Masters Theses

Masters Theses 252 records found  beginprevious13 - 22nextend  jump to record: Search took 0.00 seconds. 
13. Measuring the Weinberg Angle at the Belle II Experiment / Lukas Grussbach ; Stephan Paul ; Daniel Greenwald [BELLE2-MTHESIS-2024-010] Presented on 15 11 2022 MSc
2022
Institute for Hadronic Structure and Fundamental Symmetries / Munich
The Weinberg angle is known precisely only at high energies around the Z0 mass. [...]
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14. Time-Integrated Measurement of the Branching Fraction and Direct CP Asymmetry of B0 → KS0π0 Decay at Belle II / Shu-Ping Lin ; Pao-Ti Chang [BELLE2-MTHESIS-2024-009] Presented on 27 03 2023 MSc
2023
National Taiwan University / Taipei
We report updated measurements of the branching ratio and the direct CP-violating asym- metry in B0 → KS0π0 decay at Belle II. [...]
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15. Multivariate analysis methods for the optimization of searches for new physics with leptons at Belle II / Lukas Goldschmied ; Christoph Schwanda ; Gianluca Inguglia [BELLE2-MTHESIS-2024-008] Presented on 29 04 2022 MSc
2022
HEPHY / Vienna
This thesis will cover the use of multiple multivariate analysis (MVA) methods ap- proaches for the identification of Leptons in the Belle II experiment. [...]
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16. Towards a Precision Measurement of Angular Observables in B decays at Belle II / Matthias Maurer ; Christoph Schwanda ; Gianluca Inguglia [BELLE2-MTHESIS-2024-007] Presented on 19 01 2023 MSc
2023
HEPHY / Vienna
The flavour changing neutral current b → sl+l− is considered to be one of the most promising particle transitions to search for new physics at the current point of time. [...]
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17. A Fundamental Study toward Faster Beam Abort System at SuperKEKB (In Japanese): SuperKEKB加速器におけるビームアボート高速化に向けた基礎研究 / Kazuki Kitamura ; Hidekazu Kakuno [BELLE2-MTHESIS-2024-006] Presented on 22 01 2024 MSc
2024
Tokyo Metropolitan University / Tokyo
We performed a fundamental study toward faster beam abort system at SuperKEKB..
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18. The Alignment of Belle II ARICH Detector and its Influence on the PID Performance (In Japanese): BelleII実験におけるARICH検出器のアライメントと粒子識別性能への影響 / Saki Iwaki ; Hidekazu Kakuno [BELLE2-MTHESIS-2024-005] Presented on 23 01 2023 MSc
2023
Tokyo Metropolitan University / Tokyo
We performed the alignment of Belle II ARICH detector, and studied its influence on the particle ID performance..
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19. Evaluation of the Radiation Hardness of MPPCs for Belle II ARICH Upgrade (In Japanese): BelleII実験ARICH検出器アップグレードに向けた光検出器MPPCの放射線耐性の評価 / Kanta Motohashi ; Hidekazu Kakuno [BELLE2-MTHESIS-2024-004] Presented on 23 01 2023 MSc
2023
Tokyo Metropolitan University / Tokyo
Evaluated the radiation hardness of MPPCs for Belle II ARICH Upgrade..
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20. Recovery of merged π0,s from ECL images of the Belle II detector using CNN / Naveen Kumar Baghel ; Dr. Vishal Bhardwaj [BELLE2-MTHESIS-2024-003] Presented on 01 05 2023 MSc
2023
Indian Institute of Science Education and Research, Mohali / Mohali, India
This study aims to utilize a Convolutional Neural Network (CNN) to retrieve merged π0 mesons lost in the Belle II experiment, where they appear as individual photons. [...]
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21. OPTIMIZATION OF A DEEP GRAPH NEURAL NETWORK TO RECONSTRUCT GENERIC B DECAYS AT BELLE II / Corentin Santos ; Jacopo Cerasoli ; Giulio Dujany [BELLE2-MTHESIS-2024-002] Presented on 22 06 2023 MSc
2023
Institut Pluridisciplinaire Hubert Curien / Strasbourg
This work presents the results of a fourteen weeks internship on the optimization of a deep graph neural network in the context of the search for New Physics (NP) at the Belle II experiment. [...]
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22. Slow Pion Identification using the Pixel Detector of Belle II / Mariangela Varela ; Prof. Dr. Christian Kiesling [BELLE2-MTHESIS-2024-001] Presented on 07 09 2023 MSc
2023
Max-Planck-Intitute for Physics / Munich, Germany
Charged pions coming from D∗ decays are very useful to tag the flavor of neutral B mesons. [...]
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