# LHCb Theses

2022-07-30
12:54
 Tests of Lepton Flavour Universality using semitauonic B decays in the LHCb experiment at CERN / Garcia Plana, Beatriz The LHCb experiment foresees a new era of high luminosity, aiming to clarify persistent tensions between experiments and the SM predictions, such as those related to the flavour sector [...] CERN-THESIS-2022-100 - 237 p.

2022-07-20
03:34
 Study of flavour-changing neutral current and charged current B mesons / Wang, Yilong Searching for new physics (NP) beyond the Standard Model (SM) of Particle Physics is one of the primary goals of high energy physics studies [...] CERN-THESIS-2022-091 - 239 p.

2022-07-15
10:11
 Exclusive production of $J/\psi$ and $\phi$ mesons at the LHCb experiment / Raab, Naomi Veronika Abstract The LHCb detector, which is one of the experiments at the Large Hadron Collider (LHC), is a forward arm spectrometer that was built specifically with studies of CP violation and b-physics in mind [...] CERN-THESIS-2022-088 -

2022-07-14
12:43
 Study of spatial and Angular Resolution of SPACAL Prototypes for the LHCb ECAL Upgrade II / Bonomelli, Giorgia The aim of this thesis is to investigate the performances of the SpaCal prototypes in terms of the angular and spatial resolution, which are strictly correlated to each other [...] CERN-THESIS-2022-087 - 76 p.

2022-06-22
15:41
 Improving charm CPV measurements with real-time data reconstruction / Lazzari, Federico The violation of CP asymmetry in charm decays is a small effect, and has only recently been experimentally established in a single decay mode [...] CERN-THESIS-2022-069 -

2022-05-28
16:53
 Commissioning of the Front-End Electronics of the LHCb Scintillating Fibre Tracker / Berninghoff, Daniel Alexander Between 2019 and 2022, the LHCb experiment has undergone a major upgrade [...] CERN-THESIS-2022-053 - 153 p.

2022-05-04
11:12
 Developing silicon pixel detectors for LHCb: constructing the VELO Upgrade and designing a MAPS-based tracking detector / Murray, Donal The Large Hadron Collider beauty (LHCb) experiment is currently undergoing a major upgrade of its detector, including the construction of a new silicon pixel detector, the Vertex Locator (VELO) Upgrade [...] CERN-THESIS-2021-325 - 224 p.

2022-05-03
11:49
 A search for the B_0(s) to mu mu (gamma) decays at LHCb / Yeomans, Lauren Emma Feasibility studies are conducted to test if the B(s) → µµγ branching fraction can be measured using a partial reconstruction technique, using the B(s) → µµ analysis with no optimisation for the radiative counterpart [...] CERN-THESIS-2021-323 10.17638/03146408 ; https://livrepository.liverpool.ac.uk/id/eprint/3146408. - Liverpool : University of Liverpool, 2022-01-14. - 148 p.

2022-04-29
11:31
 Search for heavy neutrinos and characterisation of silicon sensors for the VELO upgrade / Dall'Occo, Elena Many theories beyond the Standard Model predict the existence of heavy neutral leptons to explain the smallness of neutrino masses [...] CERN-THESIS-2020-410 - 238 p.

2022-04-27
14:41
 Studies of rare $B$-meson decays to muons at the LHCb experiment / Williams, Ifan In this dissertation, very rare decays of $B$-mesons to purely muonic final states, both dimuon and four-muon, are studied at the LHCb experiment using data recorded during the first and second data-taking periods of the Large Hadron Collider, spanning the years 2011-2012 and 2015-2018, respectively [...] CERN-THESIS-2022-034 - 318 p.