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Related papers: Calibration of the Top-Quark Monte-Carlo Mass

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The most precise top quark mass measurements use kinematic reconstruction methods, determining the top mass parameter of a Monte Carlo event generator, $m_t^{\rm MC}$. Due to hadronization and parton shower dynamics, relating $m_t^{\rm MC}$…

High Energy Physics - Phenomenology · Physics 2016-12-07 Mathias Butenschoen , Bahman Dehnadi , Andre H. Hoang , Vicent Mateu , Moritz Preisser , Iain W. Stewart

The most precise top quark mass measurements use kinematic reconstruction methods, determining the top mass parameter of a Monte Carlo event generator, $m_t^{\rm MC}$. Due to the complicated interplay of hadronization and parton shower…

High Energy Physics - Phenomenology · Physics 2018-03-07 Bahman Dehnadi , André H. Hoang , Vicent Mateu , Moritz Preisser , Iain W. Stewart

In this review I give an overview on the conceptual issues involved in the question how to interpret so-called `direct top quark mass measurements', which are based on the kinematic reconstruction of top quark decay products at the Large…

High Energy Physics - Phenomenology · Physics 2020-04-28 André H. Hoang

Currently the most precise LHC measurements of the top quark mass are determinations of the top quark mass parameter of Monte-Carlo (MC) event generators reaching uncertainties of well below $1$ GeV. However, there is an additional…

High Energy Physics - Phenomenology · Physics 2014-12-12 André H. Hoang

The top quark mass is one of the most intriguing parameters of the standard model (SM). Its value indicates a Yukawa coupling close to unity, and the resulting strong ties to Higgs physics make the top quark mass a crucial ingredient for…

High Energy Physics - Experiment · Physics 2025-04-10 CMS Collaboration

We generalize and update our former top quark mass calibration framework for Monte Carlo (MC) event generators based on the $e^+e^-$ hadron-level 2-jettiness $\tau_2$ distribution in the resonance region for boosted $t\bar t$ production,…

High Energy Physics - Phenomenology · Physics 2023-12-12 Bahman Dehnadi , André H. Hoang , Oliver L. Jin , Vicent Mateu

We investigate the possibility to measure the top quark mass using the collider variable $m_{T2}$ at the LHC experiment. Monte Carlo studies of $m_{T2}$ are performed with the events corresponding to the dilepton decays of $t\bar{t}$…

High Energy Physics - Phenomenology · Physics 2008-11-26 Won Sang Cho , Kiwoon Choi , Yeong Gyun Kim , Chan Beom Park

We study the Monte Carlo uncertainties due to modeling of hadronization and showering in the extraction of the top-quark mass from observables that use exclusive hadronic final states in top decays, such as $t \rightarrow…

High Energy Physics - Phenomenology · Physics 2018-03-12 Gennaro Corcella , Roberto Franceschini , Doojin Kim

We present a new determination of the top-quark mass $m_t$ based on the experimental data from the Tevatron and the LHC for single-top hadro-production. We use the inclusive cross sections of $s$- and $t$-channel top-quark production to…

High Energy Physics - Phenomenology · Physics 2016-12-21 S. Alekhin , S. Moch , S. Thier

I discuss the theoretical interpretation of the top-quark mass, which is extracted in standard and alternative measurements at the LHC. In particular, I point out that the top mass extracted in analyses relying on the use of Monte Carlo…

High Energy Physics - Phenomenology · Physics 2016-03-01 Gennaro Corcella

We report on the precision determination of the top-quark mass to next-to-next-to-leading order in QCD in well-defined renormalization schemes using data from the Large Hadron Collider for single-top and top-quark pair production. We also…

High Energy Physics - Phenomenology · Physics 2018-09-28 Sven-Olaf Moch , Jürgen Reuter

It has been shown that the principle of maximum conformality (PMC) provides a systematic way to solve conventional renormalization scheme and scale ambiguities. The scale-fixed predictions for physical observables using the PMC are…

High Energy Physics - Phenomenology · Physics 2024-04-11 Xu-Dong Huang , Xing-Gang Wu , Xu-Chang Zheng , Jiang Yan , Zhi-Fei Wu , Hong-Hao Ma

Precision determinations of the top-quark mass require theory predictions with a well-defined mass parameter in a given renormalization scheme. The top-quark's running mass in the MSbar scheme can be extracted with good precision from the…

High Energy Physics - Phenomenology · Physics 2014-08-27 S. Moch

A new method to measure the top-quark mass in high energetic hadron collisions is presented. We use theoretical predictions calculated at next-to-leading order accuracy in quantum chromodynamics to study the (normalized) differential…

High Energy Physics - Phenomenology · Physics 2015-06-15 Simone Alioli , Patricia Fernandez , Juan Fuster , Adrian Irles , Sven-Olaf Moch , Peter Uwer , Marcel Vos

I briefly overview the methods employed at the LHC to extract the top-quark mass, taking particular care about the theory uncertainty and the dependence on the Monte Carlo hadronization parameters.

High Energy Physics - Phenomenology · Physics 2017-11-30 Gennaro Corcella

Precision top mass measurements at hadron colliders have been notoriously difficult. The fundamental challenge in the current approaches lies in achieving simultaneously high top mass sensitivity and good theoretical control. Inspired by…

High Energy Physics - Phenomenology · Physics 2023-11-27 Jack Holguin , Ian Moult , Aditya Pathak , Massimiliano Procura , Robert Schöfbeck , Dennis Schwarz

The top-quark mass mt is one of the fundamental parameters of the standard model (SM) of particle physics. The CDF and D0 collaborations already performed very precise measurements of mt . Since the ATLAS and CMS collaborations already have…

High Energy Physics - Experiment · Physics 2019-08-15 Stijn Blyweert

We study the determination of the top-quark mass using leptonic observables in t-channel single top-quark production at the LHC. We demonstrate sensitivity of transverse momentum of the charged lepton on the input top-quark mass. We present…

High Energy Physics - Phenomenology · Physics 2021-04-28 Mei Sen Gao , Shu Run Yuan , Jun Gao

Theoretical issues are discussed for the measurement of the top-mass using jets, including perturbative and non-perturbative effects that relate experimental observables to the Lagrangian mass, and appropriate choices for mass schemes. Full…

High Energy Physics - Phenomenology · Physics 2009-01-30 Andre H. Hoang , Iain W. Stewart

The top quark mass is a key parameter of the Standard Model, yet measuring it precisely at the Large Hadron Collider (LHC) is challenging. Inspired by the use of standard candles in cosmology, we propose a novel energy correlator-based…

High Energy Physics - Phenomenology · Physics 2025-07-04 Jack Holguin , Ian Moult , Aditya Pathak , Massimiliano Procura , Robert Schöfbeck , Dennis Schwarz
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