activity
20232025
most citedTest of lepton flavor universality with measurements of and using semileptonic tagging at the Belle II experiment

5 citations · 21 across the 10 of their papers we have counts for

collaborators

15 papers

hep-ex2025

Improved measurement of Born cross sections for and ( = 0, 1, 2) at Belle and Belle II

Belle, Belle II Collaborations, : +424

We study the processes and ( = 0, 1, 2) at center-of-mass energies from 10.73 to 11.02 GeV using a $142.5\,\mathrm{fb}^{…

hep-ex2025★ 1 cited

Measurement of the branching fraction and search for and decays at Belle

Belle, Belle II Collaborations, : +481

We present a study of the rare charm meson decays , , and using a 942 fb data set c…

hep-ex2025★ 4 cited

Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment

Belle II Collaboration, I. Adachi, L. Aggarwal +437

Inelastic dark matter models that have two dark matter particles and a massive dark photon can reproduce the observed relic dark matter density without violating cosmological limit…

hep-ex2025★ 5 cited

Test of lepton flavor universality with measurements of and using semileptonic tagging at the Belle II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +450

We report measurements of the ratios of branching fractions ${\cal R}(D^{(*)+}) = \frac{{\cal B}(\overline{B}{}^0 \to D^{(*)+} \,τ^- \, \overlineν_τ)}{{\cal B}(\overline{B}{}^0 \to…

hep-ex2025

Measurement of the Branching Fraction of at Belle

The Belle, Belle II Collaborations, : +426

We report a precise measurement of the ratio of branching fractions using 980 fb of data from th…

hep-ex2025

Search for Pcs(4459) and Pcs(4338) in Upsilon(1S,2S) inclusive decays at Belle

I. Adachi, L. Aggarwal, H. Ahmed +402

Using data samples of 102 million Upsilon(1S) events and 158 million Upsilon(2S) events collected by the Belle detector at the KEKB asymmetric-energy collider, we search f…

hep-ex2024

Search for lepton flavor-violating decay modes with hadronic -tagging at Belle and Belle II

Belle, Belle II Collaborations, : +425

We present the first search for the lepton flavor-violating decay modes using the 711 fb and 365 fb data samples re…

hep-ex2024

Measurement of the branching fraction and -violating asymmetry of the decay using million bottom-antibottom meson pairs in Belle II data

Belle II Collaboration, I. Adachi, L. Aggarwal +437

We measure the branching fraction and -violating flavor-dependent rate asymmetry of decays reconstructed using the Belle II detector in an electron-…

hep-ex2024

Measurement of the branching fraction, polarization, and time-dependent asymmetry in decays and constraint on the CKM angle

Belle II Collaboration, I. Adachi, L. Aggarwal +377

We present a measurement of the branching fraction and fraction of longitudinal polarization of decays, which have two 's in the final state. We also measure…

hep-ex2024

Measurement of the inclusive branching fractions for decays into mesons via hadronic tagging

Belle, Belle II Collaborations, : +452

We report measurements of the absolute branching fractions , , and , w…

hep-ex2024★ 1 cited

Measurement of decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +451

We present measurements of decays using of data collected from 2019 to 2022 by the Belle~II experiment at the SuperKEKB asymmetric-energy…

hep-ex2024★ 3 cited

Measurement of the time-integrated CP asymmetry in decays using Belle and Belle II data

Belle, Belle II Collaborations, : +360

We measure the time-integrated CP asymmetry in decays reconstructed in events collected by the Belle a…

hep-ex2024★ 2 cited

Observation of time-dependent violation and measurement of the branching fraction of decays

Belle II Collaboration, I. Adachi, L. Aggarwal +391

We present a measurement of the branching fraction and time-dependent charge-parity () decay-rate asymmetries in decays. The data sample was collected with the…

hep-ex2024

Determination of the CKM angle from a combination of Belle and Belle II results

Belle, Belle II Collaborations, : +399

We report a determination of the CKM angle , also known as , from a combination of measurements using samples of up to 711~fb from the Belle experiment and up to 3…

hep-ex2023★ 5 cited

Measurement of asymmetries and branching-fraction ratios for and with using Belle and Belle II data

Belle, Belle II Collaboration, : +408

We measure asymmetries and branching-fraction ratios for and decays with , where is a superposition of and…