31.
| 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. [...]
Fulltext: PDF; |
32.
| 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 [...]
Fulltext: PDF (additional files); |
33.
| 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. [...]
Fulltext: PDF; |
34.
| 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 [...]
Fulltext: PDF; |
35.
| Kaon and Pion Identification Performances in Phase III data
/ The Belle II Collaboration
[BELLE2-NOTE-PL-2020-024]
28 July 2020
We study the performances of the charged kaon and pion identification based on 37 fb−1PhaseIII data from the physics runs collected till early 2020 and compare with Phase III Monte Carlo(MC) events. [...]
Fulltext: PDF; |
36.
| Approved plots for B -> tau nu study with 34.6 / fb of Phase III data
/ The Belle II Collaboration
[BELLE2-NOTE-PL-2020-023]
28 July 2020
This note contains approved plots of B -> tau nu analysis with ICHEP 2020 dataset, corresponding to an integrated luminosity of 34.6 / fb. [...]
Fulltext: PDF (additional files); |
37.
| Rediscovery of $D^{0} \,\to\, K_{S}\pi^{0}$ with Belle II Detector
/ The Belle II Collaboration
[BELLE2-NOTE-PL-2020-022]
27 July 2020
This note reports the plots for the rediscovery of decay mode $D^{*+} \,\to\, D^{0}\pi^{+}_{s}$, $D^{0} \,\to\, K_{S}\pi^{0}$ with Belle II data corresponding to an integrated luminosity of 34.6 fb$^{-1}$ [...]
Fulltext: PDF; |
38.
| Rediscovery of "wrong-sign" D0 decays to hadronic final states with early Belle II data
/ The Belle II Collaboration
[BELLE2-NOTE-PL-2020-021]
27 July 2020
In the standard model, mixing and CP violation in the charm sector are expected to be very small and thus they constitute a sensitive probe for potential new physics contributions. [...]
Fulltext: PDF; |
39.
| Rediscovery of the D0 ->KS0 KS0 decay with early Belle II data
/ The Belle II Collaboration
[BELLE2-NOTE-PL-2020-020]
27 July 2020
The decay D0 ->KS0 KS0 is among the most interesting modes for the understanding of CP violation in charm decays [...]
Fulltext: PDF; |
40.
| Belle II experiment sensitivity to the LFV decay tau -> e + alpha
/ The Belle II Collaboration
[BELLE2-NOTE-PL-2020-018]
27 July 2020
We study the charged lepton flavor violating decay tau -> e alpha, where alpha is a non-standard invisible boson that leaves the Belle II detector undetected. [...]
Fulltext: PDF (additional files); |