PhD Theses

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2023-07-19
17:34
Ecient Physics Signal Selectors for the First Trigger Level of the Belle II Experiment based on Machine Learning / Sebastian Skambraks ; Christian Kiesling [BELLE2-PTHESIS-2023-015] Presented on 22 11 2021 PhD
2021
Ludwig-Maximilians-University / Munich
A neural network based z-vertex trigger is developed for the first level trigger of the upgraded flavor physics experiment Belle II at the high luminosity B factory SuperKEKB in Tsukuba, Japan. [...]
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2023-07-04
09:41
Search for new physics in charged lepton flavor violating processes at the Belle II experiment. / Marcela Garcia Hernandez ; Ivan Heredia De La Cruz [BELLE2-PTHESIS-2023-014] Presented on 12 06 2023 PhD
2023
Cinvestav-IPN / Mexico city
In particle physics, charged Lepton Flavor Violating (cLFV) processes have not been observed. [...]
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2023-06-22
01:38
Phenomenological analysis and sensibility in Belle II of the $D_s^+ \to \pi^+ \mu^+\mu^-$ decay. / Marxil Sanchez Garcia ; Genaro Toledo Sanchez ; Ivan Heredia De La Cruz [BELLE2-PTHESIS-2023-013] Presented on 02 02 2023 PhD
2023
Universidad Nacional Autonoma de Mexico / Mexico City
In this work we present a theoretical study and an experimental analysis of the $D_s^+ \to \pi^+ \mu^+\mu^-$ process in the Belle II experiment environment. [...]
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2023-05-29
09:21
Machine induced background study and simulation optimization at the SuperKEKB accelerator / Antonio Paladino ; Francesco Forti ; Carlos Marinas [BELLE2-PTHESIS-2023-012] Presented on 19 02 2020 PhD
2020
Università La Sapienza / Roma
In 2004 the idea of an upgrade of KEKB to a machine with an even higher instantaneous luminosity started to be developed, and culminated in 2019 with the start of operations of SuperKEKB and the Belle II detector. [...]
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2023-05-23
06:26
Development of Λ baryons reconstruction and its application to the search for a stable hexaquark at Belle II / Bianca Scavino ; Prof. Dr. Concettina Sfienti [BELLE2-PTHESIS-2023-011] Presented on 27 07 2022 PhD
2022
Institute for Nuclear Physics / Mainz
QCD-motivated models for hadrons predict an assortment of exotic hadrons, with structures more complex than the quark-antiquark mesons and the three­quark baryons of the ordinary hadron classification [...]
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2023-05-17
07:01
Fast Simulation of Electromagnetic Calorimeter Responses using Deep Learning / Jubna Irakkathil Jabbar ; Prof. Dr. Guenter Quast ; Prof. Dr. Florian Bernlochner [BELLE2-PTHESIS-2023-010] Presented on 29 07 2022 PhD
2022
Karlsruhe Institute of Technology / Karlsruhe
The monte carlo simulations of particle shower responses in electromagnetic calorimeters demand enormous computational resources and time. [...]
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2023-05-02
21:24
Measurements of $CP$ asymmetries in $D^0 \to \pi^+ \pi^- \pi^0$ decays in Dalitz plot regions at Belle II / Emma R. Oxford ; Roy A. Briere [BELLE2-PTHESIS-2023-009] Presented on 26 04 2023 PhD
2023
Carnegie Mellon University / Pittsburgh, PA, USA
We perform a search for charge-parity violation (CPV) in the density of events in a binned Dalitz plot of $D^*$-tagged $D^0 \to \pi^+ \pi^- \pi^0$ decays. [...]
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2023-04-25
10:14
Search for a visibly decaying Z' dark boson at Belle II in e^+e^- --> mu^+mu^-mu^+mu^- events. / Martina Laurenza ; Enrico Graziani [BELLE2-PTHESIS-2023-008] Presented on 01 07 2022 PhD
2022
Roma Tre University / Roma
The Standard Model (SM) of fundamental particles and interactions is a highly predictive theory. [...]
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2023-04-25
08:10
Search for rare B to charm decays at Belle and sensitivity study for Phi3 at Belle II / Manish Kumar ; Dr. Kavita Lalwani ; Dr. Vishal Bhardwaj [BELLE2-PTHESIS-2023-007] Presented on 05 12 2022 PhD
2022
MNIT Jaipur / Jaipur
The objective of this work is to search for the rare decay modes like B^{+} → D^{(∗)+}_{s}η, D^{(∗)+}_{s}K0, D^{+}η, and D^{+}K0 along with the branching fraction measurement of B^{0} → D^{0}η and ̄B^{0} → D^{0}K^{0} decay modes [...]
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2023-04-25
07:54
Time-dependent CP violation in $B^0 \to \eta_c K^0_S$ decays at the Belle experiment, Alignment of the Belle II detector / Tadeas Bilka ; Zdenek Dolezal [BELLE2-PTHESIS-2023-006] Presented on 01 11 2022 PhD
2022
Institute of Particle and Nuclear Physics, Faculty of Mathematics and Physics, Charles University / Prague
This thesis deals with two independent yet closely related topics. [...]
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