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Related papers: QCD multi-jet processes and the multiplicity asymp…

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We study the asymptotic behaviour of the transverse momentum broadening distribution of an energetic quark or gluon propagating through dense QCD matter, in the large system size $L$ limit, taking into account radiative corrections in the…

High Energy Physics - Phenomenology · Physics 2021-11-02 Paul Caucal

The production of forward jets of transverse momentum $p_T(j)\approx Q$ and large momentum fraction $x_{jet}\gg x$ probes the onset of BFKL dynamics at HERA. A full ${\cal O}(\alpha_s^2)$ calculation of the inclusive forward jet cross…

High Energy Physics - Phenomenology · Physics 2014-11-17 Erwin Mirkes , Dieter Zeppenfeld

Results are presented of a search for any particle(s) decaying to six or more jets in association with missing transverse momentum. The search is performed using 1.34 fb^-1 of sqrt(s)=7 TeV proton-proton collisions recorded by the ATLAS…

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

The production of jets at the Large Hadron Collider (LHC) at TeV centre-of-mass energy is summarized, including results from both the ATLAS and CMS detectors. Current jet performance is described, followed by inclusive jet and multi-jet…

High Energy Physics - Experiment · Physics 2019-08-14 Chris Meyer

Accurate and efficient amplitude predictions are essential for precision studies of multi-jet processes at the LHC. We introduce a novel neural network architecture that predicts multi-jet amplitudes by leveraging the Catani-Seymour…

High Energy Physics - Phenomenology · Physics 2025-12-16 Luca Beccatini , Fabio Maltoni , Olivier Mattelaer , Ramon Winterhalder

This chapter summarizes minimum-bias measurements at the Large Hadron Collider. In particular, the pseudorapidity density, the transverse-momentum spectra, the multiplicity distribution, the correlation of average transverse momentum and…

High Energy Physics - Experiment · Physics 2018-12-19 Jan Fiete Grosse-Oetringhaus

The ALICE Collaboration reports a search for jet quenching effects in high-multiplicity (HM) proton$-$proton collisions at $\sqrt{s}$ = 13 TeV, using the semi-inclusive azimuthal-difference distribution $\Delta\varphi$ of charged-particle…

High Energy Physics - Experiment · Physics 2024-06-10 ALICE Collaboration

We present a method for studying the detection of jets in high energy hadronic collisions using multiplicity detector in forward rapidities. Such a study enhances the physics scope of multiplicity detectors at forward rapidities in LHC. At…

High Energy Physics - Experiment · Physics 2016-12-08 Ranbir Singh , Bedangadas Mohanty

The working group on jets and high-Et phenomena of the Future physics at HERA Workshop studied subjects ranging from next-to-leading order (NLO) corrections in deeply inelastic scattering (DIS) and photoproduction with the corresponding…

High Energy Physics - Phenomenology · Physics 2007-05-23 Martin Erdmann , Dirk Graudenz , Leif Lonnblad , Katsuo Tokushuku

The study of the inelastic scattering of hadrons has progressed in the last decade. With the availability of high-statistics data sets from HERA and the Tevatron, our understanding of high energy and high jet multiplicity events has become…

High Energy Physics - Experiment · Physics 2009-11-04 Don Lincoln

High mass resonances decaying into ttbar pairs appear in many extensions of the Standard Model. The top quarks from these decays have high transverse momenta and their decay products are highly collimated due to the boost into the lab…

High Energy Physics - Experiment · Physics 2009-09-29 Gavril Giurgiu

We examine the QCD evolution of the helicity and transversity parton distribution functions when including also their dependence on transverse momentum. Using an appropriate definition of these polarized transverse momentum distributions…

High Energy Physics - Phenomenology · Physics 2015-06-15 Alessandro Bacchetta , Alexei Prokudin

We present a next-to-leading order QCD calculation of the production rates of jets containing heavy quarks. This calculation is performed using the standard Snowmass jet algorithm; it therefore allows a comparison with similar results known…

High Energy Physics - Phenomenology · Physics 2011-01-25 S. Frixione , M. L. Mangano

Recent LHC results concerning full jet-quenching in PbPb collisions have been presented in terms of a jet asymmetry parameter, measuring the imbalance between the transverse momenta of leading and subleading jets. We examine the potential…

High Energy Physics - Phenomenology · Physics 2011-07-01 Matteo Cacciari , Gavin P. Salam , Gregory Soyez

We discuss QCD studies that will be possible at LEP2. We examine both experimental and theoretical aspects of jets, fragmentation functions, multiplicities and particle spectra.

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Nason , B. R. Webber , D. Ward , D. Lanske , L. A. del Pozo , F. Fabbri , B. Poli , G. Cowan , C. Padilla , M. Seymour , F. Hautmann , Yu. L. Dokshitzer , V. A. Khoze

In this article, general properties of impact factors involved in jet-like QED processes are explored. In particular, a general link is established between their helicity properties and their order of magnitude as defined by jet-like…

High Energy Physics - Phenomenology · Physics 2014-01-20 Christian Carimalo

In this talk we discuss recent progress concerning precise predictions for the LHC. We give a status report of an application of the GOLEM method to deal with multi-leg one-loop amplitudes, namely the next-to-leading order QCD corrections…

High Energy Physics - Phenomenology · Physics 2008-07-07 S. Karg , G. Sanguinetti

Multi-hadronic events produced in e+e- collisions provide an excellent laboratory to study QCD, the theory of strong interactions, and in particular to determine the strong coupling parameter alpha_s and demonstrate its predicted behavior…

High Energy Physics - Experiment · Physics 2017-08-23 T. Wengler

Advances in measurements of jets and collective phenomena in ultrarelativistic heavy ion collisions have led to further understanding of the properties of the medium created in such collisions. Measurements of the correlations between the…

Nuclear Experiment · Physics 2013-03-27 Alice Ohlson

Multiplicity distributions of charged particles and their event-by-event fluctuations have been compiled for relativistic heavy-ion collisions from the available experimental data at Brookhaven National Laboratory and CERN and also by the…

Nuclear Experiment · Physics 2016-06-20 Maitreyee Mukherjee , Sumit Basu , Subikash Choudhury , Tapan K. Nayak