B. Paschen

hep-exhep-phphysics.ins-dethep-lat

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W_6nkzdk5z·v1 · currentpublished

Measurements of the branching fractions of

Λ_c^+\toΛK^+ π^0

and

Λ_c^+\toΛK^+ η

decays at Belle and Belle II

with Belle, Belle II Collaborations, :, M. Abumusabh +399

1 version

Preprints & journals

108 papers in the corpus · 2018–2026

Measurement of Charged-Particle Production in sqrt[s_NN]=9.62 TeV Proton-Oxygen Collisions as a Probe of Cosmic-Ray Air Showers with the ATLAS Detector.42826970 · Aad, G, Aakvaag, E, Abbott, B et al.2026 · 1 citationPhysical review letters. 2026;137(12):121901

Measurements of Z-Boson Pair Entanglement in Decays of Higgs Bosons at the ATLAS Experiment.42789880 · Aad, G, Aakvaag, E, Abbott, B et al.2026 · 2 citationsPhysical review letters. 2026;137(11):111804

Evidence of ZZγ Production with the ATLAS Detector.42726943 · Aad, G, Aakvaag, E, Abbott, B et al.2026 · 1 citationPhysical review letters. 2026;137(9):091804

Evidence of Higgs Boson Inclusive Production at High Transverse Momentum Decaying to a Pair of b-Quarks with the ATLAS Detector.42675441 · Aad, G, Aakvaag, E, Abbott, B et al.2026 · 0 citationsPhysical review letters. 2026;137(7):071801

First Search for B→X_sνν[over ¯] Decays.42360933 · Abumusabh, M, Adachi, I, Adamczyk, K et al.2026 · 1 citationPhysical review letters. 2026;136(23):231801

Improved measurement of Born cross sections for

\chi_{bJ}\,\omega

and

\chi_{bJ}\,(\pi^+\pi^-\pi^0)_{\rm non-\omega}

(

J

= 0, 1, 2) at Belle and Belle II2510.25461v2 · Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2025 · 0 citationsJHEP04(2026)101

Search for B^0→K^*0τ^+τ^- Decays at the Belle II Experiment.41138105 · Adachi, I, Adamczyk, K, Aggarwal, L et al.2025 · 3 citationsPhysical review letters. 2025;135(15):151801

Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment.41076698 · Adachi, I, Aggarwal, L, Ahmed, H et al.2025 · 4 citationsPhysical review letters. 2025;135(13):131801

Observation of

e^+e^-\to\eta\Upsilon(2S)

and search for

e^+e^-\to\eta\Upsilon(1S),~\gamma X_b

\sqrt{s}

near 10.75 GeV2509.01917v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2025 · 0 citationsarXiv

Search for Lepton-Flavor-Violating Decay Modes B^0→K_S^0τ^±ℓ^∓ with Hadronic B Tagging at Belle and Belle II.40794050 · Adachi, I, Adamczyk, K, Aggarwal, L et al.2025 · 1 citationPhysical review letters. 2025;135(4):041801

Search for P_cc[over ¯]s(4459)^0 and P_cc[over ¯]s(4338)^0 in ϒ(1S,2S) Inclusive Decays at Belle.40794057 · Adachi, I, Aggarwal, L, Ahmed, H et al.2025 · 13 citationsPhysical review letters. 2025;135(4):041901

Search for the lepton-flavor-violating

\tau^{-} \rightarrow e^{\mp} \ell^{\pm} \ell^{\mp}

decays at Belle II2507.18236v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2025 · 2 citationsarXiv

Measurement of the $ D^0\rightarrow K^-\pi^+e^+e^- $ branching fraction and search for $ D^0\rightarrow \pi^+\pi^-e^+e^- $ and $D^0\rightarrow K^+K^-e^+e^- $ decays at Belle2507.05050v2 · Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2025 · 1 citationPhys. Rev. D 112, L071101 (2025)

Observation of the decays

B^{+} \to \Sigma_{c}(2455)^{++} \overline{\Xi}_{c}^{-}

and

B^{0} \to \Sigma_{c}(2455)^{0} \overline{\Xi}_{c}^{0}

2507.05094v3 · Belle, Belle II Collaborations: M. Abumusabh, I. Adachi et al.2025 · 4 citationsPhys. Rev. D 112, L051101 (2025)

Search for an Axion-Like Particle in

B\rightarrow K^{(*)} a (\rightarrow\gamma\gamma)

