J. Borah

activity

20212024

most citedMeasurement of Differential Distributions of

B \to D^{*} ℓ ν ˉ_{ℓ}

and Implications on

∣ V_{c b} ∣

37 citations · 99 across the 11 of their papers we have counts for

collaborators

11 papers

hep-ex2024★ 1 cited

Measurement of $B \to K^{*} (892) γ$ decays at Belle II

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

We present measurements of $B \to K^{*} (892) γ$ decays using $365 fb^{- 1}$ of data collected from 2019 to 2022 by the Belle~II experiment at the SuperKEKB asymmetric-energy…

hep-ex2024★ 7 cited

Search for Rare $b \to d ℓ^{+} ℓ^{-}$ Transitions at Belle

Belle, Belle II Collaborations, : +393

We present the results of a search for the $b \to d ℓ^{+} ℓ^{-}$ flavor-changing neutral-current rare decays $B^{+, 0} \to (η, ω, π^{+, 0}, ρ^{+, 0}) e^{+} e^{-}$ and $B^{+, 0} \to (η, ω…

hep-ex2023

Search for the semileptonic decays $Ξ_{c}^{0} \to Ξ^{0} ℓ^{+} ℓ^{-}$ at Belle

Belle Collaboration, J. X. Cui, Y. B. Li +163

Using the full data sample of 980 $fb^{- 1}$ collected with the Belle detector at the KEKB asymmetric energy electron-positron collider, we report the results of the first…

hep-ex2023★ 5 cited

Study of the muon decay-in-flight in the $τ^{-} \to μ^{-} ν ˉ_{μ} ν_{τ}$ decay to measure the Michel parameter $ξ^{'}$

Belle Collaboration, D. Bodrov, P. Pakhlov +192

We present the first measurement of the Michel parameter $ξ^{'}$ in the $τ^{-} \to μ^{-} ν ˉ_{μ} ν_{τ}$ decay using the full data sample of $988 fb^{- 1}$ collected by the Belle de…

hep-ex2023★ 6 cited

Measurement of the branching fraction and $CP$ asymmetry of $B^{0} \to π^{0} π^{0}$ decays using $198 \times 1 0^{6}$ $B B$ pairs in Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +425

We report measurements of the branching fraction and $CP$ asymmetry in $B^{0} \to π^{0} π^{0}$ decays reconstructed at Belle II in an electron-positron collision sample contain…

hep-ex2023★ 10 cited

Measurement of the $B^{0}$ lifetime and flavor-oscillation frequency using hadronic decays reconstructed in 2019-2021 Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +393

We measure the $B^{0}$ lifetime and flavor-oscillation frequency using $B^{0} \to D^{(*) -} π^{+}$ decays collected by the Belle II experiment in asymmetric-energy $e^{+} e^{-}$ collisions produ…

hep-ex2023★ 10 cited

Measurement of decay-time-dependent $CP$ violation in $B^{0} \to J / ψ K_{S}^{0}$ decays using 2019-2021 Belle II data

Belle II Collaboration, I. Adachi, L. Aggarwal +392

We report a measurement of the mixing-induced and direct $CP$ violation parameters $S_{CP}$ and $A_{CP}$ from $B^{0} \to J / ψ K_{S}^{0}$ decays reconstructed by the…

hep-ex2023★ 37 cited

Measurement of Differential Distributions of $B \to D^{*} ℓ ν ˉ_{ℓ}$ and Implications on $∣ V_{c b} ∣$

Belle Collaboration, M. T. Prim, F. Bernlochner +212

We present a measurement of the differential shapes of exclusive $B \to D^{*} ℓ ν ˉ_{ℓ}$ ( $B = B^{-}, B ˉ^{0}$ and $ℓ = e, μ$ ) decays with hadronic tag-side reconstruction f…

hep-ex2023

First measurement of the Q^2 distribution of X(3915) single-tag two-photon production

Belle Collaboration, Y. Teramoto, S. Uehara +203

We report the first measurement of the $Q^{2}$ distribution of $X (3915)$ produced by single-tag two-photon interactions. The decay mode used is $X (3915) \to J / ψ ω$ . The covere…

hep-ex2022★ 6 cited

Search for a dark leptophilic scalar produced in association with $τ^{+} τ^{-}$ pair in $e^{+} e^{-}$ annihilation at center-of-mass energies near 10.58 GeV

Belle Collaboration, D. Biswas, Sw. Banerjee +177

A dark leptophilic scalar $(ϕ_{L})$ is a hypothetical particle that couples only to leptons rather than quarks. We report on a search for $ϕ_{L}$ in the $e^+e^- \to τ^+ τ^- ϕ_L, ~ϕ_L \…

hep-ex2021★ 17 cited

Search for $B^{0}$ meson decays into $Λ$ and missing energy with a hadronic tagging method at Belle

Belle Collaboration, C. Hadjivasiliou, B. G. Fulsom +166

We present a search for the decays of $B^{0}$ mesons into a final state containing a $Λ$ baryon and missing energy. These results are obtained from a $711 fb^{- 1}$ data sample…

Measurement of B→K∗(892)γ decays at Belle II

Search for Rare b→dℓ+ℓ− Transitions at Belle

Search for the semileptonic decays Ξc0​→Ξ0ℓ+ℓ− at Belle

Study of the muon decay-in-flight in the τ−→μ−νˉμ​ντ​ decay to measure the Michel parameter ξ′

Measurement of the branching fraction and CP asymmetry of B0→π0π0 decays using 198×106 BB pairs in Belle II data

Measurement of the B0 lifetime and flavor-oscillation frequency using hadronic decays reconstructed in 2019-2021 Belle II data

Measurement of decay-time-dependent CP violation in B0→J/ψKS0​ decays using 2019-2021 Belle II data

Measurement of Differential Distributions of B→D∗ℓνˉℓ​ and Implications on ∣Vcb​∣