English
Related papers

Related papers: Photon radiation effects in kinematic reconstructi…

200 papers

Radiation of gluons gives rise to extra jets in top quark events that can lead to complications in event reconstruction and mass measurement. I review recent results for gluon radiation in top quark production and decay, and discuss their…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. H. Orr , T. Stelzer , W. J. Stirling

Top quark events in hadron collisions often contain additional hadronic jets from gluon bremsstrahlung off the quarks and gluons in the hard subprocesses. Such extra jets must be taken into account in attempts to reconstruct the momentum of…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. H. Orr , T. Andre , T. Stelzer

Leading corrections to Planck's formula and photon thermodynamics arising from the pair-mediated photon-photon interaction are calculated. This interaction is attractive and causes an increase in occupation number for all modes. Possible…

High Energy Physics - Theory · Physics 2009-10-22 M. Hossein Partovi

The production of a single top quark in association with an isolated photon probes the electromagnetic coupling structure of the top quark. We investigate the sensitivity of kinematical distributions at the LHC in single-top-plus-photon…

High Energy Physics - Phenomenology · Physics 2013-08-27 Matteo Fael , Thomas Gehrmann

Single top quark production in electron photon interactions provides a clean environment for the measurement of the Cabbibo-Kobayashi-Maskawa matrix element Vtb. Aiming an experimental precision at the percent level the knowledge of…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. H. Kühn , C. Sturm , P. Uwer

The theoretical and experimental aspects of particle production from the strong equivalent photon fluxes present at high energy hadron colliders are reviewed. The goal is to show how photons at hadron colliders can improve what we have…

High Energy Physics - Phenomenology · Physics 2010-01-27 Joakim Nystrand

We study gluon radiation in top quark production above threshold at high energy $e^+e^-$ colliders. We allow for the top quarks to be off-shell, considering radiation in both the top production and decay processes simultaneously. Our…

High Energy Physics - Phenomenology · Physics 2011-07-19 Cosmin Macesanu , Lynne H. Orr

The top quark plays a central role in particle physics, as many experiments at the Large Hadron Collider scrutinize its properties within the Standard Model. Although most of the measurements of the top quarks today concentrate on…

High Energy Physics - Experiment · Physics 2023-11-30 Michael Pitt

The influence of the top quark mass on mixing processes and precise electroweak measurements is described. Experimental observation of the top quark in proton-antiproton collisions is discussed, and some brief remarks are made about…

High Energy Physics - Phenomenology · Physics 2014-11-17 Jonathan L. Rosner

At measurements of gamma-radiation spectra from ultra-relativistic electrons in periodic structures, pileup of events in the calorimeter may cause significant deviation of the detector signal from the classically evaluated spectrum. That…

Accelerator Physics · Physics 2015-06-17 M. V. Bondarenco

Kinetic approaches provide an effective description of the process of particle acceleration at shock fronts and allow to take into account the dynamical reaction of the accelerated particles as well as the amplification of the turbulent…

Astrophysics · Physics 2009-11-13 Elena Amato , Pasquale Blasi , Stefano Gabici

Soft hadronic collisions with multiple production of (anti)quarks accompanied with soft photon radiation are described in terms of higher Fock states of the colliding hadrons, which contain a photon component as well. The Fock state…

High Energy Physics - Phenomenology · Physics 2022-12-22 B. Z. Kopeliovich , M. Krelina , I. K. Potashnikova , K. Reygers

We consider top quark pair production in association with a hard jet through next-to-leading order in perturbative QCD. Top quark decays are treated in the narrow width approximation and spin correlations are retained throughout the…

High Energy Physics - Phenomenology · Physics 2013-05-30 Kirill Melnikov , Andreas Scharf , Markus Schulze

A nonlinear quantum-optical process is considered: emission of photon pairs by the reflecting end of a fiber excited by a standing laser wave. Radiation occurs due to periodic changes in the optical length of the fiber over time. This…

Quantum Physics · Physics 2019-07-11 V. Hizhnyakov

A review of results on top quark physics expected at the Photon Linear Colliders is presented.

High Energy Physics - Phenomenology · Physics 2014-11-17 E. E. Boos

Topological photonics is a rapidly emerging field of research in which geometrical and topological ideas are exploited to design and control the behavior of light. Drawing inspiration from the discovery of the quantum Hall effects and…

Analogous to Coulomb blockade for electrons, photon blockade is a key quantum optical effect in which the presence of one photon prevents the transmission of subsequent ones through a nonlinear medium. Beyond its fundamental interest,…

Quantum Physics · Physics 2025-11-17 Lijuan Dong , Aanal Jayesh Shah , Peter Kirton , Hadiseh Alaeian , Simone Felicetti

The radiation of photons by electrons is investigated in the framework of quantum electrodynamics up to the second order in the coupling constant $e$. The $N$-particle, coherent, and thermal initial states are considered and the forms of…

High Energy Physics - Theory · Physics 2022-09-08 P. O. Kazinski , T. V. Solovyev

Top quark production in association with a photon offers a unique test ground for the standard model predictions, as it is sensitive to the top-photon coupling. These processes are rare when compared to standard top pair production, however…

High Energy Physics - Experiment · Physics 2026-02-04 Beatriz Ribeiro Lopes

We investigate the effects of top quark compositeness on various physical parameters, and obtain lower limits on the compositeness scale from electroweak precision data. We consider corrections to top quark decay rates and other physical…

High Energy Physics - Phenomenology · Physics 2009-09-11 Howard Georgi , Lev Kaplan , David Morin , Andreas Schenk
‹ Prev 1 2 3 10 Next ›