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Belle II Document Server 2,051 records found  beginprevious651 - 660nextend  jump to record: Search took 0.01 seconds. 
651. Measurement of the branching fractions and CP asymmetries of B+ → π+π0 and B+ → K+π0 decays in 2019-2021 Belle II data / Thibaud Humair ; Hans-Günther Moser ; Justin Skorupa [BELLE2-CONF-PH-2022-008]
19 September 2022
We determine the branching fractions B and CP asymmetries ACP of the decays B+ → π+π0 and B+ → K+π0. [...]
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652. Semileptonic and rare decays at Belle II / Daniel Dorner [BELLE2-CONF-PROC-2022-015]
19 September 2022
The Belle II collaboration presents their first measurements of the magnitude of the Cabibbo-Kobayashi-Maskawa matrix elements $|V_{cb}|$ and $|V_{ub}|$, as well as their first branching fraction measurement of $B\rightarrow K^*\ell^+\ell^-$ based on up to 189.26 fb$^{-1}$ of data collected at the $\Upsilon(4S)$ resonance. [...]
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653. 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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654. Investigation of gated mode operation of the Belle II pixel detector / Cedric Hönig ; Jochen Dingfelder [BELLE2-MTHESIS-2022-022] Presented on 29 09 2016 MSc
2016 University of Bonn / Bonn
The improved superKEKB accelerator will use a continuous injection scheme. [...]
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655. Characterisation of the Final Components of the Belle II Pixel Detector and Energy Calibration using Source Measurements / Barbara Leibrock ; Jochen Dingfelder [BELLE2-MTHESIS-2022-021] Presented on 14 11 2017 MSc
2017 University of Bonn / Bonn
In this master’s thesis, the final iterations of the matrix and chips were for the first time tested together in preparation of the module mass production. [...]
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656. Characterization of final Belle II PXD production modules / Larissa von Jasienicki ; Jochen Dingfelder [BELLE2-MTHESIS-2022-020] Presented on 05 04 2022 MSc
2022 University of Bonn / Bonn
The present thesis focuses on the calibration, optimization and precision characterization of the PXD II modules, which are scheduled to be installed in the PXD detector during 2022. [...]
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657. 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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658. 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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659. $R(D^{*})$ measurement using the hadronic tag algorithm at the Belle II experiment / Kazuki Kojima ; Toru Iijima ; Qi-Dong Zhou ; Kodai Matsuoka ; et al [BELLE2-NOTE-PH-2022-032] [BELLE2-TALK-DRAFT-2022-137] [BELLE2-TALK-CONF-2022-111] 20 minutes (15 minutes presentation + 5 minutes Q&A) ; https://www.jps.or.jp/english/meetings-and-awards/autumn/autumn-meeting-index.html ; https://kds.kek.jp/event/43097/
06 September 2022 / The 2022 Autumn Meeting of the Physical Society of Japan
In the semileptonic decay of $B$ mesons, the global average of $R(D^{*})$ measurement deviates from the Standard Model by $3.3\sigma$. [...]
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660. Investigation of Belle II Experiment Sensitivity to Magnetic Monopoles / Ihor Prudiiev ; Volodymyr Aushev [BELLE2-MTHESIS-2022-019] Presented on 23 05 2022 MSc
2022 Taras Shevchenko National University of Kyiv / Kyiv
The possibility of searching for magnetic monopoles with a magnetic charge value of 68.5𝑒 in the mass range 50 – 4600 MeV in the Belle II collider experiment was investigated [...]
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