Papers 28 records found  previous11 - 20next  jump to record: Search took 0.00 seconds. 
11. Measurement of the branching fraction for $B^{0} \to \pi^{0} \pi^{0}$ decays reconstructed in 2019–2020 Belle II data / Francis Pham ; Martin Sevior [BELLE2-CONF-PH-2021-003] 23 pages, 10 figures. Supporting material for Winter 2021 conferences
06 July 2021

We report the first reconstruction of the $B^{0} \to \pi^{0} \pi^{0}$ decay mode at Belle II using samples of 2019 and 2020 data that correspond to 62.8 \invfb of integrated luminosity. [...]
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12. Rediscovery of $\Bz\to\jpsi\KL$ at Belle II / Belle II Collaboration [BELLE2-CONF-PH-2021-002]
23 June 2021

We present preliminary results on the reconstruction of the \bjpsikl decay, where $\jpsi\to\mumu$ or \epem. [...]
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13. Measurement of the branching fractions of B → η'K decays using 2019/2020 Belle II data / Belle II Collaboration [BELLE2-CONF-PH-2021-007]
13 April 2021

This note describes the rediscovery of B → η' K decays in Belle II data, both in the charged and neutral final state: B0 → η' KS and B± → η' K± . [...]
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14. Measurement of the time-integrated mixing probability chi_d with a semileptonic double-tagging strategy and 34.6 fb^-1 of Belle II collision data / Florian Bernlochner ; Jochen Dingfelder ; Stephan Duell ; Peter Lewis [BELLE2-CONF-PH-2021-004]
06 April 2021

We present a first measurement of the time-integrated mixing probability chi_d using Belle II collision data corresponding to the integrated luminosity of 34.6 fb^-1. [...]
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15. Muon and electron identification efficiencies and hadron-lepton mis-identification rates at Belle II for Moriond 2021 / LeptonID group ; Belle II Collaboration [BELLE2-CONF-PH-2021-002] For Moriond 2021
25 March 2021

We present a collection of selected results on the performance of \belletwo in the identification of electrons and muons. [...]
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16. Study of B→D(∗)h decays using 62.8 fb−1 of Belle II data / C.La Licata ; J.Libby ; M.Nayak ; N.Rout ; et al [BELLE2-CONF-PH-2021-008, arXiv:2104.03628] [BELLE2-CONF-PH-2021-008]
17 March 2021

We report measurements related to hadronic $B$ decays to final states that contain charm mesons. [...]
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17. Measurements of branching fractions and CP-violating charge asymmetries in charmless $B$ decays reconstructed in 2019--2020 Belle~II data / F. Abudinén ; P.-T. Chang ; Y.-C. (Janice) Chen ; E. Ganiev ; et al [BELLE2-CONF-PH-2020-012] Prepared for ICHEP2020
20 September 2020

We report on first measurements of branching fractions~($\mathcal{B}$) and CP-violating charge asymmetries~($\mathcal{A}_{\rm CP}$) in charmless $B$ decays at Belle~II. [...]
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18. Measurement of Hadronic Mass Moments in B->Xclv Decays at Belle II / Maximilian Welsch ; Florian Bernlochner [BELLE2-CONF-PH-2020-011]
01 September 1993

We present measurements of the first six hadronic mass moments in semileptonic $B \rightarrow X_c \ell \nu $ decays. [...]
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19. Measurement of the semileptonic $\bar{B^0} \rightarrow D^{*} \ell \nu_{\ell}$ branching fraction with fully reconstructed $B$ meson decays and 34.6 fb$^{-1}$ of Belle~II data / Kyle Amirie ; Florian Bernlochner ; Racha Cheaib ; Michael Eliachevitch ; et al [BELLE2-CONF-PH-2020-009]
25 August 2020

We present a first measurement of the $\bar{B^0} \rightarrow D^{*} \ell \nu_{\ell}$ branching fraction using fully reconstructed $B$ meson decays employing the Full Event Interpretation algorithm [...]
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20. Studies of the semileptonic $\bar B^0\to D^{*+}\ell^-\bar\nu_\ell$ and $B^-\to D^{0}\ell^-\bar\nu_\ell$ decay processes with \mbox{34.6 fb$^{-1}$} of Belle II data / Florian Bernlochner ; Lu Cao ; Daniel Dorner ; Philipp Horak ; et al [BELLE2-CONF-PH-2020-008]
05 August 2020

We report measurements of the $\bar B^0\to D^{*+}\ell^-\bar\nu_\ell$ and $B^-\to D^{0}\ell^-\bar\nu_\ell$ processes using \mbox{34.6 fb$^{-1}$} of collision events recorded by the Belle~II experiment at the SuperKEKB asymmetric-energy $e^+ e^-$ collider [...]
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