H. Moser

activity

19992025

most citedBranching ratios and spectral functions of tau decays: final ALEPH measurements and physics implications

351 citations · 1.2k across the 25 of their papers we have counts for

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24 papers · 1 filter

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★ 4 cited

Measurement of $B^{+} \to τ^{+} ν_{τ}$ 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 $B^{+} \to τ^{+} ν_{τ}$ decays using $(387 \pm 6) \times 1 0^{6}$ $Υ (4 S)$ collected between 2019 and 2022 with the Belle II detector at the S…

hep-ex2024★ 13 cited

New graph-neural-network flavor tagger for Belle II and measurement of $sin 2 ϕ_{1}$ in $B^{0} \to J / ψ K_{S}^{0}$ decays

Belle II Collaboration, I. Adachi, L. Aggarwal +413

We present GFlaT, a new algorithm that uses a graph-neural-network to determine the flavor of neutral $B$ mesons produced in $Υ (4 S)$ decays. It improves previous algorithms by usin…

hep-ex2024

Study of $Υ (10753)$ decays to $π^{+} π^{-} Υ (n S)$ final states at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +393

We present an analysis of the process $e^{+} e^{-} \to π^{+} π^{-} Υ (n S)$ (where $n$ = 1, 2, or 3) reconstructed in $19.6$ $f b^{- 1}$ of Belle II data during a special run of the…

hep-ex2023

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

Belle II Collaboration, F. Abudinén, I. Adachi +575

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

hep-ex2023★ 2 cited

Observation of $B \to D^{(*)} K^{-} K_{S}^{0}$ decays using the 2019-2022 Belle II data sample

Belle II Collaboration, F. Abudinén, I. Adachi +575

We present a measurement of the branching fractions of four $B^{0, -} \to D^{(*) +, 0} K^{-} K_{S}^{0}$ decay modes. The measurement is based on data from SuperKEKB electron-positron colli…

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-ex2022

Measurement of the photon-energy spectrum in inclusive $B \to X_{s} γ$ decays identified using hadronic decays of the recoil $B$ meson in 2019-2021 Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +593

We measure the photon-energy spectrum in radiative bottom-meson ( $B$ ) decays into inclusive final states involving a strange hadron and a photon. We use SuperKEKB electron-positron…

hep-ex2022★ 2 cited

Measurement of Branching Fraction and Longitudinal Polarization in $B^{0} \to ρ^{+} ρ^{-}$ Decays at Belle II

Belle II Collaboration, F. Abudinén, I. Adachi +584

We present a measurement of the branching fraction and longitudinal polarization of $B^{0} \to ρ^{+} ρ^{-}$ decays. SuperKEKB electron-positron collision data corresponding to 189~fb$^{-…

hep-ex2021★ 60 cited

Search for $B^{+} \to K^{+} ν ν ˉ$ decays using an inclusive tagging method at Belle II

Belle II Collaboration, F. Abudinén, I. Adachi +377

A search for the flavor-changing neutral-current decay $B^{+} \to K^{+} ν ν ˉ$ is performed at the Belle II experiment at the SuperKEKB asymmetric energy electron-positron collider.…

hep-ex2020★ 2 cited

Studies of the semileptonic $B ˉ^{0} \to D^{*+} ℓ^{-} ν ˉ_{ℓ}$ and $B^{-} \to D^{0} ℓ^{-} ν ˉ_{ℓ}$ decay processes with 34.6 fb $^{- 1}$ of Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +542

We report measurements of the $B ˉ^{0} \to D^{*+} ℓ^{-} ν ˉ_{l}$ and $B^{-} \to D^{0} ℓ^{-} ν ˉ_{l}$ processes using 34.6 fb $^{- 1}$ of collision events recorded by the Belle…

hep-ex2020★ 1 cited

Measurement of the $B^{0}$ lifetime using fully reconstructed hadronic decays in the 2019 Belle II dataset

Belle II Collaboration, F. Abudinén, I. Adachi +534

This document presents the measurement of $B^{0}$ meson lifetimes using the 2019 Belle II dataset that corresponds to an integrated luminosity of $8.7 \pm 0.2$ fb $^{- 1}$ . Each candid…

hep-ex2019

Experimental determination of the isospin of $Λ_{c} (2765)^{+} / Σ_{c} (2765)^{+}$

