ATLAS Theses

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2024-11-08
16:31

Search for new physics with one Higgs boson in the $b\bar{b}\gamma \gamma$ channel with the ATLAS detector / Fernoux, Maxime
The Standard Model (SM) is the current theory that describes the elementary particles and their interactions [...]
CERN-THESIS-2024-226 -

2024-11-07
21:03

2024-11-05
12:49

Suppressing pile-up contributions in the formation of topological clusters in ATLAS / Fazzino, Giulia
The production of particles in secondary proton-proton collisions, known as pile-up, is a phenomenon which affects the measurements performed in high-luminosity particle colliders, such as the LHC [...]
CERN-THESIS-2024-222 -

2024-10-31
11:24

Development and Reliability Testing of a new Low-Voltage Power Supply for the ATLAS Hadronic Tile-Calorimeter Phase-II Upgrade / Mckenzie, Ryan Peter
The Large Hadron Collider (LHC), located at the Conseil Européen pour la Recherche Nucléaire (CERN) also known as the European Laboratory of Particle Physics, is a two- ring-superconducting-hadron accelerator and collider located on the Franco-Swiss bor- der [...]
CERN-THESIS-2024-217 - 2024

2024-10-30
12:29

ATLAS实验含tau末态超对称粒子的寻找 / Cai, Yuchen
The Standard Model (SM) is a successful theory describing the fundamental particles and their interactions [...]
CERN-THESIS-2024-215 - 2024 - 212.

2024-10-30
10:57

Measurement of differential cross sections in $t\bar{t}$ and $t\bar{t}$+jets production in the lepton+jets decay mode in $pp$ collisions at $\sqrt{s}=13$ TeV using 140 fb$^{-1}$ of ATLAS data including the extraction of $\alpha_\text{S}$ and in situ calibration of jets / Principe Martin, Miguel Angel
This thesis presents measurements of absolute and normalised differential cross sections for $t\bar{t}$ production in the $\ell$+jets channel in proton$-$proton collisions at a centre-of-mass energy of 13 TeV with 140 fb$^{-1}$ of integrated luminosity recorded by the ATLAS detector at the LHC [...]
CERN-THESIS-2024-214 - 2024 - 242.

2024-10-30
10:42

Heavy-Flavour Tagging and Measurement of the $t\bar{t}H$ Production Cross-Section in the $H \rightarrow b \bar{b}$ Decay Channel at the ATLAS Experiment / Froch, Alexander
With the final missing piece of the Standard Model of particle physics (SM), the Higgs boson, discovered in 2012 by the ATLAS and CMS experiments at the Large Hadron Collider (LHC) at CERN, both experiments have shifted their focus towards a precise determination of the properties of the new boson [...]
CERN-THESIS-2024-213 - Freiburg : Albert-Ludwigs Universität Freiburg, 2024-10-30 - 295.

2024-10-30
10:40

An interference search for new scalar and pseudoscalar states decaying to a top-anti-top quark pair with the ATLAS experiment / De Biase, Nicola
A search for heavy pseudoscalar ($A$) and scalar ($H$) Higgs bosons decaying into a top-quark pair ($t\bar{t}$) is presented [...]
CERN-THESIS-2024-212 - 2024 - 190.

2024-10-29
16:28

Measurement of the Higgs Boson Mass and Production Cross Section and Calibration of the Muon Momentum with the ATLAS Detector at the LHC / Yan, Siyuan
The ATLAS and CMS experiments at the Large Hadron Collider, located in CERN in Geneva, Switzerland announced the discovery of the Higgs boson on the 4th of July, 2012 [...]
CERN-THESIS-2024-210 - 2024

2024-10-29
11:25

What to expect when you are expecting new physics: searches for new phenomena in multilepton final states with the ATLAS detector / Epari, Shalini
This dissertation describes my work on three diverse but related aspects of the ATLAS experiment at CERN [...]
CERN-THESIS-2024-209 - 2024

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