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Related papers: The single-jet inclusive cross-section and its def…

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A systematic framework for jet definition is developed from first principles of physical measurement, quantum field theory, and QCD. A jet definition is found which: is theoretically optimal in regard of both minimization of detector errors…

High Energy Physics - Phenomenology · Physics 2009-10-31 Fyodor V. Tkachov

We propose a new description of the jet quenching phenomenon observed in nuclear collisions at high energies in which coherent parton branching plays a central role. This picture is based on the appearance of a dynamically generated scale,…

High Energy Physics - Phenomenology · Physics 2015-06-11 Jorge Casalderrey-Solana , Yacine Mehtar-Tani , Carlos A. Salgado , Konrad Tywoniuk

We study instability of the lowest dimension operator (\it i.e., \rm the imaginary part of its operator dimension) in the rank-$Q$ traceless symmetric representation of the $O(N)$ Wilson-Fisher fixed point in $D=4+\epsilon$. We find a new…

High Energy Physics - Theory · Physics 2022-03-18 Masataka Watanabe

The hump-backed plateau of the single inclusive distribution of hadrons inside a jet provides a standard test of the interplay between probabilistic parton splitting and quantum coherence in QCD. The medium-induced modification of this QCD…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nicolas Borghini , Urs Achim Wiedemann

This paper formalises the concepts of weakly and weakly regularly persistent input trajectory as well as their link to the Observability Grammian and the existence and uniqueness of solutions of Moving Horizon Estimation (MHE) problems.…

Optimization and Control · Mathematics 2023-06-12 Emilien Flayac , Iman Shames

Recent measurements based on jet production in high energy pp collisions at the CERN LHC with the CMS detector are reported. Specifically, the measurement of the inclusive jet production cross section as a function of the anti-$k_t$…

High Energy Physics - Experiment · Physics 2021-04-28 Cristian Baldenegro

Next-to-next-to-leading order QCD predictions for single-, double- and even triple-differential distributions of jet events in proton-proton collisions have recently been obtained using the NNLOjet framework based on antenna subtraction.…

High Energy Physics - Phenomenology · Physics 2020-03-09 Michal Czakon , Andreas van Hameren , Alexander Mitov , Rene Poncelet

Quantum fluctuations in an anharmonic superconducting circuit enable frequency conversion of individual incoming photons. This effect, linear in the photon beam intensity, leads to ramifications for the standard input-output circuit theory.…

Mesoscale and Nanoscale Physics · Physics 2013-01-11 Moshe Goldstein , Michel H. Devoret , Manuel Houzet , Leonid I. Glazman

We present the complete next-to-leading order calculation of isolated prompt photon production in association with a jet in deep-inelastic scattering. The calculation involves, direct, resolved and fragmentation contributions. It is shown…

High Energy Physics - Phenomenology · Physics 2015-06-23 P. Aurenche , M. Fontannaz

Jets are collimated clusters of particles formed by the hadronization of partons following a hard interaction. In proton-proton ($pp$) collisions at the Relativistic Heavy Ion Collider (RHIC), jet production is dominated by $gg$ and $qg$…

High Energy Physics - Experiment · Physics 2026-03-31 The STAR Collaboration

We show that the resummation of large perturbative corrections in QCD leads to ambiguities in high energy cross sections that are suppressed by powers of large momentum scales. These ambiguities are caused by infrared renormalons, which are…

High Energy Physics - Phenomenology · Physics 2014-11-17 G. P. Korchemsky , G. Sterman

Random contractions (sub-unitary random matrices) appear naturally when considering quantized chaotic maps within a general theory of open linear stationary systems with discrete time. We analyze statistical properties of complex…

Chaotic Dynamics · Physics 2009-10-31 Yan V. Fyodorov , H. -J. Sommmers

The di-jet asymmetry --- the measure of the momentum imbalance in a di-jet system --- is a key jet quenching observable. Using the event generator \jewel we show that the di-jet asymmetry is dominated by fluctuations both in proton-proton…

High Energy Physics - Phenomenology · Physics 2016-01-19 José Guilherme Milhano , Korinna Christine Zapp

In collider physics, jet algorithms are a ubiquitous tool for clustering particles into discrete jet objects. Event shapes offer an alternative way to characterize jets, and one can define a jet multiplicity event shape, which can take on…

High Energy Physics - Phenomenology · Physics 2015-05-18 Daniele Bertolini , Jesse Thaler , Jonathan R. Walsh

Two recent measurements of inclusive jet, 2-jet and 3-jet cross sections in deep-inelastic $ep$ scattering from the H1 collaboration are presented. The measurements are performed at low $5<Q^2<100$ GeV$^2$ and high $150<Q^2<15000$ GeV$^2$…

High Energy Physics - Experiment · Physics 2010-11-19 Roman Kogler

Many experimental analyses separate events into exclusive jet bins, using a jet algorithm to cluster the final state and then veto on jets. Jet clustering induces logarithmic dependence on the jet radius R in the cross section for exclusive…

High Energy Physics - Phenomenology · Physics 2014-11-25 Simone Alioli , Jonathan R. Walsh

A general formalism is developed for calculating the luminosity function and the expected number $N$ of observed GRBs above a peak photon flux $S$ for any GRB jet structure. This new formalism directly provides the true GRB rate without the…

Astrophysics · Physics 2009-11-10 Dafne Guetta , Jonathan Granot , Mitchell C. Begelman

A persistent and fascinating problem at the high energy colliders are jets. Often trying to observe physics underlying the hard interactions at colliders requires experimental cuts in phase space, defining several jet or beam regions. QCD…

High Energy Physics - Phenomenology · Physics 2015-09-01 Duff Neill

At leading order in weak and electromagnetic couplings, cross sections for (anti)neutrino-nucleon elastic scattering are determined by four nucleon form factors that depend on the momentum transfer $Q^2$. Including radiative corrections in…

High Energy Physics - Phenomenology · Physics 2024-03-08 Kaushik Borah , Minerba Betancourt , Richard J. Hill , Thomas Junk , Oleksandr Tomalak

The global stability of laminar axisymmetric low-density jets is investigated in the low Mach number approximation. The linear modal dynamics is found to be characterised by two features: a stable arc branch of eigenmodes and an isolated…

Fluid Dynamics · Physics 2017-05-24 W. Coenen , L. Lesshafft , X. Garnaud , A. Sevilla