857 citations · 12.6k across the 306 of their papers we have counts for
19 papers · 1 filter
Search for an invisible in a final state with two muons and missing energy at Belle II
Belle II Collaboration, I. Adachi, K. Adamczyk +385
The extension of the standard model predicts the existence of a lepton-flavor-universality-violating boson that couples only to the heavier lepton families.…
Determination of from untagged decays using 2019-2021 Belle II data
Belle II Collaboration, K. Adamczyk, L. Aggarwal +588
We present an analysis of the charmless semileptonic decay , where , from 198.0 million pairs of mesons recorded by the Belle II…
Determination of from decays using 2019-2021 Belle II data
Belle II collaboration, F. Abudinén, I. Adachi +590
We present a determination of the magnitude of the Cabibbo-Kobayashi-Maskawa (CKM) matrix element using decays. The result is based on data…
Measurement of the photon-energy spectrum in inclusive decays identified using hadronic decays of the recoil meson in 2019-2021 Belle II data
Belle II Collaboration, F. Abudinén, I. Adachi +593
We measure the photon-energy spectrum in radiative bottom-meson () decays into inclusive final states involving a strange hadron and a photon. We use SuperKEKB electron-positron…
Measurement of the branching fractions and asymmetries of and decays in 2019-2021 Belle II data
Belle II Collaboration, F. Abudinén, I. Adachi +582
We determine the branching fractions and asymmetries of the decays and . The result…
Measurement of Branching Fraction and Longitudinal Polarization in Decays at Belle II
Belle II Collaboration, F. Abudinén, I. Adachi +584
We present a measurement of the branching fraction and longitudinal polarization of decays. SuperKEKB electron-positron collision data corresponding to 189~fb$^{-…
Observation of and search for at near 10.75 GeV
Belle II collaboration, I. Adachi, L. Aggarwal +348
We study the processes ( = 0, 1, or 2) using samples at center-of-mass energies = 10.701, 10.745, and 10.805 GeV, corresponding to 1.6, 9.8, an…
Measurement of the lifetime at Belle II
Belle II Collaboration, F. Abudinén, I. Adachi +353
We report on a measurement of the lifetime using decays reconstructed in data collected by the Belle II experiment and corresponding…
Measurements of the branching fraction, isospin asymmetry, and lepton-universality ratio in decays at Belle II
Belle II Collaboration, F. Abudinén, I. Adachi +591
We report a study of decays, where represents an electron or a muon, using collisions at the resonance. The data were col…
Search for Heavy Neutral Leptons Using Tau Lepton Decays at BABAR
BABAR Collaboration
This article presents a model independent search for an additional, mostly sterile, Heavy Neutral Lepton (HNL), that is capable of mixing with the Standard Model neutrino with…
Snowmass White Paper: Belle II physics reach and plans for the next decade and beyond
Latika Aggarwal, Swagato Banerjee, Sunil Bansal +74
Belle II is an experiment operating at the intensity frontier. Over the next decades, it will record the decay of billions of bottom mesons, charm hadrons, and tau leptons produced…
Search for a dark photon and an invisible dark Higgs boson in and missing energy final states with the Belle II experiment
Belle II Collaboration, F. Abudinén, I. Adachi +357
The dark photon and the dark Higgs boson are hypothetical particles predicted in many dark sector models. We search for the simultaneous production of $A^\pri…
Angular analysis of decays reconstructed in 2019, 2020, and 2021 Belle II data
Belle II Collaboration, F. Abudinén, I. Adachi +590
We report on a Belle II measurement of the branching fraction (), longitudinal polarization fraction (), and CP asymmetry () of …
Measurement of the branching fraction of the decay using 190 fb of Belle II data
Belle II Collaboration, F. Abudinén, I. Adachi +590
We report the measurement of the branching fraction of the decay in data recorded by the Belle II experiment at the Sup…
First decay-time-dependent analysis of at Belle II
Belle II Collaboration, F. Abudinén, I. Adachi +590
We report measurements of the branching fraction () and direct -violating asymmetry () of the charmless decay at Belle II. A sample of…
Measurement of the lifetime
Belle II Collaboration, F. Abudinén, L. Aggarwal +360
An absolute measurement of the lifetime is reported using decays in events reconstructed from data collected by the Belle II experiment at the…
Study of Exclusive Decays with Hadronic Full-event-interpretation Tagging in 189.3 fb of Belle II Data
Belle II Collaboration, F. Abudinén, I. Adachi +590
We present a reconstruction of the semileptonic decays and in a sample corresponding to 189.3 fb of Belle II data, using events w…
Measurement of the branching fraction for the decay at Belle II
Belle II Collaboration, F. Abudinén, I. Adachi +590
We report a measurement of the branching fraction of decays, where or , using electron-positron collisions recorde…
WG3 Summary -- Rare , and decays
Diego Guadagnoli, Christoph Langenbruch, Elisa Manoni
We summarize the presentations made within Working Group 3 of the CKM2021 workshop. This working group is devoted to rare , and decays, radiative and electroweak-penguin…