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Related papers: Non-perturbative QCD effects in jets at hadron col…

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We compute the next-to-leading order QCD corrections to the spin-independent and spin-dependent cross-sections for the production of a single-hadron accompanied by an opposite jet in hadronic collisions. This process is being studied…

High Energy Physics - Phenomenology · Physics 2009-07-30 Daniel de Florian

We postulate that non-perturbative QCD effects occurring during parton fragmentation can result in collective effects of a multi-parton system, reminiscent of those observed in high-energy hadronic or nuclear interactions with large…

High Energy Physics - Phenomenology · Physics 2023-06-26 Austin Baty , Parker Gardner , Wei Li

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

We present a new semi-numerical method to compute leading hadronisation corrections to two-jet event shapes in $e^+e^-$ annihilation. The formalism we present utilises the dispersive approach, where the magnitude of power corrections is…

High Energy Physics - Phenomenology · Physics 2023-09-07 Andrea Banfi , Basem Kamal El-Menoufi , Ryan Wood

We present a measurement of the average value of a new observable at hadron colliders that is sensitive to QCD dynamics and to the strong coupling constant, while being only weakly sensitive to parton distribution functions. The observable…

High Energy Physics - Experiment · Physics 2012-12-04 D0 Collaboration

The propagation and modification of hard-scattered partons in the QGP can be studied using various types of jet and jet-like correlation measurements. The STAR detector with its full azimuthal and large pseudorapidity acceptance, as well as…

Nuclear Experiment · Physics 2019-08-21 Alice Ohlson

The striking suppression and modification patterns that are observed in jet observables measured in heavy-ion collisions with respect to the proton-proton baseline have the potential to constrain the spatio-temporal branching process of…

High Energy Physics - Phenomenology · Physics 2018-08-16 Konrad Tywoniuk , Yacine Mehtar-Tani

Deep-inelastic ep scattering data, taken with the H1 detector at HERA, are used to study the event shape variables thrust, jet broadening, jet mass, C parameter, and two kinds of differential two-jet rates over a large range of ``relevant…

High Energy Physics - Experiment · Physics 2009-10-31 K. Rabbertz

We demonstrate that in the back-to-back kinematics the production of four jets in the collision of two partons is suppressed in the leading log approximation of pQCD, compared to the hard processes involving the collision of four partons.…

High Energy Physics - Phenomenology · Physics 2011-04-22 B. Blok , Yu. Dokshitzer , L. Frankfurt , M. Strikman

Recent measurements of selected QCD processes at the Tevatron are reviewed and confronted with theoretical calculations. Results on inclusive jet production at large transverse momentum are compared to predictions from next-to-leading order…

High Energy Physics - Experiment · Physics 2007-05-23 Marek Zielinski

We present a next-to-leading order QCD calculation for the single-inclusive production of collimated jets at hadron colliders, when the jet is defined by maximizing a suitable jet function that depends on the momenta of final-state…

High Energy Physics - Phenomenology · Physics 2015-03-05 Tom Kaufmann , Asmita Mukherjee , Werner Vogelsang

We report on the calculation of the next-to-leading order QCD corrections to the production of W-boson pairs in association with a hard jet at hadron colliders, which is an important source of background for Higgs and new-physics searches.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stefan Dittmaier , Stefan Kallweit , Peter Uwer

Hard probes created through large momentum transfers are used to study the properties of QCD matter created in heavy-ion collisions, by comparing the measurements to those in p+p collisions. Jets, and the "quenching" or suppression of jets…

Nuclear Experiment · Physics 2016-11-08 Nihar Ranjan Sahoo

The jet angularities are a class of jet substructure observables which characterize the angular and momentum distribution of particles within jets. These observables are sensitive to momentum scales ranging from perturbative hard…

Nuclear Experiment · Physics 2022-12-02 ALICE Collaboration

Jet interactions in a hot QCD medium created in heavy-ion collisions are conventionally assessed by measuring the modification of the distributions of jet observables with respect to the proton-proton baseline. However, the steeply falling…

High Energy Physics - Phenomenology · Physics 2021-04-01 Yi-Lun Du , Daniel Pablos , Konrad Tywoniuk

Collisional broadening in QCD plasmas leads to the emission of medium induced radiation, which governs the energy loss of highly energetic particles or jets. While recent studies have obtained non-perturbative contributions to the…

High Energy Physics - Phenomenology · Physics 2022-07-28 Sören Schlichting , Ismail Soudi

Significant colour interference effects are expected in V(=gamma,W,Z)+jet production at hadron colliders. These directly influence the hadronic antenna patterns and can provide a valuable diagnostic tool for probing the nature of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Valery A. Khoze , W. J. Stirling

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

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

We present the computation of next-to-leading order (NLO) QCD corrections to di-photon production in association with two or three hard jets in pp collisions at a center-of-mass energy of 8 TeV. The inclusion of NLO corrections is shown to…

High Energy Physics - Phenomenology · Physics 2015-06-18 Simon Badger , Alberto Guffanti , Valery Yundin