36.
| Measurement of Lepton Mass Squared Moments of B→X<sub>c</sub>lν Decays with the Belle II Experiment and Determination of the CKM Matrix Element |V<sub>cb</sub>|
/ Maximilian Welsch
[BELLE2-PTHESIS-2023-004]
Presented on 23 12 2022 PhD
2022
Physikalisches Institut
/ Bonn
This thesis presents measurements of the first to fourth moments of the lepton mass squared q<sup>2</sup>=(p<sub>l</sub> + p<sub>ν</sub>)<sup>2</sup> distribution of B→X<sub>c</sub>lν decays for l=e,μ and with X<sub>c</sub> denoting a hadronic system containing a charm quark [...]
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37.
| Search for muonic dark force and performance studies of lepton identification at Belle II
/ Rajesh Kumar Maiti ; Gianluca Inguglia
[BELLE2-PTHESIS-2023-003]
Presented on 20 01 2023 PhD
2023
Institut of High Energy Physics
/ Vienna
This thesis presents an advanced search strategy to find a new dark gauge boson 𝑍′ and performance studies of particle identification to assist the new physics searches, especially involving flavor-changing charge and neutral currents in semi- leptonic 𝐵 decays. [...]
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38.
| Measurement of the time dependent CP Asymmetry of $B \to K^* \gamma$ decays in the Belle II experiment
/ Tristan Fillinger ; Jérôme Baudot
[BELLE2-PTHESIS-2023-002]
Presented on 30 09 2022 PhD
2022
Université de Strasbourg
/ Strasbourg
The Standard Model of particle physics, which describes the fundamental particles and their interactions, is the most successful theory in the history of science. [...]
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39.
| Search for τ → ℓϕ lepton flavour violating decays and fake tracks rate measurement with e+ e− → τ+ τ− events at the Belle II experiment
/ Léonard Polat ; Justine Serrano
[BELLE2-PTHESIS-2023-001]
Presented on 14 12 2022 PhD
2022
CPPM
/ Marseille
We report the search of lepton flavour violating τ → ℓϕ decays at the Belle II experiment, based on an integrated luminosity ∫ Ldt = 189.88 fb^(−1) of data collected from 2019 to 2021, at the Υ(4S) meson resonance energy s = √10.58 GeV. [...]
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40.
| Searches for the rare 𝑩+ −> 𝑲+ v v̄ and 𝑩𝟎 −> 𝑲∗𝟎 v v̄ decays using an inclusive tagging method at the Belle II experiment
/ Filippo Dattola ; Alexander Glazov ; Kerstin Tackmann
[doi:10.3204/PUBDB-2022-06373]
[BELLE2-PTHESIS-2022-011]
Presented on 26 09 2022 PhD
2022
DESY
/ Hamburg
This thesis presents two searches for the rare B → K(∗)νν ̄ decays at the Belle II experiment, operating at the SuperKEKB asymmetric-energy electron-positron collider, at the KEK laboratories in Tsukuba, Japan. [...]
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41.
| Search for B→Kνν decays with a machine learning method at the Belle II experiment
/ Cyrille Praz ; Alexander Glazov
[BELLE2-PTHESIS-2022-010]
Presented on 23 08 2022 PhD
2022
DESY
/ Hamburg (Germany)
This thesis documents a search for the rare decay of a B meson into a K meson and a pair of neutrinos at the Belle II experiment, which is located along the SuperKEKB energy-asymmetric electron-positron collider. [...]
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42.
| Data Handling Processor and Signal Transmission in the Belle II DEPFET Pixel Detector
/ Leonard Germic ; Norbert Wermes
[BELLE2-PTHESIS-2022-009]
Presented on 12 07 2018 PhD
2018
University of Bonn
/ Bonn
The high precision measurements at the B factories have generated a new insight of the Standard Model with respect to CP violation and delivered higher constraints on the Standard Model parameters, i.e. [...]
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43.
| Development of Pixel Modules for the Belle II Detector
/ Florian Lütticke ; Norbert Wermes
[BELLE2-PTHESIS-2022-008]
Presented on 01 02 2018 PhD
2018
University of Bonn
/ Bonn
The future Belle II experiment at the SuperKEKB accelerator will improve the current understanding of flavor physics by increasing the recorded data set fiftyfold; allowing high precision measurements of CKM parameters and measurements of rare decays. [...]
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44.
| Search for the visible ττ decay of a Z′ dark boson in µµττ final state with Belle II
/ Luigi Corona ; Francesco Forti ; Katsuro Nakamura
[BELLE2-PTHESIS-2022-007]
Presented on 18 07 2022 PhD
2022
University of Pisa
/ Pisa
In this thesis we investigate the possibility of detecting these new particles in the mass range 3.6-10 GeV/c2 through their decays in a τ+τ− pair in e+e− → µ+µ−τ+τ− events. [...]
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45.
| Measurement of time-dependent CP asymmetry in B0 → KS0KS0KS0 decays at the Belle II experiment
/ Hikaru Tanigawa ; Yutaka Ushiroda
[BELLE2-PTHESIS-2022-006]
Presented on 21 07 2022 PhD
2022
University of Tokyo
/ Tokyo
B0 → KS0 KS0 KS0 decay is mediated by b → sqq penguin transition within the Standard Model. [...]
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