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Related papers: Flavoured jet algorithms: a comparative study

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Distinguishing quark-initiated jets from gluon-initiated jets has the potential to significantly improve the reach of many beyond-the-standard model searches at the Large Hadron Collider and to provide additional tests of QCD. To explore…

High Energy Physics - Phenomenology · Physics 2015-06-12 Jason Gallicchio , Matthew D. Schwartz

Heavy flavor hadrons, i.e. those containing charm and bottom quarks, will be abundantly produced at the LHC and are important probes of the Quark-Gluon Plasma (QGP). Of particular interest is the investigation of parton energy loss in the…

Nuclear Experiment · Physics 2016-11-25 Mark Heinz

We review theoretical and phenomenological aspects of heavy flavour production as discussed in the heavy flavour working group of the DIS 2012. Recent theoretical progress includes approximate NNLO calculations for heavy quark structure…

High Energy Physics - Phenomenology · Physics 2012-08-17 Jolanta Brodzicka , Massimo Corradi , Ingo Schienbein , Reinhard Schwienhorst

We describe a method to obtain point and dispersion estimates for the energies of jets arising from b quarks produced in proton-proton collisions at an energy of $\sqrt{s} =$ 13 TeV at the CERN LHC. The algorithm is trained on a large…

Data Analysis, Statistics and Probability · Physics 2020-11-09 CMS Collaboration

Measurements at the RHIC and the LHC have observed flavor dependence of single-hadron suppression, which reveal the role played by quark masses in the parton interactions with the quark-gluon plasma (QGP) medium. In this study, we explore…

Nuclear Theory · Physics 2020-08-19 Weiyao Ke , Xin-Nian Wang , Wenkai Fan , Steffen Bass

We apply the recently proposed flavoured anti-$k_{\text{T}}$ jet algorithm to $Wb\bar{b}$ production at the Large Hadron Collider at $\sqrt{s}=8$ TeV. We present results for the total cross section and differential distributions at the…

High Energy Physics - Phenomenology · Physics 2022-09-08 Heribertus Bayu Hartanto , Rene Poncelet , Andrei Popescu , Simone Zoia

Given the hints of lepton-flavour non-universality in semi-leptonic $B$ decays, leptoquark (LQ) models with sizeable couplings to heavy-quark flavours are enjoying a renaissance. While such models are subject to stringent constraints from…

High Energy Physics - Phenomenology · Physics 2022-11-30 Ulrich Haisch , Luc Schnell , Stefan Schulte

The identification of $b$-jets, referred to as $b$-tagging, is an important part of many physics analyses in the ATLAS experiment at the Large Hadron Collider and an accurate calibration of its performance is essential for high-quality…

High Energy Physics - Experiment · Physics 2023-08-21 ATLAS Collaboration

Discriminating between quark- and gluon-initiated jets has long been a central focus of jet substructure, leading to the introduction of numerous observables and calculations to high perturbative accuracy. At the same time, there have been…

High Energy Physics - Phenomenology · Physics 2022-12-28 Samuel Bright-Thonney , Ian Moult , Benjamin Nachman , Stefan Prestel

Deep learning can give a significant impact on physics performance of electron-positron Higgs factories such as ILC and FCCee. We are working on two topics on event reconstruction to apply deep learning. The first is jet flavor tagging, in…

Data Analysis, Statistics and Probability · Physics 2025-03-11 Taikan Suehara , Risako Tagami , Lai Gui , Tatsuki Murata , Tomohiko Tanabe , Wataru Ootani , Masaya Ishino

The study of the shape and sub-structure of high p_T jets produced in hadron collisions is becoming an increasingly important component of LHC phenomenology in the context of new particle discoveries. We study here the state of the art for…

High Energy Physics - Phenomenology · Physics 2010-11-19 Mrinal Dasgupta

We introduce a search technique that is sensitive to a broad class of signals with large final state multiplicities. Events are clustered into large radius jets and jet substructure techniques are used to count the number of subjets within…

High Energy Physics - Phenomenology · Physics 2013-09-03 Sonia El Hedri , Anson Hook , Martin Jankowiak , Jay G. Wacker

Studies of the production of W/Z + jets are important for a variety of reasons. W/Z + inclusive jets is a valuable high statistics sample that allows one to probe the validity of predictions from perturbative Quantum Chromodynamics (pQCD)…

High Energy Physics - Experiment · Physics 2008-06-05 C. Neu

Heavy quarks are effective probes of the hot and dense nuclear matter, the quark-gluon plasma, produced in ultra-relativistic heavy-ion collisions. Due to the short time scale characterising their production, heavy quarks experience the…

Nuclear Experiment · Physics 2020-12-07 Fabio Catalano

This contribution summarises the results on heavy-flavour correlations and jets measured with ALICE detector. Studies of D$^{0}$-tagged jets are presented in various collision systems and energies. The measurement of the fraction of jet…

High Energy Physics - Experiment · Physics 2020-12-30 Antonio Carlos Oliveira da Silva

We investigate the sensitivity of the LHC to flavour-changing neutral current interactions involving the top quark and a photon using a model-independent effective field theory framework, focusing on two complementary processes: single top…

High Energy Physics - Phenomenology · Physics 2026-02-17 Benjamin Fuks , Sumit K. Garg , A. Hammad , Adil Jueid

Heavy-flavour quarks, due to their large masses, are produced in the early stages of the relativistic heavy-ion collisions via initial hard scatterings. Therefore, as they experience the full system evolution, heavy quarks are effective…

High Energy Physics - Experiment · Physics 2019-06-17 Sudhir Pandurang Rode

The recent theory developments and latest experimental results on heavy-flavour production in Deep Inelastic Scattering and at hadron colliders are summarized. Models of heavy quarkonia production, non-perturbative corrections to…

High Energy Physics - Phenomenology · Physics 2010-11-19 Katerina Lipka , Gennaro Corcella

Based on flavour symmetries only, there are two ways to give rise to an effective description of flavour physics in the quark sector close to the CKM picture: one is based on $U(3)_q\times U(3)_u\times U(3)_d$ (or equivalent) and the other…

High Energy Physics - Phenomenology · Physics 2015-06-18 Riccardo Barbieri , Dario Buttazzo , Filippo Sala , David M. Straub

I discuss the current status of the comparison between theoretical predictions and experimental data, relevant to the production of open charm and bottom quarks in photon-hadron and photon-photon collisions. I advocate the use of a…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Frixione
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