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Related papers: Practical Jet Flavour Through NNLO

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We propose two new analysis strategies for studying charm and beauty quarks at colliders. The first strategy is aimed at testing the kinematics of heavy-flavor quarks within an identified jet. Here, we use the SoftDrop jet-declustering…

High Energy Physics - Phenomenology · Physics 2017-09-27 Philip Ilten , Nicholas L. Rodd , Jesse Thaler , Mike Williams

Jet flavour classification is of paramount importance for a broad range of applications in modern-day high-energy-physics experiments, particularly at the LHC. In this paper we propose a novel architecture for this task that exploits modern…

High Energy Physics - Experiment · Physics 2020-12-14 Emil Bols , Jan Kieseler , Mauro Verzetti , Markus Stoye , Anna Stakia

The past several years have witnessed important developments in the QCD theory of jet production and jet substructure in hadronic collisions. In the framework of soft-collinear effective theory, semi-inclusive jet functions and…

High Energy Physics - Phenomenology · Physics 2019-09-04 Hai Tao Li , Ivan Vitev

This talk reviews some key developments that have taken place in hadron-collider jet finding over the past couple of years, including: technical advances such as the complete formulation of an infrared safe seedless cone algorithm and fast…

High Energy Physics - Phenomenology · Physics 2009-01-16 Gavin P. Salam

Many measurements at the LHC require efficient identification of heavy-flavour jets, i.e. jets originating from bottom (b) or charm (c) quarks. An overview of the algorithms used to identify c jets is described and a novel method to…

High Energy Physics - Experiment · Physics 2022-03-22 CMS Collaboration

Deep learning has achieved remarkable success in jet classification tasks, yet a key challenge remains: understanding what these models learn and how their features relate to known QCD observables. Improving interpretability is essential…

High Energy Physics - Phenomenology · Physics 2026-03-31 Partha Konar , Vishal S. Ngairangbam , Michael Spannowsky , Deepanshu Srivastava

Non-global logarithms are low energy correlations between the substructure of a jet and the event in which it is immersed. We study the leading non-global logarithms that arise from soft quark--anti-quark emission and calculate their…

High Energy Physics - Phenomenology · Physics 2026-01-23 Andrew J. Larkoski

Recently, a factorization theorem was proposed for partonic flavor evolution as defined by the net flavor of the Winner-Take-All axis of a jet. We validate the factorization theorem through explicit calculation at two-loop order, and in the…

High Energy Physics - Phenomenology · Physics 2024-10-17 Andrew J. Larkoski

Recent developments in jet clustering are reviewed. We present a list of fast and infrared and collinear safe algorithms, and also describe new tools like jet areas. We show how these techniques can be applied to the study of underlying…

High Energy Physics - Phenomenology · Physics 2009-06-10 Matteo Cacciari

We develop a new formalism to describe the inclusive production of small radius jets in heavy-ion collisions, which is consistent with jet calculations in the simpler proton-proton system. Only at next-to-leading order (NLO) and beyond, the…

High Energy Physics - Phenomenology · Physics 2017-04-07 Zhong-Bo Kang , Felix Ringer , Ivan Vitev

Jets of collimated particles serve a multitude of purposes in high energy collisions. Recently, studies of jet interaction with the quark-gluon plasma (QGP) created in high energy heavy ion collisions are of growing interest, particularly…

High Energy Physics - Phenomenology · Physics 2021-03-24 Jana Bielčíková , Raghav Kunnawalkam Elayavalli , Georgy Ponimatkin , Jörn H. Putschke , Josef Sivic

Jets, as collections of multi-scale objects, allow for insight into perturbative (high-momentum) processes, but gaining an understanding of the non-perturbative structure within jets such as hadronization effects and the underlying event…

High Energy Physics - Phenomenology · Physics 2024-02-19 Isaac Mooney

n these proceedings I discuss several recent developments in the physics of heavy flavor jets in heavy ion collisions. i) The dijet mass modification in nucleus-nucleus reactions has been proposed as a new observable with enhanced…

High Energy Physics - Phenomenology · Physics 2019-06-25 Ivan Vitev

Heavy-quark jets are important in many of today's collider studies and searches, yet predictions for them are subject to much larger uncertainties than for light jets. This is because of strong enhancements in higher orders from large…

High Energy Physics - Phenomenology · Physics 2011-01-25 Andrea Banfi , Gavin P. Salam , Giulia Zanderighi

We explore machine learning-based jet and event identification at the future Electron-Ion Collider (EIC). We study the effectiveness of machine learning-based classifiers at relatively low EIC energies, focusing on (i) identifying the…

High Energy Physics - Phenomenology · Physics 2023-04-05 Kyle Lee , James Mulligan , Mateusz Płoskoń , Felix Ringer , Feng Yuan

Modern collider phenomenology requires unprecedented precision for the theoretical predictions, for which slicing techniques provide an essential tool at next-to-next-to-leading order (NNLO) in the strong coupling. The most popular slicing…

High Energy Physics - Phenomenology · Physics 2025-10-23 Rong-Jun Fu , Rudi Rahn , Ding Yu Shao , Wouter J. Waalewijn , Bin Wu

Within the framework of Soft Collinear Effective Theory, we present calculations of semi-inclusive jet functions and fragmenting jet functions at next-to-leading order (NLO) for both quark- and gluon-initiated jets, for jet algorithms of…

High Energy Physics - Phenomenology · Physics 2021-04-07 Lei Wang , Zhong-Bo Kang , Hongxi Xing , Ben-Wei Zhang

Jet Flavor Tomography is a powerful tool used to probe the properties of Quark Gluon Plasma formed in heavy ion collisions at RHIC and LHC. A new Monte Carlo model of jet quenching developed at Columbia University, CUJET, was applied to…

High Energy Physics - Phenomenology · Physics 2012-10-02 Alessandro Buzzatti , Miklos Gyulassy

Classification of jets as originating from light-flavor or heavy-flavor quarks is an important task for inferring the nature of particles produced in high-energy collisions. The large and variable dimensionality of the data provided by the…

High Energy Physics - Experiment · Physics 2016-12-07 Daniel Guest , Julian Collado , Pierre Baldi , Shih-Chieh Hsu , Gregor Urban , Daniel Whiteson

We propose the jet charge observable as a novel probe of flavor structure in the nucleon spin program at the Electron Ion Collider (EIC). We show that jet charge measurements can substantially enhance the sensitivity of spin asymmetries to…

High Energy Physics - Phenomenology · Physics 2021-01-04 Zhong-Bo Kang , Xiaohui Liu , Sonny Mantry , Ding Yu Shao