CERN Accelerating science

CMS Theses

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Characterization of semiconductor detectors and test beams with high rate telescopes for the Tracker upgrade of the CMS experiment / Asenov, Patrick
In order to unveil the mysteries of the universe the high energy physicists will need to boost the world’s most powerful particle collider’s potential for discoveries [...]
CERN-THESIS-2020-272 - 224 p.

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Modern machine learning in the presence of systematic uncertainties for robust and optimized multivariate data analysis in high-energy particle physics / Wunsch, Stefan
In high energy particle physics, machine learning has already proven to be an indispensable technique to push data analysis to the limits [...]
CERN-THESIS-2021-005 - Karlsruhe : KIT Library, 2021-02-04. - 110 p.

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Étude des propriétés CP du boson de Higgs dans le canal tau tau dans l’expérience CMS auprès du LHC / Bourgatte, Guillaume
The subject of this thesis is the search for a CP violation in tau tau decays of the Higgs boson ($\mathrm{H\rightarrow\tau\tau\rightarrow a_1\nu a_1\nu\rightarrow3\pi\nu3\pi\nu}$) in the CMS experiment at LHC [...]
CERN-THESIS-2021-004 - 180 p.

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Measurement of Higgs boson production via gluon fusion in the HWW decay channel with the CMS experiment / Alvarez Fernandez, Adrian
This thesis reports measurements of the Higgs boson production in proton-proton collisions at a centre-of-mass energy of 13 TeV with data collected by the CMS experiment during the Run 2 operation period (2016-2018) of the Large Hadron Collider at CERN [...]
CERN-THESIS-2020-266 - 190 p.

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Characterization of a Low Power Gigabit Transceiver ASIC for High Energy Physics Experiments / Rasevic, Nikola
The high energy physics experiments developed at CERN for the High LuminosityLarge Hadron Collider (HL-LHC) are based on optical links that provide the clockdistribution and control towards the front-end electronics located in the experiments,and data transmission back from these electronics circuit [...]
CERN-THESIS-2020-258 - Novi Sad, Serbia : Faculty of Technical Sciences. - 39 p.

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Trigger design studies at future high-luminosity colliders / Bologna, Simone
The LHC will enter in 2026 its high-luminosity phase which will deliver a peak instantaneous luminosity of $7.5 \times 10^{34}$ cm$^{-2}$ s$^{-1}$ and produce events with an average pile-up of 200 [...]
CERN-THESIS-2020-250 - 170 p.

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Search for Light Bosons in Exotic Decays of the 125 GeV Higgs Boson / Perez Adan, Danyer
A search for pairs of light bosons produced from decays of the $125$ GeV Higgs boson is presented [...]
CERN-THESIS-2020-241 - Hamburg : Staats- und Universitätsbibliothek Hamburg, 2020-06-03. - 173 p.

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Use of Deep Learning techniques and Kinematic Fit with constraints in the search for the $H\rightarrow c\bar{c}$ channel at CMS / Rocamora Perez, Guillermo
Two different analysis techniques to help improve the sensitivity of the direct search of the standard model Higgs boson decaying into a pair of charm quarks are presented [...]
CERN-THESIS-2020-233 - 42 p.

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Detection and Mitigation of Propagating Electrical Discharges Within the Gas Electron Multiplier Detectors of the CMS Muon System for the CERN HL-LHC / Starling, Elizabeth Rose
In preparation for the High-Luminosity Large Hadron Collider (HL-LHC) at CERN, the Compact Muon Solenoid (CMS) Detector is undergoing a series of upgrades to its existing infrastructure, and is adding in several completely new subdetector systems [...]
CERN-THESIS-2020-229 - 280 p.

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Incluseive Search for a Lorentz-Boosted Higgs Boson Decaying into Bottom Quarks / Kwok, Ka Hei Martin
Since the discovery of the Higgs boson in 2012, significant efforts have been put into establishing its coupling to fermions, which is an essential feature of the Higgs boson in the standard model of particle physics [...]
CERN-THESIS-2020-214 - 269 p.

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