initial state and final state multiple soft gluon emission, using the Collins--Soper--Sterman resummation formalism. The…

High Energy Physics - Phenomenology · Physics 2009-10-28 S. Mrenna , C. -P. Yuan

We calculate the total cross section for single charged slepton production in association with a top quark at hadron colliders in the baryon triality (B$_3$) supersymmetric model. We compute event rates for the Tevatron and LHC. We study…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. A. Bernhardt , H. K. Dreiner , S. Grab , P. Richardson

We discuss the heavy quark production cross section near partonic threshold in hadronic collisions, including the resummation of leading and next-to-leading logarithms arising from soft gluon emission. We show how to handle the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Nikolaos Kidonakis , Ramona Vogt

We investigate the transverse momentum resummation for top quark pair production at hadron colliders using the soft-collinear effective theory and the heavy-quark effective theory. We derive the factorization formula for $t\bar{t}$…

High Energy Physics - Phenomenology · Physics 2013-10-30 Hai Tao Li , Chong Sheng Li , Ding Yu Shao , Li Lin Yang , Hua Xing Zhu