The Belle Collaboration, A. Abdesselam, I. Adachi +454

We report an experimental determination of the isospin of $Λ_{c} (2765)^{+} / Σ_{c} (2765)^{+}$ using 980 fb $^{- 1}$ data in the $e^{+} e^{-}$ annihilation around $s = 10.6$ GeV collected by…

hep-ex2018★ 1 cited

Measurements of branching fraction and $C P$ asymmetry of the $B ˉ^{0} (B^{0}) \to K_{S}^{0} K^{\mp} π^{\pm}$ decay at Belle

A. Abdesselam, I. Adachi, K. Adamczyk +446

We report the measurement of the branching fraction and $C P$ asymmetry for the $B ˉ^{0} (B^{0}) \to K_{S}^{0} K^{\mp} π^{\pm}$ decay. The analysis is performed on a data sample of…

hep-ex2010★ 77 cited

Search for neutral Higgs bosons decaying into four taus at LEP2

ALEPH Collaboration, S. Schael, R. Barate +258

A search for the production and non-standard decay of a Higgs boson, h, into four taus through intermediate pseudoscalars, a, is conducted on 683 pb-1 of data collected by the ALEP…

hep-ex2005★ 351 cited

Branching ratios and spectral functions of tau decays: final ALEPH measurements and physics implications

the ALEPH Collaboration

The full LEP-1 data set collected with the ALEPH detector at the $Z$ pole during 1991-1995 is analysed in order to measure the $τ$ decay branching fractions. Extensive systematic s…

hep-ex2002★ 55 cited

Absolute Lower Limits on the Masses of Selectrons and Sneutrinos in the MSSM

ALEPH Collaboration

The results of searches for selectrons, charginos and neutralinos performed with the data collected by the ALEPH detector at LEP at centre-of-mass energies up to 209 GeV are interp…

hep-ex2002★ 54 cited

Search for Single Top Production in e+e- Collisions at sqrt(s) up to 209GeV

ALEPH Collaboration

Single top production via the flavour changing neutral current reactions e+e- -> \bar{t}c, \bar{t}u is searched for within the 214 pb-1 of data collected by ALEPH at centre-of-mass…

hep-ex2001★ 20 cited

Measurement of Ab_FB using inclusive b-hadron decays

ALEPH Collaboration

Based on a sample of four million events collected by ALEPH from 1991 to 1995, a measurement of the forward-backward asymmetry in Z -> b-barb decays using inclusive final states is…

hep-ex2001★ 165 cited

Study of the fragmentation of b quarks into B mesons at the Z peak

ALEPH Collaboration

The fragmentation of b quarks into B mesons is studied with four million hadronic Z decays collected by the ALEPH experiment during the years 1991-1995. A semi-exclusive reconstruc…

hep-ex2000★ 170 cited

Observation of an Excess in the Search for the Standard Model Higgs Boson at ALEPH

ALEPH Collaboration

A search has been performed for the Standard Model Higgs boson in the data sample collected with the ALEPH detector at LEP, at centre-of-mass energies up to 209GeV. An excess of 3s…

hep-ex2000★ 106 cited

Measurements of BR (b -> tau- nubar_tau X) and BR (b -> tau- nubar_tau D*+- X) and Upper Limits on BR (B- -> tau- nubar_tau) and BR (b -> s nu nubar)

ALEPH Collaboration

Inclusive branching ratios involving b to tau transitions are measured in approximately four million hadronic Z decays collected by the ALEPH detector at LEP. The fully-inclusive b…

hep-ex1999★ 37 cited

Search for the glueball candidates f0(1500) and fJ(1710) in gamma gamma collisions

ALEPH Collaboration

Data taken with the ALEPH detector at LEP1 have been used to search for gamma gamma production of the glueball candidates f0(1500) and fJ(1710) via their decay to pi+pi-. No signal…

hep-ex1999★ 31 cited

Measurement of the e+e- -> ZZ production cross-section at centre-of-mass energies of 183 and 189GeV

