F. Zeng

collaborators

7 papers

hep-ex2025

Measurement of $C P$ asymmetries in $B^{0} \to K_{S}^{0} I ¨ ^{0} I^^{3}$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +436

We report measurements of time-dependent $C P$ asymmetries in $B^{0} \to K_{S}^{0} I ¨ ^{0} I^^{3}$ decays based on a data sample of $(388 \pm 6) \times 1 0^{6}$ $B B ˉ$ events collected at the $Î¥(4…

hep-ex2024

Search for lepton-flavor-violating $I ¨ ^{-} \to I^¼^{-} I^¼^{+} I^¼^{-}$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +429

We present the result of a search for the charged-lepton-flavor violating decay $I ¨ ^{-} \to I^¼^{-} I^¼^{+} I^¼^{-}$ using a $424 f b^{- 1}$ sample of data recorded by the Belle II experiment at t…

hep-ex2024

Measurement of the energy dependence of the $e^{+} e^{-} \to B B ˉ$ , $B B ˉ^{}$ , and $B^{} B ˉ^{*}$ cross sections at Belle~II

Belle II Collaboration, I. Adachi, L. Aggarwal +466

We report measurements of the $e^{+} e^{-} \to B B ˉ$ , $B B ˉ^{*}$ , and $B^{*} B ˉ^{*}$ cross sections at four energies, 10653, 10701, 10746 and 10805 MeV, using data collected b…

hep-ex2024

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 $B^{+, 0} \to (I^\cdot, I ¨ , I ¨ ^{+, 0}, I ¨ ^{+, 0}) e^{+} e^{-}$ and $B^{+, 0} \to (…

hep-ex2024

Test of light-lepton universality in $I ¨ $ decays with the Belle II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +428

We present a measurement of the ratio $R_{I^} ¼ = B (I ¨ ^{-} \to I^¼^{-} I^ˉ ½_{I^} ¼ I^½_{I ¨} ) / B (I ¨ ^{-} \to e^{-} I^ˉ ½_{e} I^½_{I ¨} )$ of branching fractions $B$ of the $I ¨ $ lepto…

hep-ex2024

Search for the decay $B^{0} \to I^^{3} I^^{3}$ using Belle and Belle II data

Belle, Belle II Collaborations, : +407

We report the result of a search for the rare decay $B^{0} \to I^^{3} I^^{3}$ using a combined dataset of $753 \times 1 0^{6}$ $B B ˉ$ pairs collected by the Belle experiment and $387\times…

Measurement of CP asymmetries in B0→KS0​I¨0I^3 decays at Belle II

Search for lepton-flavor-violating I¨−→I^¼−I^¼+I^¼− decays at Belle II

Measurement of the energy dependence of the e+e−→BBˉ, BBˉ∗, and B∗Bˉ∗ cross sections at Belle~II

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

Test of light-lepton universality in I¨ decays with the Belle II experiment

Search for the decay B0→I^3I^3 using Belle and Belle II data

Measurement of $C P$ asymmetries in $B^{0} \to K_{S}^{0} I ¨ ^{0} I^^{3}$ decays at Belle II

Search for lepton-flavor-violating $I ¨ ^{-} \to I^¼^{-} I^¼^{+} I^¼^{-}$ decays at Belle II

Measurement of the energy dependence of the $e^{+} e^{-} \to B B ˉ$ , $B B ˉ^{}$ , and $B^{} B ˉ^{*}$ cross sections at Belle~II

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

Test of light-lepton universality in $I ¨ $ decays with the Belle II experiment

Search for the decay $B^{0} \to I^^{3} I^^{3}$ using Belle and Belle II data