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Due to coherence, there are strong electromagnetic fields of short duration in very peripheral collisions. They give rise to photon-photon and photon-nucleus collisions with high flux up to an invariant mass region hitherto unexplored…

High Energy Physics - Phenomenology · Physics 2009-09-25 G. Baur , K. Hencken , D. Trautmann , S. Sadovsky , Yu. Kharlov

We make an attempt to discuss in detail the effects originating from the final state interaction in the processes involving production of unstable elementary particles and their subsequent decay. Two complementary scenarios are considered:…

High Energy Physics - Phenomenology · Physics 2009-10-28 K. Melnikov , O. Yakovlev

We extend next-to-leading logarithmic threshold and joint resummation for prompt photon production to include leading collinear effects. The impact of these effects is assessed for both fixed-target and collider kinematics. We find them in…

High Energy Physics - Phenomenology · Physics 2008-11-26 Rahul Basu , Eric Laenen , Anuradha Misra , Patrick Motylinski

The interplay between the strong and electromagnetic force in high energy nucleus-nucleus collisions was studied experimentally and theoretically in our earlier works. This effect appeared to result in very large distortions in spectra of…

Nuclear Experiment · Physics 2013-03-27 Mariola Klusek-Gawenda , Ewa Kozik , Andrzej Rybicki , Iwona Sputowska , Antoni Szczurek

In relativistic heavy ion collisions, top quarks can be produced by photon-gluon fusion when a photon from the Weizs\"acker-Williams virtual photon field of one nucleus interacts with a gluon in the other nucleus. Photoproduction with heavy…

High Energy Physics - Phenomenology · Physics 2009-01-07 Spencer R. Klein , Joakim Nystrand , Ramona Vogt

In ultrarelativistic heavy ion collisions the produced high temperature, high energy density state will cross different phases of the strongly interacting matter. The original idea of quark-gluon plasma formation has been evolved and the…

Nuclear Theory · Physics 2009-11-11 P. Levai

We explore the effects of extra neutral gauge boson involved in the supersymmetric E6 model on the spin configuration of the top quark pair produced at the polarized e- e+ collider. Generic mixing terms are considered including kinetic…

High Energy Physics - Phenomenology · Physics 2011-03-23 Kang Young Lee , Seong Chan Park , H. S. Song , Chaehyun Yu

By means of numerical simulations, we explore possible effects of a special interparticle interaction potential which is a function of external and internal conditions of graphene-like systems. In addition to the electromagnetic…

Mesoscale and Nanoscale Physics · Physics 2016-11-21 José Abdalla Helayël-Neto , Elena Konstantinova , Ricardo Spagnuolo Martins

A summary is presented of the key strong-interaction measurements that could be made at a high-energy, high-luminosity e+e- collider

High Energy Physics - Experiment · Physics 2007-05-23 P. N. Burrows

We study effects of the scale invariant hidden sector, unparticle, proposed by Georgi, on top spin correlation at the Large Hadron Collider. Assuming no flavor changing interaction between the unparticles and the Standard Model particles,…

High Energy Physics - Phenomenology · Physics 2014-11-18 Masato Arai , Nobuchika Okada , Karel Smolek

We investigate how dynamic correlations of hard-core bosonic excitation at finite temperature are affected by additional interactions besides the hard-core repulsion which prevents them from occupying the same site. We focus especially on…

Strongly Correlated Electrons · Physics 2017-09-27 Benedikt Fauseweh , Götz S. Uhrig

We study the production of transversely polarized Lambda hyperons in high-energy collisions of protons with large nuclei. The large gluon density of the target at saturation provides an intrinsic semi-hard scale which should naturally allow…

High Energy Physics - Phenomenology · Physics 2009-11-07 Daniel Boer , Adrian Dumitru

We study the role of low momentum transfer (soft) interactions between high-transverse momentum heavy particles and beam remnants (spectators) in hadronic collisions. Such final-state interactions are power suppressed for single-particle…

High Energy Physics - Phenomenology · Physics 2013-05-30 Alexander Mitov , George Sterman

At hadron colliders, the production of heavy new particles is associated with additional quarks and gluons with significant transeverse momentum. The additional jets complicates the reconstruction of new particle masses. Taking gluino pair…

High Energy Physics - Phenomenology · Physics 2009-10-29 Johan Alwall , Kenji Hiramatsu , Mihoko M. Nojiri , Yasuhiro Shimizu

Top-quark physics plays an important role at hadron colliders such as the Tevatron collider at Fermilab or the upcoming Large Hadron Collider (LHC) at CERN. Given the planned experimental precision, detailed theoretical predictions are…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. H. Kuhn , A. Scharf , P. Uwer

Coulomb interaction has important consequences on the physics of quantum spin Hall edge states, weakening the topological protection via two-particle scattering and renormalizing both the velocity and charge of collective plasmon modes…

Mesoscale and Nanoscale Physics · Physics 2021-01-04 Alexandre Gourmelon , Hiroshi Kamata , Jean-Marc Berroir , Gwendal Fève , Bernard Plaçais , Erwann Bocquillon

At very high energies, the bremsstrahlung and pair production cross sections exhibit complex behavior due to the material in which the interactions occur. The cross sections in dense media can be dramatically different than for isolated…

High Energy Physics - Experiment · Physics 2007-05-23 Spencer R. Klein

This paper studies two related questions in high energy onium-onium scattering: the probability of producing an unusually large number of particles in a collision, where it is found that the cross section for producing a central…

High Energy Physics - Phenomenology · Physics 2010-04-06 A. H. Mueller , G. P. Salam

Multi-parton interactions are a fascinating phenomenon that occur in almost every high-energy hadron--hadron collision, yet are remarkably difficult to study quantitatively. In this letter we present a strategy to optimally disentangle…

High Energy Physics - Phenomenology · Physics 2024-05-20 Jeppe R. Andersen , Pier Francesco Monni , Luca Rottoli , Gavin P. Salam , Alba Soto-Ontoso

The effects of high-temperature, dense systems, and strong magnetic fields on Quantum Chromodynamics related phenomena are studied in different perspectives: in the high-temperature and densities, the QCD-phase diagram from the Linear Sigma…

High Energy Physics - Phenomenology · Physics 2021-06-14 Jorge David Castaño-Yepes