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Publications (136)

hep-ex2025

Model-agnostic likelihood for the reinterpretation of the $B^+\to K^+ν\barν$ measurement at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +374

hep-ex2024

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

Belle, Belle II Collaborations, : +407

hep-ex2019

Measurement of the cross section for hard exclusive $π^0$ leptoproduction

M. G. Alexeev, G. D. Alexeev, A. Amoroso +199

hep-ex2026

Search for $e^+ e^- \to γχ_{bJ}$ ($J$ = 0, 1, 2) near $\sqrt{s} = 10.746$ GeV at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +399

hep-ex2025

Charged-hadron identification at Belle II

Belle II Collaboration, I. Adachi, H. Ahmed +408

hep-ex2022

Double $J/ψ$ production in pion-nucleon scattering at COMPASS

G. D. Alexeev, M. G. Alexeev, A. Amoroso +191

hep-ex2018

Measurement of $P_T$-weighted Sivers asymmetries in leptoproduction of hadrons

M. G. Alexeev, G. D. Alexeev, A. Amoroso +209

hep-ex2026

Study of $e^{+}e^{-}\to h^{+}h^{-}J/ψ~(h=π,~K,~p)$ via initial-state radiation at Belle~II

Belle II Collaboration, M. Abumusabh, I. Adachi +417

hep-ex2025

Search for lepton flavor-violating decay modes $B^0 \to K^{\ast 0}τ^\pm\ell^\mp$ ($\ell = e,μ$) with hadronic B-tagging at Belle and Belle II

Belle, Belle II Collaborations, : +375

hep-ex2026

Search for axion-like particles decaying to two photons at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +450

hep-ex2022

The exotic meson $π_1(1600)$ with $J^{PC} = 1^{-+}$ and its decay into $ρ(770)π$

M. G. Alexeev, G. D. Alexeev, A. Amoroso +192

hep-ex2026

First measurements of the branching fractions for the decay modes $Ξ_c^{0} \to Λη$ and $Ξ_c^0 \to Λη'$ and search for the decay $Ξ_c^{0} \to Λπ^0$ using Belle and Belle II data

Belle, Belle II Collaborations, : +321

hep-ex2019

Letter of Intent: A New QCD facility at the M2 beam line of the CERN SPS (COMPASS++/AMBER)

B. Adams, C. A. Aidala, R. Akhunzyanov +263

hep-ex2023

Tests of light-lepton universality in angular asymmetries of $B^0 \to D^{*-} \ell ν$ decays

Belle II Collaboration, I. Adachi, K. Adamczyk +416

hep-ex2026

Measurement of the $CP$ asymmetry in $D^0\toπ^+π^-π^0$ decays at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +400

hep-ph2021

Triangle Singularity as the Origin of the $a_1(1420)$

G. D. Alexeev, M. G. Alexeev, A. Amoroso +194

hep-ex2019

Strange-Meson Spectroscopy at COMPASS

S. Wallner

hep-ex2024

Measurement of the integrated luminosity of data samples collected during 2019-2022 by the Belle II experiment

The Belle II Collaboration, I. Adachi, L. Aggarwal +404

hep-ex2026

Search for the lepton-flavor-violating $τ^{-} \rightarrow e^{\mp} \ell^{\pm} \ell^{\mp}$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +447

hep-ex2024

New graph-neural-network flavor tagger for Belle II and measurement of $\sin2ϕ_1$ in $B^0 \to J/ψK^0_\text{S}$ decays

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

hep-ex2022

Strange-Meson Spectroscopy -- from COMPASS to AMBER

S. Wallner

hep-ex2026

A search for feebly-interacting particles in $B$ decays with missing energy at Belle

Belle, Belle II Collaborations, : +406

hep-ex2024

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

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

hep-ex2026

Improved measurement of Born cross sections for $χ_{bJ}\,ω$ and $χ_{bJ}\,(π^+π^-π^0)_{\rm non-ω}$ ($J$ = 0, 1, 2) at Belle and Belle II

Belle, Belle II Collaborations, : +424

hep-ex2017

Transverse-momentum-dependent Multiplicities of Charged Hadrons in Muon-Deuteron Deep Inelastic Scattering