Decays at Belle2507.01249v4 · Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2025 · 1 citationJ. High Energ. Phys. 2025, 109 (2025)

Measurement of the CP asymmetry in

D^+ \to \pi^+ \pi^0

decays at Belle II2506.07879v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2025 · 2 citationsPhys. Rev. D 112, L031101 (2025)

Search for lepton-flavor-violating

\tau^- \to \ell^- K_s^0

decays at Belle and Belle II2504.15745v1 · Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2025 · 1 citationJ. High Energ. Phys. 2025, 92 (2025)

Test of lepton flavor universality with measurements of

R(D^{+})

and

R(D^{*+})

using semileptonic

B

tagging at the Belle II experiment2504.11220v3 · I. Adachi, K. Adamczyk, L. Aggarwal et al.2025 · 6 citationsPhys. Rev. D 112, 032010 (2025)

Measurement of the Branching Fraction of

\Lambda_c^+ \to p K_S^0 \pi^0

at Belle2503.04371v2 · The Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2025 · 0 citationsarXiv

Measurement of

B^+\to\tau^+\nu_\tau

branching fraction with a hadronic tagging method at Belle II2502.04885v1 · I. Adachi, K. Adamczyk, H. Ahmed et al.2025 · 4 citationsPhys. Rev. D 112, 072002 (2025)

Measurement of CP Asymmetries in B^0→K_S^0π^0γ Decays at Belle II.39913692 · Adachi, I, Aggarwal, L, Ahmed, H et al.2025 · 2 citationsPhysical review letters. 2025;134(1):011802

Measurement of the branching fraction and

\it CP

-violating asymmetry of the decay

B^{0} \rightarrow \pi^{0} \pi^{0}

using

387

million bottom-antibottom meson pairs in Belle II data2412.14260v1 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 1 citationarXiv

Measurement of the inclusive branching fractions for

B_s^0

decays into

D

mesons via hadronic tagging2411.14032v2 · Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2024 · 1 citationarXiv

Measurement of

B \to K{}^{*}(892)\gamma

decays at Belle II2411.10127v3 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 1 citationJHEP 09 (2025) 024

Measurement of the time-integrated CP asymmetry in

D^{0}\rightarrow K^{0}_{S}K^{0}_{S}

decays using Belle and Belle II data2411.00306v4 · Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2024 · 3 citationsPhys. Rev. D 111, 012015 (2025)

Observation of time-dependent

CP

violation and measurement of the branching fraction of

B^0 \to J/\psi \pi^0

decays2410.08622v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 2 citationsPhys. Rev. D 111, 012011 (2025)

Search for Rare b→dℓ^+ℓ^- Transitions at Belle.39303229 · Adachi, I, Aggarwal, L, Aihara, H et al.2024 · 8 citationsPhysical review letters. 2024;133(10):101804

Determination of

|V_{ub}|

from simultaneous measurements of untagged

B^0\to\pi^- \ell^+ \nu_{\ell}

and

B^+\to\rho^0 \ell^+\nu_{\ell}

decays2407.17403v1 · I. Adachi, L. Aggarwal, H. Aihara et al.2024 · 0 citationsarXiv

Search for the baryon number and lepton number violating decays

\tau^-\to \Lambda\pi^-

and

\tau^-\to \bar{\Lambda}\pi^-

at Belle II2407.05117v1 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 0 citationsPhysical Review D 110, 112003 (2024)

Measurement of the integrated luminosity of data samples collected during 2019-2022 by the Belle II experiment2407.00965v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 26 citationsChin. Phys. C 49, 013001 (2025)

Measurement of the branching fractions of

\bar{B}\to D^{(*)} K^- K^{(*)0}_{(S)}

and

\bar{B}\to D^{(*)}D_s^{-}

decays at Belle II2406.06277v4 · I. Adachi, L. Aggarwal, H. Aihara et al.2024 · 3 citationsJ. High Energ. Phys. 08 (2024) 206

Search for the decay

B^{0}\to\gamma\gamma

using Belle and Belle II data2405.19734v2 · Belle, Belle II Collaborations: I. Adachi, L. Aggarwal et al.2024 · 4 citationsPhys. Rev. D 110, L031106 (2024)

Measurement of the energy dependence of the

e^+e^- \to B\bar{B}

B\bar{B}{}^*

, and

B^*\bar{B}{}^*

cross sections at Belle~II2405.18928v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 0 citationsarXiv

