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Multiple parton collisions will represent a rather common feature in pp collisions at the LHC, where regimes with very large momentum transfer may be studied and events rare in lower energy accelerators might occur with a significant rate.…

High Energy Physics - Phenomenology · Physics 2011-03-23 E. Cattaruzza , A. Del Fabbro , D. Treleani

The associated production of a W and a Z boson is studied in final states with multiple leptons produced in proton-proton (pp) collisions at a centre-of-mass energy of 13 TeV using 137 fb$^{-1}$ of data collected with the CMS detector at…

High Energy Physics - Experiment · Physics 2022-07-13 CMS Collaboration

I give an overview of the theory status of predictions for single W and Z boson production at hadron colliders. I briefly report on work in progress for improvements necessary to match the anticipated high precision of electroweak…

High Energy Physics - Phenomenology · Physics 2007-05-23 Doreen Wackeroth

We review the phenomenology of electro-weak bosons produced in hadron-hadron collisions. In particular, we discuss the transverse momentum distribution of lepton pairs with invariant mass close to the Z peak. We describe the theoretical…

High Energy Physics - Phenomenology · Physics 2012-08-15 Simone Marzani

We present results for the polarisation of gauge bosons produced at the LHC. Polarisation effects for W bosons manifest themselves in the angular distributions of the lepton and in the distributions of lepton transverse momentum and missing…

High Energy Physics - Phenomenology · Physics 2015-06-12 James Stirling , Eleni Vryonidou

We discuss weak-vector-boson scattering, at next-to-leading order in QCD, within the framework of hadronic structure functions. We use this approach to calculate the Higgs-boson production cross section via vector-boson fusion at the…

High Energy Physics - Phenomenology · Physics 2009-10-22 T. Han , G. Valencia , S. Willenbrock

Measuring the scattering of longitudinally-polarized vector bosons represents a fundamental test of ElectroWeak Symmetry Breaking. In addition to the challenges provided by low rates and large backgrounds, there are conceptual issues which…

High Energy Physics - Phenomenology · Physics 2020-05-20 Alessandro Ballestrero , Ezio Maina , Giovanni Pelliccioli

We present an overview of measurements of electroweak vector boson pair production and anomalous Triple Gauge Couplings (aTGC), with semileptonic and fully leptonic final states. The data analyzed were taken at center of mass energy of 7 &…

High Energy Physics - Experiment · Physics 2014-09-12 Ajay Kumar

The Compact Muon Solenoid (CMS) is fully equipped to measure leptonic decays of electroweak probes in the high multiplicity environment of nucleus-nucleus collisions. Electroweak boson production is an important benchmark process at hadron…

Nuclear Experiment · Physics 2015-06-17 Michael Gardner

We report the first observation of diffractively produced W bosons. In a sample of W -> e nu events produced in p-barp collisions at sqrt{s}=1.8 TeV, we find an excess of events with a forward rapidity gap, which is attributed to…

High Energy Physics - Experiment · Physics 2012-08-27 CDF Collaboration

The flavor-separated polarized parton distribution functions for light quarks and anti-quarks in the proton can be studied in the production of $W$ bosons in $p$+$p$ collisions. The $W$s are produced in processes like $u+\bar{d}\rightarrow…

High Energy Physics - Experiment · Physics 2019-08-13 Stephen Pate

We present measurements of the production cross sections times leptonic branching fractions and the transverse momentum distributions of $W$ and $Z$ bosons in $p\bar{p}$ collisions at $\sqrt{s}=1.8$ TeV using data collected with the…

High Energy Physics - Experiment · Physics 2007-05-23 S. Abachi , D0 collabolation

Precise measurements of weak vector bosons self couplings give a hint on the electroweak symmetry breaking sector. We first stress that present data from LEP and TEVATRON clearly indicate that weak bosons are self interacting. We then…

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

The production of weak gauge bosons in association with heavy flavored mesons at the LHCb conditions is considered, and a detailed study of the different contributing processes is presented including single (SPS) and double (DPS) parton…

High Energy Physics - Phenomenology · Physics 2016-06-10 S. P. Baranov , A. V. Lipatov , M. A. Malyshev , A. M. Snigirev , N. P. Zotov

For the envisioned precision measurement of the W-boson mass at present and future lepton and hadron colliders it is crucial that the theoretical predictions for the underlying production processes are well under control. We briefly…

High Energy Physics - Phenomenology · Physics 2008-11-26 U. Baur , A. Denner , S. Dittmaier , M. Kraemer , M. Roth , D. Wackeroth

The vector bosons production at the Large Hadron Collider makes it possible to investigate in detail the basic structure of electroweak interactions. Besides the LHC with a good accuracy will be measure production of weak bosons ($pp \to…

High Energy Physics - Phenomenology · Physics 2018-06-12 Azad I. Ahmadov

We study inclusive $B$-meson production in $pp$ collisions at the LHC and compare experimental data with predictions of the general-mass variable-flavour-number scheme at next-to-leading order of perturbative QCD. We find almost perfect…

High Energy Physics - Phenomenology · Physics 2019-10-23 M. Benzke , B. A. Kniehl , G. Kramer , I. Schienbein , H. Spiesberger

We consider the central exclusive production of the $p\bar{p}$ in the continuum and via resonances in proton-proton collisions at high energies. We discuss the diffractive mechanism calculated within the tensor-pomeron approach including…

High Energy Physics - Phenomenology · Physics 2018-10-03 Piotr Lebiedowicz , Otto Nachtmann , Antoni Szczurek

The production of multiple gauge bosons via weak boson fusion is an important process at the LHC. It is relevant as a background process appearing in many searches and measurements, but also serves as a signal process when studying…

High Energy Physics - Phenomenology · Physics 2014-07-15 Michael Rauch , Francisco Campanario , Bastian Feigl , Oliver Schlimpert

We show that the production of J/psi or Upsilon pairs in unpolarised pp collisions is currently the best process to measure the momentum-distribution of linearly-polarised gluons inside unpolarised protons through the study of azimuthal…

High Energy Physics - Phenomenology · Physics 2019-01-30 Jean-Philippe Lansberg , Cristian Pisano , Florent Scarpa , Marc Schlegel