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Related papers: Topics on four-fermion Physics at electron-positro…

200 papers

Cross section data are compiled from the literature for electron collisions with nitrogen trifluoride (NF$_3$) molecules. Cross sections are collected and reviewed for total scattering, elastic scattering, momentum transfer, excitations of…

Fermion compositeness and other new physics can be signalled by the presence of a strong four-fermion contact interaction. Here we present a study of $\ell\ell qq$ and $\ell\ell\ell'\ell'$ contact interactions using the reactions: $\ell^+…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Cheung , S. Godfrey , J. Hewett

We update our extraction of parton-to-charged hadron fragmentation functions at next-to-leading order accuracy in QCD, focusing on the wealth of data collected at the Large Hadron Collider over the past decade. We obtain an accurate…

High Energy Physics - Phenomenology · Physics 2023-11-30 Ignacio Borsa , Daniel de Florian , Rodolfo Sassot , Marco Stratmann

We present a comprehensive review of the theoretical and experimental progress in the investigation of novel high-temperature quantum chromodynamics phenomena in small systems at both the Relativistic Heavy Ion Collider and the Large Hadron…

Nuclear Theory · Physics 2024-06-13 Jorge Noronha , Björn Schenke , Chun Shen , Wenbin Zhao

We describe various studies relevant for top physics at future circular collider projects currently under discussion. We show how highly-massive top-antitop systems produced in proton-proton collisions at a center-of-mass energy of 100 TeV…

High Energy Physics - Phenomenology · Physics 2014-12-05 Benjamin Fuks

I discuss the exciting prospects for exploring a wide range of new physics at a low-energy muon collider.

High Energy Physics - Phenomenology · Physics 2009-10-31 J. F. Gunion

The current status of photon and dilepton emission in ultra-relativistic heavy ion collisions is reviewed, and recent developments are highlighted. The importance of emissions at early, intermediate and late times is emphasized.

Nuclear Theory · Physics 2017-05-24 Jean-François Paquet

The formation of hadrons is a fundamental process in nature that can be investigated at particle colliders. As several recent findings demonstrate, with $\mathrm{e^+e^-}$ collisions as a "vacuum-like" reference at one extreme, and central…

High Energy Physics - Phenomenology · Physics 2025-01-13 J. Altmann , A. Dubla , V. Greco , A. Rossi , P. Skands

In this paper, we study the triple top quark production at the future high-energy proton-proton colliders to probe the four-fermion interactions involving three top quarks. We employ the Standard Model Effective Field Theory (SMEFT) to find…

High Energy Physics - Phenomenology · Physics 2021-05-18 Sara Khatibi , Hamzeh Khanpour

The present theoretical knowledge about photons and hard photoproduction processes, i.e. the production of jets, light and heavy hadrons, quarkonia, and prompt photons in photon-photon and photon-hadron collisions, is reviewed. Virtual and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Michael Klasen

Recent results related to the chemical equilibration of hadrons in the final state of p-p and heavy ion collisions are reviewed.

High Energy Physics - Phenomenology · Physics 2011-09-23 J. Cleymans , S. Kabana , I. Kraus , H. Oeschler , K. Redlich , N. Sharma

Recent developments of physics at the TeV energy scale, especially physics related to the electron-positron linear colliders are briefly reviewed. The topics include the present status of the standard model, Higgs physics, supersymmetry,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Yu-Ping Kuang

This report summarizes new publications on the results of research in atomic and molecular collision processes and spectral line broadening.

Atomic Physics · Physics 2015-10-30 Gillian Peach , Milan S. Dimitrijevic , Paul S. Barklem

Recent advances in electron and positron sources have resulted in new capabilities driven in most cases by the increasing demands of advanced accelerating systems. Electron sources for brighter beams and for high average-current beams are…

Accelerator Physics · Physics 2009-11-06 J. E. Clendenin

High-order perturbative corrections to positronium decays and hyperfine splitting are briefly reviewed. Theoretical predictions are compared to the most recent experimental data. Perspectives of future calculations are discussed.

High Energy Physics - Phenomenology · Physics 2009-11-10 A. A. Penin

Processes of electron-positron annihilation into charged pions and kaons are considered. Radiative corrections are taken into account exactly in the first order and within the leading logarithmic approximation in higher orders. A combined…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. B. Arbuzov , V. A. Astakhov , A. V. Fedorov , G. V. Fedotovich , E. A. Kuraev , N. P. Merenkov

We review the most important topics and objectives of the physics program of the gamma-gamma, gamma-electron collider (photon collider) option for an e+e- linear collider.

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Boos , A. De Roeck , I. F. Ginzburg , K. Hagiwara , R. D. Heuer , G. Jikia , J. Kwiecinski , D. J. Miller , T. Takahashi , V. Telnov , T. Rizzo , I. Watanabe , P. M. Zerwas

In this talk, I discuss some recent results obtained in Heavy Ion Collisions and what they tell us -- or what questions they raise -- about the physics of the system of quarks and gluons formed in these collisions.

Nuclear Theory · Physics 2009-06-12 F. Gelis

We review the current state of photon and dilepton measurements at RHIC, emphasizing that of the theoretical work seeking to interpret them. We highlight the progress made recently in the modelling of relativistic nuclear collisions, and…

High Energy Physics - Phenomenology · Physics 2012-10-25 Charles Gale

I give a brief overview of the recent theoretical progress in the study of quarkonium production in proton-nucleus collisions in view of the recent LHC and RHIC results. A special emphasis is put on the excited states such as the psi',…

Nuclear Theory · Physics 2016-02-17 J. P. Lansberg