First Measurement of R(X_τ/ℓ) as an Inclusive Test of the b→cτν Anomaly.38856254 · Adachi, I, Adamczyk, K, Aggarwal, L et al.2024 · 12 citationsPhysical review letters. 2024;132(21):211804

Test of light-lepton universality in

\tau

decays with the Belle II experiment2405.14625v2 · I. Adachi, K. Adamczyk, L. Aggarwal et al.2024 · 2 citationsJournal of High Energy Physics 08 (2024) 205

Search for lepton-flavor-violating

\tau^- \to \mu^-\mu^+\mu^-

decays at Belle II2405.07386v2 · I. Adachi, L. Aggarwal, H. Aihara et al.2024 · 8 citationsJ. High Energ. Phys. 2024, 62 (2024).

Measurement of the branching fraction of the decay

B^- \to D^0 \rho(770)^-

at Belle II2404.10874v2 · I. Adachi, L. Aggarwal, H. Aihara et al.2024 · 3 citationsPhys. Rev. D 109, L111103 (2024)

Measurement of the

e^+e^- \to \pi^+\pi^-\pi^0

cross section in the energy range 0.62-3.50 GeV at Belle II2404.04915v2 · I. Adachi, L. Aggarwal, H. Aihara et al.2024 · 8 citationsPhys. Rev. D 110 (2024) 112005

Measurement of

CP

asymmetries in

B^0 \rightarrow K^0_S K^0_S K^0_S

decays at Belle II2403.02590v1 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 0 citationsarXiv

Search for a

\mu^+\mu^-

resonance in four-muon final states at Belle II2403.02841v2 · I. Adachi, K. Adamczyk, L. Aggarwal et al.2024 · 12 citationsPhys. Rev. D 109, 112015 (2024)

New graph-neural-network flavor tagger for Belle II and measurement of

\sin2\phi_1

B^0 \to J/\psi K^0_\text{S}

decays2402.17260v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 13 citationsPhys. Rev. D 110, 012001, 2024

Measurement of

CP

asymmetries in

B^0\to\eta'K^0_s

decays at Belle II2402.03713v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 0 citationsPhys. Rev. D 110, 112002, Published 2 December, 2024

Study of

\Upsilon(10753)

decays to

\pi^{+}\pi^{-}\Upsilon(nS)

final states at Belle II2401.12021v3 · I. Adachi, L. Aggarwal, H. Ahmed et al.2024 · 0 citationsarXiv

A test of lepton flavor universality with a measurement of

R(D^{*})

using hadronic

B

tagging at the Belle II experiment2401.02840v1 · I. Adachi, K. Adamczyk, L. Aggarwal et al.2024 · 19 citationsarXiv

Search for the

e^+e^-\to\eta_{b}(1S)\omega

and

e^+e^-\to\chi_{b0}(1P)\omega

processes at

\sqrt{s}=10.745\,\mathrm{GeV}

2312.13043v1 · I. Adachi, L. Aggarwal, H. Ahmed et al.2023 · 0 citationsarXiv

Evidence for

B^{+}\to K^{+}\nu\bar{\nu}

decays2311.14647v3 · I. Adachi, K. Adamczyk, L. Aggarwal et al.2023 · 95 citationsPhys. Rev. D 109, 112006 (2024)

Tests of Light-Lepton Universality in Angular Asymmetries of B^0→D^*-ℓν Decays.37977641 · Adachi, I, Adamczyk, K, Aggarwal, L et al.2023 · 8 citationsPhysical review letters. 2023;131(18):181801

Measurement of branching fractions and direct

CP

asymmetries for

B \to K\pi

and

B\to\pi\pi

decays at Belle II2310.06381v2 · I. Adachi, L. Aggarwal, H. Ahmed et al.2023 · 9 citationsPhys. Rev. D 109, 012001 (2024)

Determination of

|V_{cb}|

using

\overline{B}^0\to D^{*+}\ell^-\bar\nu_\ell

decays with Belle II2310.01170v2 · I. Adachi, K. Adamczyk, L. Aggarwal et al.2023 · 23 citationsPhys.Rev.D 108 (2023) 9, 092013

Search for a τ^+τ^- Resonance in e^+e^-→μ^+μ^-τ^+τ^- Events with the Belle II Experiment.37802942 · Adachi, I, Adamczyk, K, Aggarwal, L et al.2023 · 10 citationsPhysical review letters. 2023;131(12):121802

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