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Related papers: Computing $N$-subjettiness for boosted jets

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In these proceedings, we report on recent results related to vector boson-tagged jet production in heavy ion collisions and the related modification of jet substructure, such as jet shapes and jet momentum sharing distributions.…

High Energy Physics - Phenomenology · Physics 2018-03-14 Ivan Vitev

We present a comprehensive study of jet substructure modifications in high-energy heavy-ion collisions using both inclusive jets and $\gamma$-tagged jets, based on a multi-stage jet evolution model within the Monte Carlo framework JETSCAPE.…

This report of the BOOST2012 workshop presents the results of four working groups that studied key aspects of jet substructure. We discuss the potential of the description of jet substructure in first-principle QCD calculations and study…

We describe a method to measure and subtract the incoherent component of energy flow arising from multiple interactions from jet shape/substructure observables of ultra-massive jets. The amount subtracted is a function of the jet shape…

High Energy Physics - Phenomenology · Physics 2013-05-29 Raz Alon , Ehud Duchovni , Gilad Perez , Aliaksandr P. Pranko , Pekka K. Sinervo

Optimized jet substructure observables for identifying boosted topologies will play an essential role in maximizing the physics reach of the Large Hadron Collider. Ideally, the design of discriminating variables would be informed by…

High Energy Physics - Phenomenology · Physics 2015-06-22 Andrew J. Larkoski , Ian Moult , Duff Neill

The study of the internal structure of hadronic jets has become in recent years a very active area of research in particle physics. Jet substructure techniques are increasingly used in experimental analyses by the LHC collaborations, both…

High Energy Physics - Phenomenology · Physics 2026-04-10 Simone Marzani , Gregory Soyez , Michael Spannowsky

Study of polarization of heavy particles is an important branch of research in today's collider studies. The massive $W$ boson has two types of polarization states, which usually are studied via the angular distribution of its decay…

High Energy Physics - Phenomenology · Physics 2021-11-01 Atri Dey , Tousik Samui

Jet identification tools are crucial for new physics searches at the LHC and at future colliders. We introduce the concept of Mass Unspecific Supervised Tagging (MUST) which relies on considering both jet mass and transverse momentum…

High Energy Physics - Phenomenology · Physics 2021-03-17 J. A. Aguilar-Saavedra , F. R. Joaquim , J. F. Seabra

I explore many aspects of jet substructure at the Large Hadron Collider, ranging from theoretical techniques for jet calculations, to phenomenological tools for better searches with jets, to software for implementing and comparing such…

High Energy Physics - Phenomenology · Physics 2015-03-17 Christopher K. Vermilion

Observables which discriminate boosted topologies from massive QCD jets are of great importance for the success of the jet substructure program at the Large Hadron Collider. Such observables, while both widely and successfully used, have…

High Energy Physics - Phenomenology · Physics 2016-05-19 Andrew J. Larkoski , Ian Moult , Duff Neill

The jet shape is a classic jet substructure observable that probes the average transverse energy profile inside a reconstructed jet. The studies of jet shapes in proton-proton collisions have served as precision tests of perturbative…

High Energy Physics - Phenomenology · Physics 2015-06-19 Yang-Ting Chien , Ivan Vitev

Distinguishing hadronically decaying boosted top quarks from massive QCD jets is an important challenge at the Large Hadron Collider. In this paper we use the power counting method to study jet substructure observables designed for top…

High Energy Physics - Phenomenology · Physics 2016-06-23 Andrew J. Larkoski , Ian Moult , Duff Neill

The phenomenology of dark sector is complicated if dark sector is charged under a confined hidden gauge group. In such kind of model, a dark parton produced at a high energy collider showers and hadronize to a cluster of dark mesons. Dark…

High Energy Physics - Phenomenology · Physics 2020-04-21 Myeonghun Park , Mengchao Zhang

We study the impact of selection biases on jet structure and substructure observables and separate these effects from effects caused by jet quenching. We use the angular separation $\Delta R$ of the hardest splitting in a jet as the primary…

High Energy Physics - Phenomenology · Physics 2022-03-09 Jasmine Brewer , Quinn Brodsky , Krishna Rajagopal

We apply techniques from Bayesian generative statistical modeling to uncover hidden features in jet substructure observables that discriminate between different a priori unknown underlying short distance physical processes in multi-jet…

High Energy Physics - Phenomenology · Physics 2019-09-24 Barry M. Dillon , Darius A. Faroughy , Jernej F. Kamenik

Recent studies have highlighted the potential of jet substructure techniques to identify the hadronic decays of boosted heavy particles. These studies all rely upon the assumption that the internal substructure of jets generated by QCD…

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

We describe a strategy for constructing a neural network jet substructure tagger which powerfully discriminates boosted decay signals while remaining largely uncorrelated with the jet mass. This reduces the impact of systematic…

High Energy Physics - Experiment · Physics 2017-11-08 Chase Shimmin , Peter Sadowski , Pierre Baldi , Edison Weik , Daniel Whiteson , Edward Goul , Andreas Søgaard

This paper presents the application of a variety of techniques to study jet substructure. The performance of various modified jet algorithms, or jet grooming techniques, for several jet types and event topologies is investigated for jets…

High Energy Physics - Experiment · Physics 2013-10-28 ATLAS Collaboration

Boosted resonances is a highly probable and enthusiastic scenario in any process probing the electroweak scale. Such objects when decaying into jets can easily blend with the cornucopia of jets from hard relative light QCD states. We review…

High Energy Physics - Phenomenology · Physics 2015-05-30 Leandro G. Almeida , Raz Alon , Michael Spannowsky

In this paper we introduce a new approach to study jet substructure in the center-of-mass frame of the jet. We demonstrate that it can be used to discriminate the boosted heavy particles from the QCD jets and the method is complimentary to…

High Energy Physics - Phenomenology · Physics 2015-03-19 Chunhui Chen