CERN Theses

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2019-11-12
16:07

Quark Gluon Plasma and Cold Nuclear Matter modification of $\Upsilon$ states at $\sqrt{s_\mathrm{NN}} = 5.02$ TeV with the CMS Detector / Tuli, Santona
Quantum chromodynamics describes the phases of strongly-interacting matter and their boundaries, including the deconfined quark-gluon plasma (QGP) phase reached in the high energy density regime [...]
CMS-TS-2019-027 ; CERN-THESIS-2019-208. - 2019. - 226 p.

2019-11-12
15:48

Statistical Learning and Inference at Particle Collider Experiments / De Castro Manzano, Pablo
Advances in data analysis techniques may play a decisive role in the discovery reach of particle collider experiments [...]
CMS-TS-2019-026 ; CERN-THESIS-2019-209. - 2019. - 226 p.

2019-11-11
02:08

Layer Intercalibration of the ATLAS Electromagnetic Calorimeter and CP-odd Higgs Boson Couplings Measurements in the Four-Lepton Decay Channel with Run 2 Data of the LHC / Laudrain, Antoine
After the Higgs boson discovery at the LHC in 2012, interest turned to Higgs boson property measurements to refine the tests of the Standard Model and probe for new physics [...]
CERN-THESIS-2019-205 - 318 p.

2019-11-09
01:00

A search for wino pair production with $B-L$ $R$-Parity violating chargino decay to a trilepton resonance with the ATLAS experiment / Schaefer, Leigh Catherine
This dissertation presents several searches for supersymmetric partners (superpartners) to Standard Model particles [...]
CERN-THESIS-2019-204 - 252 p.

2019-11-08
17:13

Study of rare $b$-baryon decays and test of lepton universality at LHCb / Lisovskyi, Vitalii
Flavor-changing neutral-current $b \rightarrow s \ell^+\ell^-$ transitions are forbidden at tree level in the Standard Model (SM), and can only occur at loop level [...]
CERN-THESIS-2019-202 - 290 p.

2019-11-08
16:03

Search for boosted Higgs boson and other resonances decaying into $b$-quark pairs using the ATLAS detector and studies of CMOS pixel sensors for the HL-LHC / Di Bello, Francesco Armando
The Large Hadron Collider (LHC) at CERN is the largest particle collider ever built and enables experimental study of the fundamental constituents of matter at the highest centre-of-mass energy ($\sqrt s$) ever achieved [...]
CERN-THESIS-2019-201 - 213 p.

2019-11-08
13:42

Contributions to the SIL 2 Radiation Monitoring System CROME (CERN RadiatiOn Monitoring Electronics) / Gerber, Nicola Joel
CERN is developing a new radiation monitoring system called CROME to replace the currently used system which is at the end of its life cycle [...]
CERN-THESIS-2017-478 - 106 p.

2019-11-08
02:38

Sweet Little Nothings; or, Searching for a Pair of Stops, a Pair of Higgs Bosons, and a Pair of New Small Wheels for the Upgrade of the Forward Muon System of the ATLAS Detector at CERN / Antrim, Daniel Joseph
This thesis reports on two searches for physics beyond the Standard Model (SM), performed using data collected from the $\sqrt{s}=13$\,TeV proton-proton ($pp$) collisions recorded by the ATLAS detector at CERN between the years 2015--2018, the period of LHC Run 2 [...]
CERN-THESIS-2019-200 - 355 p.

2019-11-07
10:15

Search For Anomalous Gauge Coupling through Vector Boson Scattering and Development of the GEM Detectors at the CMS Experiment / Sharma, Ram Krishna
In the Standard Model (SM) of particle physics, masses for the particles are generated by the Higgs mechanism which requires the existence of a spin-0 particle called the Higgs boson [...]
CERN-THESIS-2019-197 CMS-TS-2019-025. - 2019. - 184 p.

2019-11-06
18:41

Large-Scale Data Analysis for Higgs Boson Mass Reconstruction in ttH Production / Urban, Petr
This thesis deals with the problem of reconstruction of the invariant mass of the Higgs boson using machine learning techniques – neural networks [...]
CERN-THESIS-2019-195 - 79 p.

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