M. Aghasyan, R. Akhunzyanov, M. G. Alexeev +227

hep-ex2023

Determination of $|V_{cb}|$ using $\overline{B}^0\to D^{*+}\ell^-\barν_\ell$ decays with Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +416

hep-ex2023

Measurement of the branching fraction and $\it CP$ asymmetry of $B^{0} \rightarrow π^{0} π^{0}$ decays using $198 \times 10^6$ $B\overline{B}$ pairs in Belle II data

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

hep-ex2024

Determination of $|V_{ub}|$ from simultaneous measurements of untagged $B^0\toπ^- \ell^+ ν_{\ell}$ and $B^+\toρ^0 \ell^+ν_{\ell}$ decays

Belle II Collaboration, I. Adachi, L. Aggarwal +417

hep-ex2025

Observation of $e^+e^-\toηΥ(2S)$ and search for $e^+e^-\toηΥ(1S),~γX_b$ at $\sqrt{s}$ near 10.75 GeV

Belle II Collaboration, I. Adachi, L. Aggarwal +435

hep-ex2026

First measurement of the masses of the $Υ_1(1D)$ and $Υ_3(1D)$ states and the energy dependence of the cross sections for $e^+e^-\toΥ_J(1D)η$ and $e^+e^-\toΥ_J(1D)π^+π^-$

Belle, Belle II Collaborations, : +398

hep-ex2024

Measurement of $CP$ asymmetries in $B^0\toη'K^0_s$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +399

hep-ex2017

First measurement of transverse-spin-dependent azimuthal asymmetries in the Drell-Yan process

Aghasyan, R. Akhunzyanov, M. G. Alexeev +216

hep-ex2026

First evidence of $X(3872)\toπ^0χ_{c0}(1P)$ and search for $X(3915)\toπ^0χ_{c1}(1P)$

Belle, Belle II Collaborations, : +412

hep-ex2024

Search for lepton flavor-violating decay modes $B^0\to K_S^0τ^\pm\ell^\mp~(\ell=μ, e)$ with hadronic $B$-tagging at Belle and Belle II

Belle, Belle II Collaborations, : +425

hep-ex2026

Observation of the radiative decay $D_s (2317)^+ \to D_s^* γ$

Belle II Collaboration, M. Abumusabh, I. Adachi +367

hep-ex2023

Precise measurement of the $D^+_s$ lifetime at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +359

hep-ex2024

Search for a $μ^+μ^-$ resonance in four-muon final states at Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +401

hep-ex2025

Measurement of the $ D^{0}\rightarrow K^{-}π^{+}e^{+}e^{-} $ branching fraction and search for $ D^{0}\rightarrow π^{+}π^{-}e^{+}e^{-} $ and $D^{0}\rightarrow K^{+}K^{-}e^{+}e^{-} $ decays at Belle

Belle, Belle II Collaborations, : +481

hep-ex2024

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

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

hep-ex2023

Measurement of $CP$ asymmetries in $B^0\to ϕK^0_S$ decays with Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +432

hep-ex2024

Measurement of the branching fraction and $\it CP$-violating asymmetry of the decay $B^{0} \rightarrow π^{0} π^{0}$ using $387$ million bottom-antibottom meson pairs in Belle II data

Belle II Collaboration, I. Adachi, L. Aggarwal +437

hep-ex2023

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

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

hep-ex2025

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

hep-ex2024

Measurement of the branching fraction of the decay $B^- \to D^0 ρ(770)^-$ at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +389

hep-ex2018

Light isovector resonances in $π^- p \to π^-π^-π^+ p$ at 190 GeV/${\it c}$

M. Aghasyan, M. G. Alexeev, G. D. Alexeev +221

hep-ex2025

Search for $CP$ violation in $Ξ_c^+\toΣ^+h^+h^-$ and $Λ_c^+\to ph^+h^-$ at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +344

hep-ex2026

Study of $e^+e^- \to π^+π^-Υ(1D)$ at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +404

hep-ex2018

Azimuthal asymmetries of charged hadrons produced in high-energy muon scattering off longitudinally polarised deuterons

C. Adolph, M. Aghasyan, R. Akhunzyanov +221

hep-ex2021

Probing transversity by measuring $Λ$ polarisation in SIDIS

M. G. Alexeev, G. D. Alexeev, A. Amoroso +196

hep-ex2023

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

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

hep-ex2026

Observation of the decays $B^{+} \to Σ_{c}(2455)^{++} \barΞ_{c}^{\prime-}$ and $B^{0} \to Σ_{c}(2455)^{0} \barΞ_{c}^{\prime0}$