ALEPH Collaboration

The ee -> ZZ cross section at sqrt(s)=182.7 and 188.6 GeV has been measured using the ALEPH detector. The analysis covers all of the visible ZZ final states and yields cross sectio…

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

Measurement of B+→τ+ντ​ branching fraction with a hadronic tagging method at Belle II

New graph-neural-network flavor tagger for Belle II and measurement of sin2ϕ1​ in B0→J/ψKS0​ decays

Study of Υ(10753) decays to π+π−Υ(nS) final states at Belle II

Search for lepton-flavor-violating τ−→ℓ−ϕ decays in 2019-2021 Belle II data

Observation of B→D(∗)K−KS0​ decays using the 2019-2022 Belle II data sample

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

Measurement of the photon-energy spectrum in inclusive B→Xs​γ decays identified using hadronic decays of the recoil B meson in 2019-2021 Belle II data

Measurement of Branching Fraction and Longitudinal Polarization in B0→ρ+ρ− Decays at Belle II

Search for B+→K+ννˉ decays using an inclusive tagging method at Belle II

Studies of the semileptonic Bˉ0→D∗+ℓ−νˉℓ​ and B−→D0ℓ−νˉℓ​ decay processes with 34.6 fb−1 of Belle II data

Measurement of the B0 lifetime using fully reconstructed hadronic decays in the 2019 Belle II dataset

Experimental determination of the isospin of Λc​(2765)+/Σc​(2765)+

Measurements of branching fraction and CP asymmetry of the Bˉ0(B0)→KS0​K∓π± decay at Belle

Search for neutral Higgs bosons decaying into four taus at LEP2

Branching ratios and spectral functions of tau decays: final ALEPH measurements and physics implications

Absolute Lower Limits on the Masses of Selectrons and Sneutrinos in the MSSM

Search for Single Top Production in e+e- Collisions at sqrt(s) up to 209GeV

Measurement of Ab_FB using inclusive b-hadron decays

Study of the fragmentation of b quarks into B mesons at the Z peak

Observation of an Excess in the Search for the Standard Model Higgs Boson at ALEPH

Measurements of BR (b -> tau- nubar_tau X) and BR (b -> tau- nubar_tau D*+- X) and Upper Limits on BR (B- -> tau- nubar_tau) and BR (b -> s nu nubar)

Search for the glueball candidates f0(1500) and fJ(1710) in gamma gamma collisions

Measurement of the e+e- -> ZZ production cross-section at centre-of-mass energies of 183 and 189GeV

Measurement of $B^{+} \to τ^{+} ν_{τ}$ branching fraction with a hadronic tagging method at Belle II

New graph-neural-network flavor tagger for Belle II and measurement of $sin 2 ϕ_{1}$ in $B^{0} \to J / ψ K_{S}^{0}$ decays

Study of $Υ (10753)$ decays to $π^{+} π^{-} Υ (n S)$ final states at Belle II

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

Observation of $B \to D^{(*)} K^{-} K_{S}^{0}$ decays using the 2019-2022 Belle II data sample

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

Measurement of the photon-energy spectrum in inclusive $B \to X_{s} γ$ decays identified using hadronic decays of the recoil $B$ meson in 2019-2021 Belle II data

Measurement of Branching Fraction and Longitudinal Polarization in $B^{0} \to ρ^{+} ρ^{-}$ Decays at Belle II

Search for $B^{+} \to K^{+} ν ν ˉ$ decays using an inclusive tagging method at Belle II

Studies of the semileptonic $B ˉ^{0} \to D^{*+} ℓ^{-} ν ˉ_{ℓ}$ and $B^{-} \to D^{0} ℓ^{-} ν ˉ_{ℓ}$ decay processes with 34.6 fb $^{- 1}$ of Belle II data

Measurement of the $B^{0}$ lifetime using fully reconstructed hadronic decays in the 2019 Belle II dataset

Experimental determination of the isospin of $Λ_{c} (2765)^{+} / Σ_{c} (2765)^{+}$

Measurements of branching fraction and $C P$ asymmetry of the $B ˉ^{0} (B^{0}) \to K_{S}^{0} K^{\mp} π^{\pm}$ decay at Belle