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LHCb Theses

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2025-01-13
12:21
New simulation software and machine learning technologies in the LHCb experiment to evaluate physics performance of Run 3 / Mazurek, Michal
The main goal of the work presented in this thesis was to explore new software and machine learning-based technologies to improve the performance of the LHCb data processing applications and, in particular, the simulation framework of LHCb, Gauss [...]
CERN-THESIS-2024-301 - 158.


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2025-01-13
10:22
Prompt charged particle production measurements in small collision systems at the LHCb experiment / Corredoira, Imanol
The study of prompt charged particle production in hadronic collisions is a tool to understand particle production in QCD and the hadronic structure at high energy [...]
CERN-THESIS-2024-300 - 262.


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2025-01-10
10:12
Development of a data-driven strategy for an Inclusive Flavour Tagging algorithm at the LHCb experiment / Wendel, John
This work presents the development of a data-based inclusive flavor tagging algorithm, which is used to determine the initial flavor of $B$ mesons at the time of production [...]
CERN-THESIS-2022-417 - 2022 - 77.


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2025-01-07
12:30
Study of hadronic $B$ meson decays with the LHCb spectrometer (at LHC) and an investigation of detector requirements for the Future Circular Collider (FCC- $ee$) / Miralles, Tristan
The thesis consists of two studies examining the decay of neutral $ B $ mesons to test the Standard Model [...]
CERN-THESIS-2024-293 - 2024 - 420.


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2025-01-06
22:12
Studying Hyperon Polarization at the Large Hadron Collider Beauty Experiment / Nunez, Cynthia
$\Lambda$ hyperons are baryons consisting of up, down, and strange (uds) valence quarks [...]
CERN-THESIS-2024-290 - 2024 - 159.


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2025-01-06
13:31
Angular analysis of $B_s^0 \rightarrow \phi e^+ e^-$ decays and implementation of automated analyses to ensure data quality for Run 3 of the LHCb experiment. / Khreich, Gaelle
One of the effective ways to search for signs of New Physics (NP) beyond the Standard Model (SM) is through the study of $b\to s \ell^+\ell^-$ ($\ell$ is a lepton) transitions, which involve Flavour Changing Neutral Currents (FCNC) via box or loop diagrams [...]
CERN-THESIS-2024-289 - 2024 - 163.


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2024-12-19
17:13
Measurement of integrated $C\!P$ asymmetries in $\Lambda_b^0\to ph^-$ decays with the full Run 1+2 dataset from LHCb / Villa, Andrea
In this thesis, a search for $C\!P$ violation in $\Lambda_b^0\to pK^-$ and $\Lambda_b^0\to pK^-$ decays using the full Run 1+2 dataset gathered by the LHCb experiment is presented [...]
CERN-THESIS-2024-277 - 2024 - 235.


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2024-12-18
16:57
Lepton Flavor Universality test using 'B \to D^{*} \tau \nu_\tau' with '\tau \to 3\pi^{\pm}(\piz)\nu_\tau' decays at LHCb / Benane, Gaya
The Standard Model of Particle Physics predicts that the three charged leptons \Pe, \Pmu, and \Ptau, should have identical electroweak couplings [...]
CERN-THESIS-2024-272 - 2024 - 265.


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2024-12-04
11:48
Charged Lepton Flavour Violation and Optimised 4D Tracking at LHCb / Thompson, Dan
The first estimated upper limit for the branching fraction of the forbidden decay $\Lambda^0_b\rightarrow\Lambda(1520) \mu^\pm e^\mp$ is presented. [...]
CERN-THESIS-2024-252 - 2024 - 263.


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2024-12-02
15:15
Measurement of $CP$ asymmetry in radiative charm decays at LHCb / Chernov, Aleksei
This thesis presents a measurement of $CP$ asymmetry, $A_{CP}$, for radiative decays of charm mesons $D^0 \to V \gamma$, and their charge conjugates, where $V$ denotes vector meson $\bar{K}^{*0}$, $\phi$ or $\rho^0$ [...]
CERN-THESIS-2024-246 - 2024 - 217.


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