Belle, Belle II Collaborations, : +403

hep-ex2024

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

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

hep-ex2017

First measurement of the Sivers asymmetry for gluons from SIDIS data

C. Adolph, M. Aghasyan, R. Akhunzyanov +223

hep-ex2025

Search for Pcs(4459) and Pcs(4338) in Upsilon(1S,2S) inclusive decays at Belle

I. Adachi, L. Aggarwal, H. Ahmed +402

hep-ex2023

High-statistics measurement of Collins and Sivers asymmetries for transversely polarised deuterons

G. D. Alexeev, M. G. Alexeev, C. Alice +183

hep-ex2025

Model-independent measurement of $D^0$-$\overline{D}{}^0$ mixing parameters in $D^0\rightarrow K^0_{S}π^+π^-$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +339

hep-ex2026

Measurement of time-dependent $CP$ asymmetries in $B^0 \to K_{\rm S}^0 \: π^{+} π^{-} γ$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +350

hep-ex2026

First Observation of an Exotic Reggeon

G. D. Alexeev, M. G. Alexeev, C. Alice +180

hep-ex2023

Novel method for the identification of the production flavor of neutral charmed mesons

Belle II Collaboration, I. Adachi, L. Aggarwal +396

hep-ex2026

Searches for charged-lepton-flavor violation in $χ_{bJ}(1P)$ decays

Belle, Belle II Collaborations, : +415

hep-ex2024

Measurement of branching fractions and direct $CP$ asymmetries for $B \to Kπ$ and $B\toππ$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +435

hep-ex2026

Study of $B^+ \to μ^+ ν_μ$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +412

hep-ex2025

Measurement of the time-integrated $CP$ asymmetry in $D^0 \to K^0_{\rm S} K^0_{\rm S}$ decays using opposite-side flavor tagging at Belle and Belle II

Belle, Belle II Collaborations, : +378

hep-ex2024

Measurement of the hard exclusive $π^{0}$ muoproduction cross section at COMPASS

G. D. Alexeev, M. G. Alexeev, C. Alice +169

hep-ex2023

Spin Density Matrix Elements in Exclusive $ρ^0$ Meson Muoproduction

G. D. Alexeev, M. G. Alexeev, C. Alice +186

hep-ex2026

Measurement of inclusive $B \to X_u \ell ν$ partial branching fractions and $|V_{ub}|$ at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +419

hep-ex2017

Sivers asymmetry extracted in SIDIS at the hard scale of the Drell-Yan process at COMPASS

C. Adolph, M. Aghasyan, R. Akhunzyanov +223

hep-ex2025

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

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

hep-ex2023

Measurement of the $τ$-lepton mass with the Belle~II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +418

hep-ex2025

Spectroscopy of Strange Mesons and First Observation of a Strange Crypto-Exotic State with $J^P=0^-$

G. D. Alexeev, M. G. Alexeev, C. Alice +160

hep-ex2025

Measurements of the branching fractions of $Ξ_{c}^{+}\to Σ^{+}K_{S}^{0}$, $Ξ_{c}^{+}\to Ξ^{0}π^{+}$, and $Ξ_{c}^{+}\to Ξ^{0}K^{+}$ at Belle and Belle II

Belle, Belle II Collaborations, : +357

hep-ex2016

Final COMPASS results on the deuteron spin-dependent structure function $g_1^{\rm d}$ and the Bjorken sum rule

C. Adolph, M. Aghasyan, R. Akhunzyanov +223

hep-ex2025

Search for $C\!P$ violation in $D^+_{(s)}\to{}K_{S}^{0}K^{-}π^{+}π^{+}$ decays using triple and quadruple products

Belle, Belle II Collaborations, : +366

hep-ex2016

Multiplicities of charged kaons from deep-inelastic muon scattering off an isoscalar target

C. Adolph, J. Agarwala, M. Aghasyan +223

hep-ex2025

Measurement of the time-integrated $CP$ asymmetry in $D^0\toπ^0π^0$ decays at Belle II

