PhD Theses

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2022-11-04
09:22
Searches for the rare š‘©+ āˆ’> š‘²+ v vĢ„ and š‘©šŸŽ āˆ’> š‘²āˆ—šŸŽ v vĢ„ 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 ā†’ K(āˆ—)Ī½Ī½ Ģ„ 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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2022-09-19
08:57
Search for Bā†’KĪ½Ī½ 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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2022-09-18
12:11
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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2022-09-18
12:09
Development of Pixel Modules for the Belle II Detector / Florian LĆ¼tticke ; 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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2022-09-15
10:02
Search for the visible Ļ„Ļ„ decay of a Zā€² dark boson in ĀµĀµĻ„Ļ„ 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 Ļ„+Ļ„āˆ’ pair in e+eāˆ’ ā†’ Āµ+Āµāˆ’Ļ„+Ļ„āˆ’ events. [...]
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2022-08-11
08:29
Measurement of time-dependent CP asymmetry in B0 ā†’ 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 ā†’ KS0 KS0 KS0 decay is mediated by b ā†’ sqq penguin transition within the Standard Model. [...]
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2022-05-26
09:12
Optimisation of the Data Reduction for the Belle II Pixel Detector and Development of a new Track Finding Algorithm using the Belle II Vertex Detector / Christian Wessel ; Jochen Dingfelder ; Florian Bernlochner [BELLE2-PTHESIS-2022-005] Presented on 27 06 2022 PhD
2022
Christian Wessel / Bonn
The Belle II experiment, located at the SuperKEKB collider in Tsukuba, Japan, is recording data at world record luminosities in order to provide world-leading results in the field of particle physics in the future. [...]
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2022-04-07
00:08
Search for Axion-Like Particles produced in e+eāˆ’ collisions and photon energy resolution studies at Belle II / Michael De Nuccio ; Torben Ferber [BELLE2-PTHESIS-2022-004] Presented on 19 10 2021 PhD
2021
DESY / Hamburg
Despite the great successes achieved by the Standard Model (SM) in explaining and predicting the behavior and existence of particles, multiple phenomena are yet to be given a satisfying explanation. [...]
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2022-04-06
16:42
Analysis of the B+ ā†’ K+Ļ€+Ļ€āˆ’Ī³ decay with early Belle II data / Borys KNYSH ; Francois LE DIBERDER [BELLE2-PTHESIS-2022-003] Presented on 07 10 2021 PhD
2021
IJCLab / Orsay
Abstract: The document presents the analysis of the decay of the B+ meson into the K+Ļ€+Ļ€āˆ’Ī³ final state using the early data of the Belle II exper- iment, that is located at the SuperKEKB collider in the KEK laboratory, Japan. [...]
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2022-04-06
10:30
Measurement of CKM angle $\boldsymbol {\phi_3}$ from $\boldsymbol {B^\pm \to D(K_S^{0}h^-h^+)h^\pm}$ decays at Belle and Belle~II / Niharika Rout ; Jim Libby [BELLE2-PTHESIS-2022-002] Presented on 04 04 2016 PhD
2016
IIT Madras / Chennai
The thesis reports the measurement of the CKM unitarity triangle angle $ \phi_{3} $ using a model-independent Dalitz plot analysis of $ B^{\pm} \to D(K_{S}^{0}h^{+}h^{-})K^{\pm} $ ($h = \pi$ or $K$) decays, where $D$ can either be a $D^0$ or a $\bar{D^0}$, which currently provides the best sensitivity [...]
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