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Related papers: Polarized charged-current Drell-Yan process in Ren…

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An experimental procedure is proposed to perform measurements of differential cross sections which can be compared to fixed-order QCD predictions with improved accuracy. The procedure can be applied to the Drell-Yan cross-section…

High Energy Physics - Experiment · Physics 2020-09-30 Alexander Glazov

Electroweak radiative corrections to the cross section of the process $e^+ e^- \to Z H$ are considered. The complete one-loop electroweak radiative corrections are evaluated with the help of the SANC system. Higher-order contributions of…

High Energy Physics - Phenomenology · Physics 2021-05-26 Andrej Arbuzov , Serge Bondarenko , Lidia Kalinovskaya , Renat Sadykov , Vitaly Yermolchyk

The techniques leading to the resummation of threshold logarithms in the Drell-Yan cross section and other processes can be used to show that also terms independent on the Mellin variable N exponentiate. Comparison with explicit two-loop…

High Energy Physics - Phenomenology · Physics 2007-05-23 Tim Oliver Eynck , Eric Laenen , Lorenzo Magnea

Estimates are given for the double spin asymmetry in lepton-pair production from collisions of transversely polarized protons and antiprotons for the kinematics of the recently proposed PAX experiment at GSI on the basis of predictions for…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. V. Efremov , O. V. Teryaev , P. Zavada

We investigate Drell-Yan pair production in a QCD inspired model, which takes into account all relevant hard processes up to $O(\alpha_s)$. To address the known shortfalls of such a fixed order calculation we introduce phenomenological…

High Energy Physics - Phenomenology · Physics 2011-08-29 Fabian Eichstaedt , Stefan Leupold , Kai Gallmeister , Hendrik van Hees , Ulrich Mosel

We present a detailed analysis of meson-induced massive lepton (muon) Drell--Yan production for the process $\pi^{-}N\to\mu^{+}\mu^{-}X$, considering both an unpolarized nucleon target and longitudinally polarized protons. Using a QCD…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. P. Bakulev , N. G. Stefanis , O. V. Teryaev

Electroweak effects in the $e^+e^- \to t \bar{t}$ annihilation process are described with taking into account polarization of the initial and final particles. We investigate the effects of complete one-loop electroweak radiative corrections…

High Energy Physics - Phenomenology · Physics 2023-07-12 A. Arbuzov , S. Bondarenko , L. Kalinovskaya , R. Sadykov , V. Yermolchyk

A set of evolution equations for correlators of densities of quark and gluons is considered. Approximate solutions is obtained in frames of gluon and quark dominance. A new formulation of the cross sections of Drell-Yan process is…

High Energy Physics - Phenomenology · Physics 2012-04-24 A. I. Ahmadov , Yu. M. Bystritskiy , E. S. Kokoulina , E. A. Kuraev

In the kinematical region where the center of mass energy is much larger than all other scales, the Drell-Yan process can be formulated in the target rest frame in terms of the same color dipole cross section as low Bjorken-x deep inelastic…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. Raufeisen , J. -C. Peng , G. C. Nayak

Revisions are almost entirely in the introduction and conclusion. Results are unchanged, however the comments and recommendations on different generators were changed, and more references were added.

Condensed Matter · Physics 2009-10-22 P. D. Coddington

The measurement of the angular distribution of leptons from the decay of a $W$, $Z$, $\gamma^{\ast}$, or $\Jpsi$ produced at high transverse momentum in hadronic collisions provides a detailed test of the production and decay mechanism of…

High Energy Physics - Phenomenology · Physics 2009-09-25 E. Mirkes , J. Ohnemus

It has been proposed that the Siverse transverse single spin asymmetry in Drell-Yan production in transversely polarized p+p collisions would have an opposite sign compared to what has been observed in the polarized Semi-Inclusive Deep…

Nuclear Experiment · Physics 2015-05-20 Ming X. Liu , Xiaodong Jiang , Donald G. Crabb , Jian-ping Chen , Mei Bai

We study the spin-dependent quark distributions at large transverse momentum. We derive their transverse momentum behaviors in the collinear factorization approach in this region. We further calculate the angular distribution of the…

High Energy Physics - Phenomenology · Physics 2013-05-29 Jian Zhou , Feng Yuan , Zuo-Tang Liang

We present a first attempt at a global fit of unpolarized quark transverse momentum dependent distribution and fragmentation functions from available data on semi-inclusive deep-inelastic scattering, Drell-Yan and $Z$ boson production…

High Energy Physics - Phenomenology · Physics 2017-09-12 Cristian Pisano , Alessandro Bacchetta , Filippo Delcarro , Marco Radici , Andrea Signori

We study the polarized Drell-Yan processes from the collision of two spin-1/2 hadrons at order 1/Q based on the framework of transverse momentum dependent factorization.We give the complete twist-three results of total sixteen independent…

High Energy Physics - Phenomenology · Physics 2015-05-30 Zhun Lu , Ivan Schmidt

Significant differences between transverse and longitudinal polarized parton distributions are found at low energies within a light-front covariant quark model of the nucleon. These differences are due to relativistic spin effects…

High Energy Physics - Phenomenology · Physics 2009-10-31 F. Cano , P. Faccioli , M. Traini

Charged and neutral current low energy neutrino cross section predictions from a variety of Monte Carlo generators in present use are compared against existing experimental data. Comparisons are made to experimental data on quasi-elastic,…

High Energy Physics - Experiment · Physics 2007-05-23 G. P. Zeller

We show that massive lepton-pair production, the Drell-Yan process, should be a good source of independent constraints on the polarized gluon density, free from the experimental and theoretical complications of photon isolation that beset…

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

The transverse polarization of a quark is a degree of freedom that is not taken into account in the most commonly used Monte Carlo generators. For the case "e^+e^- -> hadrons" I show that it is possible to use these generators to simulate…

High Energy Physics - Phenomenology · Physics 2011-09-06 Andrea Bianconi

We present Monte Carlo simulations of the Sivers effect in the polarized Drell-Yan $pp^\uparrow \to \mu^+ \mu^- X$ process at the center-of-mass energy $\sqrt{s}=200$ GeV reachable at the Relativistic Heavy-Ion Collider (RHIC) of BNL. We…

High Energy Physics - Phenomenology · Physics 2008-11-26 Andrea Bianconi , Marco Radici
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