M. Moreno Llácer
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View article: Future collider constraints on top-quark operators
Future collider constraints on top-quark operators Open
A bstract In this paper we present updated constraints on the top-quark sector of the Standard Model Effective Field Theory using data available from Tevatron, LEP and the LHC. Bounds are obtained for the Wilson coefficients from a global …
View article: Universal anomaly detection at the LHC: transforming optimal classifiers and the DDD method
Universal anomaly detection at the LHC: transforming optimal classifiers and the DDD method Open
In this work, we present a novel approach to transform supervised classifiers into effective unsupervised anomaly detectors. The method we have developed, termed Discriminatory Detection of Distortions (DDD), enhances anomaly detection by …
View article: Future collider constraints on top-quark operators
Future collider constraints on top-quark operators Open
In this paper we present updated constraints on the top-quark sector of the Standard Model Effective Field Theory using data available from Tevatron, LEP and the LHC. Bounds are obtained for the Wilson coefficients from a global fit includ…
View article: Universal Anomaly Detection at the LHC: Transforming Optimal Classifiers and the DDD Method
Universal Anomaly Detection at the LHC: Transforming Optimal Classifiers and the DDD Method Open
In this work, we present a novel approach to transform supervised classifiers into effective unsupervised anomaly detectors. The method we have developed, termed Discriminatory Detection of Distortions (DDD), enhances anomaly detection by …
View article: Report of the Topical Group on Top quark physics and heavy flavor production for Snowmass 2021
Report of the Topical Group on Top quark physics and heavy flavor production for Snowmass 2021 Open
This report summarizes the work of the Energy Frontier Topical Group on EW Physics: Heavy flavor and top quark physics (EF03) of the 2021 Community Summer Study (Snowmass). It aims to highlight the physics potential of top-quark studies an…
View article: ASFAP summary report: Particles and their Applications
ASFAP summary report: Particles and their Applications Open
The Second Biennal African Conference on Fundamental and Applied Physics (ACP) took place in March 2022. The scientific program included three summary reports on the African Strategy for Fundamental and Applied Physics (ASFAP). Here, the s…
View article: Snowmass White Paper: prospects for the measurement of top-quark couplings
Snowmass White Paper: prospects for the measurement of top-quark couplings Open
In this contribution to the 2021 Snowmass community planning exercise that informs the American strategy for particle physics, we present the prospects for measurements of the top-quark couplings at future colliders. Projections are presen…
View article: Activity Report of the Second African Conference on Fundamental and Applied Physics, ACP2021
Activity Report of the Second African Conference on Fundamental and Applied Physics, ACP2021 Open
The African School of Fundamental Physics and Applications, also known as the African School of Physics (ASP), was initiated in 2010, as a three-week biennial event, to offer additional training in fundamental and applied physics to Africa…
View article: Higgs CP studies at ATLAS and CMS experiments
Higgs CP studies at ATLAS and CMS experiments Open
Understanding the properties of CP symmetry of the Higgs boson interactions is one of the most important topics in particle physics today. In the Standard Model, the only source of CP violation comes from CKM phase and the Higgs boson has …
View article: Convolutional Neural Networks for event classification
Convolutional Neural Networks for event classification Open
Cutting-edge Artificial Intelligence is being implemented in a wide range of tasks in High Energy Physics (HEP) in order to facilitate the analysis of large datasets. However, visual recognition has not been explored as much in HEP for eve…
View article: Les Houches 2019: Physics at TeV Colliders: Standard Model Working Group Report
Les Houches 2019: Physics at TeV Colliders: Standard Model Working Group Report Open
This Report summarizes the proceedings of the 2019 Les Houches workshop on Physics at TeV Colliders. Session 1 dealt with (I) new developments for high precision Standard Model calculations, (II) the sensitivity of parton distribution func…
View article: Standard Model physics at the HL-LHC and HE-LHC
Standard Model physics at the HL-LHC and HE-LHC Open
The successful operation of the Large Hadron Collider (LHC) and the excellent performance of the ATLAS, CMS, LHCb and ALICE detectors in Run-1 and Run-2 with $pp$ collisions at center-of-mass energies of 7, 8 and 13 TeV as well as the gian…
View article: Studies of rare top quark processes: $tZq$, $tγq$, $t tt t$ and flavour changing neutral currents
Studies of rare top quark processes: $tZq$, $tγq$, $t tt t$ and flavour changing neutral currents Open
The top quark is the heaviest elementary particle and unique among the known quarks since it decays before forming hadronic bound states. Measurements involving top quarks in their final states provide precision tests of the Standard Model…
View article: Update on the TowerJazz CMOS DMAPS development for the ATLAS ITk
Update on the TowerJazz CMOS DMAPS development for the ATLAS ITk Open
The upgrade of the ATLAS tracking detector for the High-Luminosity Large Hadron Collider at CERN requires the development of novel radiation hard silicon sensor technologies. For the development of depleted CMOS sensors for ATLAS we combin…
View article: Measurements of inclusive and differential fiducial cross-sections of $t\bar{t}γ$ production in leptonic final states at $\sqrt{s}$ = 13 TeV
Measurements of inclusive and differential fiducial cross-sections of $t\bar{t}γ$ production in leptonic final states at $\sqrt{s}$ = 13 TeV Open
The latest results of the ATLAS experiment for the production of a top-quark pair in association with a photon using proton-proton collision data from the LHC at a centre-of-mass energy of 13 TeV are summarised here. This includes inclusiv…
View article: Measurements of inclusive and differential fiducial cross-sections of $t\bar{t}\gamma$ production in leptonic final states at $\sqrt{s}$ = 13 TeV
Measurements of inclusive and differential fiducial cross-sections of $t\bar{t}\gamma$ production in leptonic final states at $\sqrt{s}$ = 13 TeV Open
The latest results of the ATLAS experiment for the production of a top-quark pair in association with a photon using proton-proton collision data from the LHC at a centre-of-mass energy of 13 TeV are summarised here. This includes inclusiv…
View article: Top Quark Mass and Properties Measurements with the ATLAS Detector
Top Quark Mass and Properties Measurements with the ATLAS Detector Open
The top quark is the heaviest elementary particle and unique among the known quarks since it decays before forming hadronic bound states. This makes measurements of the top quark itself particularly interesting as one can access directly t…
View article: Modelling of top quark pair production in association with a Standard Model boson or a heavy quark pair
Modelling of top quark pair production in association with a Standard Model boson or a heavy quark pair Open
Production of top quark pairs in association with heavy Standard Model bosons or with heavy flavour quark-pairs is important both as a signal and a background in several ATLAS analyses. Strong constraints on such processes cannot at presen…
View article: $t\bar{t}+V$ production in ATLAS
$t\bar{t}+V$ production in ATLAS Open
The latest ATLAS results for processes with a top quark pair and an associated vector boson are presented here. The measurement of the production cross sections for these processes is important for the direct determination of the top quark…
View article: LHC DIPOLE GEOMETRY PARAMETERS, COMPARISON BETWEEN PRODUCERS
LHC DIPOLE GEOMETRY PARAMETERS, COMPARISON BETWEEN PRODUCERS Open
In the Large Hadron Collider 1232 superconducting main dipole magnets have to bend the two 7 TeV beams along the circular trajectory; they fill more than 2/3 of the 27 km long tunnel. The series production is assigned to three European fir…