Semileptonic and missing energy B decays at Belle II

Sumitted to PubDB: 2024-09-04

Category: Talk, Visibility: Public

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Authors Giovanni Gaudino
Date Aug. 26, 2024
Belle II Number BELLE2-TALK-CONF-2024-115
Abstract The Belle II experiment has collected a 364 $fb^{-1}$ sample of collisions at the $\Upsilon (4S)$ resonance. This dataset, with its low particle multiplicity and well-constrained initial state, provides an ideal environment for studying semileptonic and missing energy B decays. In this talk, I will present recent results on these decays, emphasizing their impact on the determination of CKM matrix elements and potential new physics. I will also discuss the techniques used for missing energy reconstruction and the challenges of signal-background discrimination. Future analysis prospects with larger data sets will also be highlighted.
Conference XIII International Conference on New Frontiers in Physics

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