Belle II Document Server 1,975 records found  beginprevious582 - 591nextend  jump to record: Search took 0.00 seconds. 
582. 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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583. $R(D^{*})$ 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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584. 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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585. Search for e+e− → µ+µ− Z'(Z' → Invisible) in the first data of the Belle II experiment / Luigi Corona ; Francesco Forti [BELLE2-MTHESIS-2022-018] Presented on 26 10 2018 MSc
2018
University of Pisa / Pisa
The purpose of this thesis is to investigate the production of a light dark gauge boson Z' in association with a muon pair in electron-positron annihilation at the center of mass energy of 10.58 GeV. [...]
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586. Improved Selective Background Monte Carlo Simulation at Belle II with Graph Attention Networks and Weighted Events / Boyang Yu ; Thomas Kuhr ; Nikolai Hartmann [BELLE2-MTHESIS-2022-017] Presented on 14 09 2021 MSc
2021
LMU Munich / Munich, Germany
When measuring rare processes such as B → K(∗)νν¯ or B → lνγ, a huge luminosity is required, which means a large number of simulations are necessary to determine signal efficiencies and background contributions. [...]
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587. Feasibility study of dark-photon searches in the single photon plus missing events in e+e- collisions at Belle II. / Ayumi Yabuuchi ; Hisaki Hayashii [BELLE2-MTHESIS-2022-016] Presented on 28 02 2020 MSc
2020
Nara Women's University / Nara, japan
We carried out the feasibility study of the dark-photon searches for events where only a single photon is detected, using signal and background Monte-Carlo simulation. [...]
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588. Measurement of the pion transition form factor in the single-tag one-pion production process e+e--> e (e) pi^0. / Mirey Aoyama ; Hisaki Hayashii [BELLE2-MTHESIS-2022-015] Presented on 20 02 2021 MSc
2021
Nara Women's University / Nara, Japan
This thesis reports the results of the feasibility study of the one-pion production in the single-tag two-photon processes in the e+e- collisions at Belle II [...]
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589. Lepton flvour and number violation measurements at Belle II / Justine Serrano [BELLE2-TALK-CONF-2022-110]
06 September 2022
/ BLV2022
This talk presents the results and prospects regarding Belle II LFV and LNV measurements, as well as some recent results on dark sector searches..
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590. Search for the visible ττ decay of a Z′ dark boson in µµττ 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 τ+τ− pair in e+e− → µ+µ−τ+τ− events. [...]
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591. Full Event Interpretation using Graph Neural Networks / Lea Reuter ; Torben Ferber ; Günter Quast ; James Kahn ; et al [BELLE2-MTHESIS-2022-014] Presented on 17 02 2022 MSc
2022
Institute of Experimental Particle Physics / Karlsruhe
The expected large dataset of the Belle~II experiment will enable precise measurements of rare decays to probe the Standard Model and searches for new physics. [...]
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