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432.
| Machine Learning for New Physics in B → K ∗µ+µ− Decays
/ Shawn Dubey ; Alexei Sibidanov ; Thomas E. Browder ; Shahab Kohani ; et al
[BELLE2-POSTER-CONF-2023-002]
01 May 2023
/ CHEP 2023
We report the status of a neural network regression model trained to extract new physics (NP) parame- ters in Monte Carlo (MC) data. [...]
Fulltext:  PDF; |
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433.
| Searches for light dark sectors at Belle II, Belle, and BaBar
/ Michael De Nuccio
[BELLE2-CONF-PROC-2023-009]
29 April 2023
Fulltext: PDF; Version 2: PDF; Version 3: PDF; |
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434.
| Suppressing Beam Background and Fake Photons at Belle II Using BDTs
/ Priyanka Cheema
[BELLE2-POSTER-DRAFT-2023-001]
[BELLE2-POSTER-CONF-2023-001]
08 May 2023
/ 26th International Conference on Computing in High Energy and Nuclear Physics (CHEP 2023)
The Belle II experiment situated at the SuperKEKB energy-asymmetric 𝑒+𝑒− collider began operation in 2019. [...]
Fulltext: PDF; |
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435.
| Reconstruction of electron-photon and hadron components in the simulated waveforms from CsI(Tl) counters
/ Anna Tikhonova ; Alexander Kuzmin
[BELLE2-MTHESIS-2023-006]
Presented on 21 06 2022 MSc
2022
Novosibirsk State University
/ Novosibirsk
Since 2018, KEK research organisation (Tsukuba, Japan) is conducting experiments with Belle II detector at $e^+e^-$ collider SuperKEKB. [...]
Fulltext: PDF; |
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436.
| Recent results from Belle II
/ Valerio Bertacchi
[BELLE2-CONF-PROC-2023-008]
Proceedings of QCD22 conference
02 September 2022
The Belle II experiment at the SuperKEKB energy-asymmetric e+e− collider is a substantial upgrade of the B factory facility at the Japanese KEK laboratory. [...]
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437.
| Time-dependent, hadronic B decays and electroweak penguins at Belle II
/ Valerio Bertacchi
[BELLE2-CONF-PROC-2023-007]
Proceedings of "Rencontres de Moriond QCD 2023" conference
25 April 2023
We report the recent measurements performed using the data sample collected from 2019 to 2022 by the Belle II experiment 1 at Υ(4S) resonance, corresponding to an integrated luminosity of 362 fb−1 . [...]
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438.
| Search for a visibly decaying Z' dark boson at Belle II in e^+e^- --> mu^+mu^-mu^+mu^- events.
/ Martina Laurenza ; Enrico Graziani
[BELLE2-PTHESIS-2023-008]
Presented on 01 07 2022 PhD
2022
Roma Tre University
/ Roma
The Standard Model (SM) of fundamental particles and interactions is a highly predictive theory. [...]
Fulltext: PDF; |
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439.
| Search for rare B to charm decays at Belle and sensitivity study for Phi3 at Belle II
/ Manish Kumar ; Dr. Kavita Lalwani ; Dr. Vishal Bhardwaj
[BELLE2-PTHESIS-2023-007]
Presented on 05 12 2022 PhD
2022
MNIT Jaipur
/ Jaipur
The objective of this work is to search for the rare decay modes like B^{+} → D^{(∗)+}_{s}η, D^{(∗)+}_{s}K0, D^{+}η, and D^{+}K0 along with the branching fraction measurement of B^{0} → D^{0}η and ̄B^{0} → D^{0}K^{0} decay modes [...]
Fulltext: PDF; |
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440.
| Time-dependent CP violation in $B^0 \to \eta_c K^0_S$ decays at the Belle experiment, Alignment of the Belle II detector
/ Tadeas Bilka ; Zdenek Dolezal
[BELLE2-PTHESIS-2023-006]
Presented on 01 11 2022 PhD
2022
Institute of Particle and Nuclear Physics, Faculty of Mathematics and Physics, Charles University
/ Prague
This thesis deals with two independent yet closely related topics. [...]
Fulltext: PDF; |
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441.
| Development of FastBDT Classifiers to Suppress Beam Background Clusters and Fake Photons
/ Priyanka Cheema ; Racha Cheaib ; Bruce Yabsley ; Chia-Ling Hsu ; et al
[BELLE2-NOTE-PL-2023-003]
21 April 2023
We present an overview of the methodology used to develop FastBDT classifiers that suppress beam background clusters and fake photons, with the aim of using these classifiers to improve the signal-background separation power of the residual calorimeter energy E_ECL. [...]
Fulltext: PDF; |
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