F. Zeng

collaborators

8 papers

hep-ex2025

Measurement of the Branching Fraction of $I^_{c}^{+} \to p K_{S}^{0} I ¨ ^{0}$ at Belle

The Belle, Belle II Collaborations, : +426

We report a precise measurement of the ratio of branching fractions $B (I^_{c}^{+} \to p K_{S}^{0} I ¨ ^{0}) / B (I^_{c}^{+} \to p K^{-} I ¨ ^{+})$ using 980 fb $^{- 1}$ of $e^{+} e^{-}$ data fro…

hep-ex2025

Measurement of the inclusive branching fractions for $B_{s}^{0}$ decays into $D$ mesons via hadronic tagging

Belle, Belle II Collaborations, : +452

We report measurements of the absolute branching fractions $B (B_{s}^{0} \to D_{s}^{\pm} X)$ , $B (B_{s}^{0} \to D^{0} / D ˉ^{0} X)$ , and $B (B_{s}^{0} \to D^{\pm} X)$ , w…

hep-ex2025

Search for $C P$ violation in $D_{(s)}^{+} \to K_{S}^{0} K^{-} I ¨ ^{+} I ¨ ^{+}$ decays using triple and quadruple products

Belle, Belle II Collaborations, : +366

We perform the first search for $C P$ violation in $D_{(s)}^{+} \to K_{S}^{0} K^{-} I ¨ ^{+} I ¨ ^{+}$ decays. We use a combined data set from the Belle and Belle II experiments, which…

hep-ex2025

Measurement of $B^{+} \to I ¨ ^{+} I^½_{I ¨} $ branching fraction with a hadronic tagging method at Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +341

We present a measurement of the branching fraction of $B^{+} \to I ¨ ^{+} I^½_{I ¨} $ decays using $(387 \pm 6) \times 1 0^{6}$ $I^¥ (4 S)$ collected between 2019 and 2022 with the Belle II detector at t…

hep-ex2025

Observation of time-dependent $C P$ violation and measurement of the branching fraction of $B^{0} \to J / I ¨ I ¨ ^{0}$ decays

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

We present a measurement of the branching fraction and time-dependent charge-parity ( $C P$ ) decay-rate asymmetries in $B^{0} \to J / I ¨ I ¨ ^{0}$ decays. The data sample was collected with t…

hep-ex2024

Search for lepton flavor-violating decay modes $B^{0} \to K_{S}^{0} I ¨ ^{\pm} ℓ^{\mp} (ℓ = I^¼, e)$ with hadronic $B$ -tagging at Belle and Belle II

Belle, Belle II Collaborations, : +425

We present the first search for the lepton flavor-violating decay modes $B^{0} \to K_{S}^{0} I ¨ ^{\pm} ℓ^{\mp} (ℓ = I^¼, e)$ using the 711 fb $^{- 1}$ and 365 fb $^{- 1}$ data samples…

Measurement of the Branching Fraction of I^c+​→pKS0​I¨0 at Belle

Measurement of the inclusive branching fractions for Bs0​ decays into D mesons via hadronic tagging

Search for CP violation in D(s)+​→KS0​K−I¨+I¨+ decays using triple and quadruple products

Measurement of B+→I¨+I^½I¨​ branching fraction with a hadronic tagging method at Belle II

Observation of time-dependent CP violation and measurement of the branching fraction of B0→J/I¨I¨0 decays

Search for lepton flavor-violating decay modes B0→KS0​I¨±ℓ∓ (ℓ=I^¼,e) with hadronic B-tagging at Belle and Belle II

Measurement of the Branching Fraction of $I^_{c}^{+} \to p K_{S}^{0} I ¨ ^{0}$ at Belle

Measurement of the inclusive branching fractions for $B_{s}^{0}$ decays into $D$ mesons via hadronic tagging

Search for $C P$ violation in $D_{(s)}^{+} \to K_{S}^{0} K^{-} I ¨ ^{+} I ¨ ^{+}$ decays using triple and quadruple products

Measurement of $B^{+} \to I ¨ ^{+} I^½_{I ¨} $ branching fraction with a hadronic tagging method at Belle II

Observation of time-dependent $C P$ violation and measurement of the branching fraction of $B^{0} \to J / I ¨ I ¨ ^{0}$ decays

Search for lepton flavor-violating decay modes $B^{0} \to K_{S}^{0} I ¨ ^{\pm} ℓ^{\mp} (ℓ = I^¼, e)$ with hadronic $B$ -tagging at Belle and Belle II