Belle II Document Server 2,011 records found  beginprevious1146 - 1155nextend  jump to record: Search took 0.00 seconds. 
1146. Belle II RAW data management: The Online-Offline data transfer system / Matthew Barrett ; Takanori Hara ; Michel Hernández Villanueva ; Kunxian Huang ; et al [BELLE2-TALK-DRAFT-2020-050] [BELLE2-TALK-CONF-2020-037] 15 + 5 minutes.
30 July 2020
/ ICHEP2020
Data collection at the Belle II experiment started in the spring of 2019. [...]
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1147. Dark Sector Searches at Belle II / Michel Bertemes [BELLE2-CONF-PROC-2020-012]
31 July 2020

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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1148. Muon and electron identification efficiencies and hadron-lepton mis-identification probabilities / The Belle II collaboration [BELLE2-NOTE-PL-2020-027]
31 July 2020

In this note we show the performance of Belle II electron and muon identification, based on a combination of subdetector likelihoods. [...]
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1149. Rediscovery of $B \to \phi K^{(*)}$ decays and measurement of the longitudinal polarization fraction $f_L$ in $B \to \phi K^{*}$ decays using the Summer 2020 Belle II dataset / The Belle II Collaboration [BELLE2-CONF-PH-2020-006]
31 July 2020

We utilize a sample of 34.6\invfb, collected by the Belle II experiment at the SuperKEKB asymmetric energy \epem\ collider, to search for the $\Bp \to \phi \Kp$, $\Bp \to \phi \Kstarp$, $\Bz \to \phi \KS$, and $\Bz \to \phi \Kstarz$ decays [...]
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1150. Diversity + Inclusion at Belle II / Shanette De La Motte ; Hannah Wakeling ; Matt Barrett ; Kay Kinoshita [BELLE2-POSTER-CONF-2020-001] 3 minutes Posters converted to 1+3 slides for virtual conference
31 July 2020
/ ICHEP2020
The Belle II collaboration comprises over 1000 international high energy physicists, who investigate the properties of b-quarks and other particles at the luminosity frontier. [...]
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1151. First Physics Results from Belle II@SuperKEKB / Tom Browder (University of Hawaii) [BELLE2-TALK-CONF-2020-036] 60 minutes (some material skipped because of lack of time)
28 July 2020
/ SLAC FPD Experimental Seminar
I will present a few highlights from the latest Belle II Physics Run, which took place in spring and summer 2020 during the global pandemic and just concluded a month ago. [...]
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1152. Inclusive B → X_u e ν_e endpoint analysis: Approved plots for ICHEP2020 / The Belle II Collaboration [BELLE2-NOTE-PL-2020-026]
28 July 2020

This note contains the approved plots associated with the note BELLE2-NOTE-PH-2019-013. [...]
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1153. Diversity and Inclusion Activities in the Belle II Collaboration / Hannah Wakeling ; Shanette De La Motte ; Matthew Barrett ; Kay Kinoshita [BELLE2-TALK-CONF-2020-035] 20+5 minutes
30 July 2020
/ ICHEP2020
Belle II is an international collaboration that has over 1000 members from institutions in 26 countries. [...]
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1154. First flavor tagging calibration using 2019 Belle II data / Fernando Abudinén ; Takeo Higuchi ; Colm Murphy [BELLE2-CONF-PH-2020-004]
28 July 2020

We report on the first calibration of the standard Belle II B-flavor tagger using the full data set collected at the Upsilon(4S) resonance in 2019 with the Belle II detector at the SuperKEKB collider, corresponding to 8.7/fb of integrated luminosity. [...]
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1155. Λc rediscovery in early Phase 3 Belle II data / The Belle II Collaboration [BELLE2-NOTE-PL-2020-025]
24 July 2020

This note describes $\Lambda_{c}^{+} \rightarrow p K^- \pi^+$ reconstruction in the data sample collected by Belle II during 2019 corresponding to 8.8 fb $^{-1}$ of integrated luminosity [...]
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