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2021-12-31
16:00		 Employing Deep Learning to Find Slow Pions in the Pixel Detector in the Belle II Experiment / Johannes Bilk ; Jens Sören Lange [BELLE2-MTHESIS-2021-081] Presented on 25 11 2021 MSc
2021 II. Institute of Physics / Giessen
Slow pions (pT<230 MeV/c) are detected and classified based exclisively upon their cluster shape in the PXD, using a neural network (NN) performing image processing [...]
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2021-12-31
15:49		 Firmware Implementations for the Upgrade of the Data Acquisition System of the Belle II Pixel Detector / Matthäus Krein ; Simon Reiter ; Thomas Geßler ; Jens Sören Lange [BELLE2-MTHESIS-2021-080] Presented on 20 12 2021 MSc
2021 II. Institute of Physics / Giessen
Parts of the ONSEN system firmware ("merger carrier" firmware), integrated in the present PXD readout, have been upgraded to a new FPGA platform, namely Kintex UltraScale 060 [...]
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2021-12-16
10:19		 MC study to obtain reconstruction efficiencies to measure branching fraction of D+ -> K+ pi0 mode / Haeyun Hwang ; Doris Kim [BELLE2-UTHESIS-2021-001] Presented on 13 12 2021 BSc
2021 Soongsil University / Seoul
Measuring the branching fraction of the D meson rare decay is important for validating the theoretical calculations of the standard model. [...]
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2021-12-13
14:34		 An electromagnetic calorimeter cluster classifier as a beam background suppressant in B^0 → D^{∗+} l^− ν_l decays at the Belle II experiment. / Kyle Amirie ; Steven Robertson [BELLE2-MTHESIS-2021-079] Presented on 01 11 2020 MSc
2020 McGill University / Montreal
The presence of beam background-related photons in the extra energy distributions of events reconstructed using Belle II data can make it difficult to accurately identify en- ergy missing from the detector that can be attributable to neutrinos or other hypothe- sized weakly interacting particles. [...]
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2021-11-29
22:14		 The Belle II vertex detector alignment studies and prompt $\sin{2\phi_1} $ analysis / Jakub Kandra ; prof. RNDr. Zdenek Dolezal, Dr. [BELLE2-PTHESIS-2021-019] Presented on 26 11 2021 PhD
2021 Institute of Particle and Nuclear Physics / Prague
This thesis is focused on the alignment studies of the vertex detector during first years of the Belle II detector operation and the first prompt $\sin{2\phi_1}$ analysis using the first relevant data collected by the detector. [...]
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2021-11-28
17:09		 First application of CsI(Tl) pulse shape discrimination at an $e^+ e^-$ collider to improve particle identification at the Belle II experiment / Savino Longo ; John Michael Roney [BELLE2-PTHESIS-2021-018] Presented on 07 10 2019 PhD
2019 University of Victoria / Victoria
This dissertation investigates CsI(Tl) pulse shape discrimination (PSD) as a novel experimental technique to improve challenging areas of particle identification at high energy $e^+ e^-$ colliders using CsI(Tl) calorimeters. [...]
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2021-11-18
08:55		 Performance study of the SVD detector of Belle II and future upgrades / Ludovico Massaccesi ; Francesco Forti [BELLE2-MTHESIS-2021-078] Presented on 25 10 2021 MSc
2021 Università di Pisa / Pisa
SuperKEKB is a B factory: an asymmetric e+e- collider designed to operate at a centre-of-mass energy of 10.58 GeV, corresponding to the peak of the Y(4S) vector meson resonance, which decays to a BBbar pair over 96% of the times. [...]
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2021-10-14
07:17		 Characterization of the Particle Identification of the Belle II Detector with Bhabha Radiation and First Measurement of sin(2φ1) and ∆md Using Belle II Data / Justin Skorupa ; Allen Caldwell ; Frank Simon ; Hans-Günther Moser ; et al [BELLE2-MTHESIS-2021-077] Presented on 29 03 2021 MSc
2021 Max Planck Institut für Physik / München
Characterization of the Particle Identification of the Belle II Detector with Bhabha Radiation and First Measurement of sin(2φ1) and ∆md Using Belle II Data
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2021-10-07
12:46		 Background Analysis for $B^0$ Lifetime and Oscillation Frequency Measurement using Hadronic $B^0\rightarrow D^{(*)-}\pi^+$ Channels at Belle II / Caspar Schmitt ; Christian Kiesling ; Thibaud Humair [BELLE2-MTHESIS-2021-076] Presented on 13 09 2021 MSc
2021 Max-Planck Institute for Physics / Munich
To explain the origin of the observed matter-antimatter asymmetry in the universe, new sources of charge-parity (CP) symmetry violation beyond the standard model of particle physics are required. [...]
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2021-10-04
03:20		 Search for D+ → K- K0s π+ π+ π0 at the Belle Experiment and Development of the Read-Out System for the Pixel Detector of the Belle II Experiment / Dmytro Levit ; Stephan Paul [BELLE2-PTHESIS-2021-017] Presented on 13 02 2019 PhD
2019 Technische Universität München / München
The thesis describes development of a read-out system of the pixel detector at Belle II and search for a rare D+decay in full data sample of Belle experiment. [...]
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PhD Theses (35)
Masters Theses (148)
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Last updated: 22 Jan 2022, 13:59