Belle II Collaboration, I. Adachi, Y. Ahn +372

hep-ex2024

A test of lepton flavor universality with a measurement of $R(D^{*})$ using hadronic $B$ tagging at the Belle II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +434

hep-ex2025

Studies of hadron spectroscopy at Belle and Belle II

S. Wallner

hep-ph2017

New analysis of $ηπ$ tensor resonances measured at the COMPASS experiment

A. Jackura, C. Fernandez-Ramirez, M. Mikhasenko +232

hep-ex2025

Observation of the decay $B^0 \to J/ψω$ at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +383

hep-ex2016

Observation of a new narrow axial-vector meson $a_1(1420)$

C. Adolph, R. Akhunzyanov, M. G. Alexeev +201

hep-ex2024

Measurements of the branching fractions of $Ξ_{c}^{0}\toΞ^{0}π^{0}$, $Ξ_{c}^{0}\toΞ^{0}η$, and $Ξ_{c}^{0}\toΞ^{0}η^{\prime}$ and asymmetry parameter of $Ξ_{c}^{0}\toΞ^{0}π^{0}$

Belle, Belle II Collaborations, : +382

hep-ex2025

Measurement of $B^+\toτ^+ν_τ$ branching fraction with a hadronic tagging method at Belle II

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

hep-ex2024

Search for lepton-flavor-violating $τ^- \to μ^-μ^+μ^-$ decays at Belle II

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

hep-ex2023

Measurement of branching-fraction ratios and $CP$ asymmetries in $B^{\pm} \to D_{CP\pm}K^{\pm}$ decays at Belle and Belle II

The Belle, Belle II Collaborations, : +427

hep-ex2026

Measurement of time-dependent $CP$ violation parameters in $B^{0} \to K_{S}^{0} π^{0} γ$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +416

hep-ex2024

Measurement of branching fractions, CP asymmetry, and isospin asymmetry for $\boldsymbol{B\rightarrowργ}$ decays using Belle and Belle II data

Belle II Collaboration, I. Adachi, K. Adamczyk +407

hep-ex2019

Contribution of exclusive diffractive processes to the measured azimuthal asymmetries in SIDIS

J. Agarwala, M. G. Alexeev, G. D. Alexeev +203

hep-ex2026

Charged-lepton identification at Belle~II

Belle II Collaboration, M. Abumusabh, I. Adachi +409

hep-ex2025

Observation of time-dependent $CP$ violation and measurement of the branching fraction of $B^0 \to J/ψπ^0$ decays

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

hep-ex2019

Transverse Extension of Partons in the Proton probed by Deeply Virtual Compton Scattering

R. Akhunzyanov, M. G. Alexeev, G. D. Alexeev +223

hep-ex2023

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

hep-ex2026

Search for $Ξ^0p$, $Ω^- p$, and $Ω^- n$ dibaryons in $Υ(1S)$ and $Υ(2S)$ decays at Belle

Belle, Belle II Collaborations, : +367

hep-ex2026

Test of lepton flavor universality with measurements of $R(D^{+})$ and $R(D^{*+})$ using semileptonic $B$ tagging at the Belle II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +450

hep-ex2025

Dihadron Transverse-Spin Asymmetries in Muon-Deuteron Deep-Inelastic Scattering

G. D. Alexeev, M. G. Alexeev, C. Alice +168

hep-ex2025

Measurement of $CP$ asymmetries in $B^0 \to K^0_S π^0 γ$ decays at Belle II

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

hep-ex2023

Measurement of $C\!P$ asymmetries and branching-fraction ratios for $B^\pm \to DK^\pm$ and $Dπ^\pm$ with $D\to K^0_{\rm S} K^\pmπ^\mp$ using Belle and Belle II data

Belle, Belle II Collaboration, : +408

hep-ex2026

Measurement of mixing-induced CP violation in the decay $B^0 \to π^0 π^0$

Belle II Collaboration, M. Abumusabh, I. Adachi +437

hep-ex2024

Measurement of $CP$ asymmetries in $B^0 \rightarrow K^0_S K^0_S K^0_S$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +450

hep-ex2025

Measurement of the Branching Fraction of $Λ_c^+ \to p K_S^0 π^0$ at Belle

The Belle, Belle II Collaborations, : +426

hep-ex2021

Spin Density Matrix Elements in Exclusive $ω$ Meson Muoproduction $^*$

M. G. Alexeev, G. D. Alexeev, A. Amoroso +197