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Publications (111)

hep-ex2022

Study of Exclusive $B \to I ¨ e^{+} I^½_{e}$ Decays with Hadronic Full-event-interpretation Tagging in 189.3 fb $^{- 1}$ of Belle II Data

Belle II Collaboration, F. AbudinÃ©n, I. Adachi +590

We present a reconstruction of the semileptonic decays $B^{0} \to I ¨ ^{-} e^{+} I^½_{e}$ and $B^{+} \to I ¨ ^{0} e^{+} I^½_{e}$ in a sample corresponding to 189.3 fb $^{- 1}$ of Belle II data, using even…

physics.ins-det2026

Real-time graph neural networks on FPGAs for the Belle II electromagnetic calorimeter

I. Haide, M. Neu, Y. Unno +19

We present the development and evaluation of a real-time Graph Neural Network-based trigger module for the electromagnetic calorimeter of the Belle~II experiment at the SuperKEKB c…

hep-ex2023

Search for a $I ¨ ^{+} I ¨ ^{-}$ resonance in $e^{+} e^{-} \to I^¼^{+} I^¼^{-} I ¨ ^{+} I ¨ ^{-}$ events with the Belle II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +464

We report the first search for a non-standard-model resonance decaying into $I ¨ $ pairs in $e^{+} e^{-} \to I^¼^{+} I^¼^{-} I ¨ ^{+} I ¨ ^{-}$ events in the 3.6-10 GeV/ $c^{2}$ mass range.…

hep-ex2023

Search for lepton-flavor-violating $I ¨ ^{-} \to ℓ^{-} I ¨ $ decays in 2019-2021 Belle II data

Belle II Collaboration, F. AbudinÃ©n, I. Adachi +575

We report a search for lepton-flavor-violating decays $I ¨ ^{-} \to ℓ^{-} I ¨ $ ( $ℓ^{-} = e^{-}, I^¼^{-}$ ) at the Belle II experiment, using a sample of electron-positron data produced at the…

hep-ex2026

Observation of the decays $B^{+} \to I^£_{c} (2455)^{++} I^ˉ _{c}^{' -}$ and $B^{0} \to I^£_{c} (2455)^{0} I^ˉ _{c}^{'0}$

Belle, Belle II Collaborations, : +403

We report the first observation of the decays $B^{+} \to I^£_{c} (2455)^{++} I^ˉ _{c}^{' -}$ and $B^{0} \to I^£_{c} (2455)^{0} I^ˉ _{c}^{'0}$ , with significances of $6.4\,…

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…

Publications (111)

Study of Exclusive B→I¨e+I^½e​ Decays with Hadronic Full-event-interpretation Tagging in 189.3 fb−1 of Belle II Data

Real-time graph neural networks on FPGAs for the Belle II electromagnetic calorimeter

Search for a I¨+I¨− resonance in e+e−→I^¼+I^¼−I¨+I¨− events with the Belle II experiment

Search for lepton-flavor-violating I¨−→ℓ−I¨ decays in 2019-2021 Belle II data

Observation of the decays B+→I^£c​(2455)++I^ˉc′−​ and B0→I^£c​(2455)0I^ˉc′0​

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

Study of Exclusive $B \to I ¨ e^{+} I^½_{e}$ Decays with Hadronic Full-event-interpretation Tagging in 189.3 fb $^{- 1}$ of Belle II Data

Search for a $I ¨ ^{+} I ¨ ^{-}$ resonance in $e^{+} e^{-} \to I^¼^{+} I^¼^{-} I ¨ ^{+} I ¨ ^{-}$ events with the Belle II experiment

Search for lepton-flavor-violating $I ¨ ^{-} \to ℓ^{-} I ¨ $ decays in 2019-2021 Belle II data

Observation of the decays $B^{+} \to I^£_{c} (2455)^{++} I^ˉ _{c}^{' -}$ and $B^{0} \to I^£_{c} (2455)^{0} I^ˉ _{c}^{'0}$

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