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Matthew Kenzie

0000-0001-7910-4109
hep-exnucl-exhep-phModels, TheoreticalElementary ParticlesCMSPhysicsphysics.ins-det3-jet massAlpha-S

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published · living versions
W_n8w2bebz·v1 · currentpublished
Towards AI-Agent-Accelerated Research in High-Energy Physics: A Case Study in Monte Carlo Analysis
with Tianqi Gao, Ruobing Jiang, Dawei Fu, Andrew Michael Levin +1
1 version

Preprints & journals

616 papers in the corpus · 2013–2026
Antimatter 'tag' used to detect elusive particle decay.42687028 · Kenzie, Matt2026 · 0 citationsNature. 2026;657(8130):42-44
First Evidence of the Decay B^+→π^+e^+e^-.42675448 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 0 citationsPhysical review letters. 2026;137(7):071804
Search for the Lepton-Flavor Violating Decays B^+→π^+μ^±e^∓.42628049 · Aaij, R, Abdelfatah, M, Abdelmotteleb, A S W et al.2026 · 0 citationsPhysical review letters. 2026;137(6):061802
Test of Lepton Flavor Universality with B^0→K^*0ℓ^+ℓ^- Decays at Large Dilepton Invariant Mass.42606424 · Aaij, R, Abdelfatah, M, Abdelmotteleb, A S W et al.2026 · 0 citationsPhysical review letters. 2026;137(5):051803
Evidence for the Rare Decay B^+→Λ[over ¯]pμ^+μ^-.42606492 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 0 citationsPhysical review letters. 2026;137(5):051801
Observation of CP Violation in B^0→J/ψρ(770)^0 Decays.42537061 · Aaij, R, Abdelmotteleb, A S W, Beteta, C Abellan et al.2026 · 0 citationsPhysical review letters. 2026;137(3):031803
Observation of the Doubly Charmed Baryon Ξ_cc^+ with the LHCb Run 3 Detector.42503113 · Aaij, R, Abdelfatah, M, Abdelmotteleb, A S W et al.2026 · 3 citationsPhysical review letters. 2026;137(2):021902
Comprehensive Analysis of the B^0→K^*0μ^+μ^- Decay.42503139 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 5 citationsPhysical review letters. 2026;137(2):021802
First Measurement of Time-Dependent CP Violation in the Flavor-Changing Neutral-Current Decay B^0→K_S^0μ^+μ^-.42360944 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 1 citationPhysical review letters. 2026;136(23):231904
Measurement of the Top-Quark Production Cross Section and Charge Asymmetry at LHCb.42330470 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 0 citationsPhysical review letters. 2026;136(22):221801
Evidence for the decay Bs0→ϕη′B^0_s\to\phi\eta'2605.07586v2 · R. Aaij, M. Abdelfatah, A.S.W. Abdelmotteleb et al.2026 · 0 citationsJHEP10(2026)055
Searches for B^0→K^+π^-τ^+τ^- and B_s^0→K^+K^-τ^+τ^- Decays.42172424 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 1 citationPhysical review letters. 2026;136(18):181802
First Evidence of the B_s^0→K^-π^+γ Decay.42139500 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 0 citationsPhysical review letters. 2026;136(17):171801
Precision Measurement of CP Violation and Branching Fractions in B^±→K_S^0h^± (h=π, K) Decays and Search for the Rare Decay B_c^±→K_S^0K^±.42113172 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 0 citationsPhysical review letters. 2026;136(16):161801
Angular analysis of the B+→π+μ+μ−B^+\to\pi^+\mu^+\mu^- decay2604.21987v2 · R. Aaij, M. Abdelfatah, A.S.W. Abdelmotteleb et al.2026 · 0 citationsJ. High Energ. Phys. 2026, 4 (2026)
Study of the B0→Λc+Λˉc−KS0B^0 \to \Lambda_c^+ \bar{\Lambda}_c^- K_S^0 decay2604.15040v2 · R. Aaij, M. Abdelfatah, A.S.W. Abdelmotteleb et al.2026 · 0 citationsPhysical Review D 114, 012012 (2026)
Measurement of the local and nonlocal amplitudes in B+→K+μ+μ−B^{+}\to K^{+}\mu^{+}\mu^{-} decays2603.12477v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2026 · 0 citationsJHEP08(2026)155
Polarization measurement of Λc+\Lambda^+_c and Λ‾c−\overline{\Lambda}{}^-_c baryons in ppNe collisions at sNN=68.6\sqrt{s_{NN}} = 68.6 GeV2602.17184v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2026 · 0 citationsPhys. Rev. Lett. 137 (2026) 091901
Observation of the Rare Baryonic Decay B^+→pΛ[over ¯] and Measurement of its Weak Decay Parameter.41723698 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2026 · 0 citationsPhysical review letters. 2026;136(5):051802
Search for τ−→μ−μ+μ−\tau^-\to \mu^-\mu^+\mu^- decays at the LHCb experiment with Run 2 data2601.20785v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2026 · 0 citationsJHEP 09 (2026) 069
Observation of the decay χc1(3872)→J ⁣/ψμ+μ−\chi_{c1}(3872)\rightarrow J\mskip -3mu/\mskip -2mu\psi \mu^+\mu^-2601.20790v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2026 · 0 citationsPhys. Rev. D 113 (2026) 072019
Search for lepton-number-violating B−→D(∗)+μ−μ−B^-\to D^{(*)+}\mu^-\mu^- decays2601.07657v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2026 · 0 citationsPhys. Rev. D 113 092006 2026
Search for heavy neutral leptons in B-meson decays2512.14551v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 2 citationsJournal of High Energy Physics 03 (2026) 178
Observation of Orbitally Excited B_c^+ States.41418227 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2025 · 6 citationsPhysical review letters. 2025;135(23):231902
Measurement of the branching fractions and longitudinal polarisations of B(s)0→K∗0K‾∗0B^0_{(s)} \to K^{*0} \kern 0.18em \overline{\kern -0.18em K}{}^{*0} decays2512.05102v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 1 citationPhys. Rev. D 113 (2026), 092002
Observation and investigation of the Tccˉ1(4430)+T_{c\bar{c}1}(4430)^{+} structure in B+→ψ(2S)KS0π+B^{+} \to \psi(2S) K_{\text{S}}^{0} \pi^{+} decays2511.20428v3 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsPhys. Rev. D 113 (2026) L071101
Differential decay rate of B+→J/ψK+B^+ \to J/\psi K^+ with the LHCb Upgrade I experiment2511.16564v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsJHEP04(2026)170
Branching fraction measurement of the Λ→pμ−ν‾μ\mathit{\Lambda} \to p \mu^- \overline{\nu}_{\mu} decay2511.15681v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 2 citationsJHEP 04(2026)96
Physics Briefing Book: Input for the 2026 update of the European Strategy for Particle Physics2511.03883v1 · Jorge de Blas, Monica Dunford, Emanuele Bagnaschi et al.2025 · 8 citationsarXiv
Search for KS(L)0→π+π−μ+μ−K_{\mathrm{S(L)}}^{0} \rightarrow \pi^{+}\pi^{-}\mu^{+}\mu^{-} decays at LHCb2511.02619v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsPhys. Rev. D 113 (2026) 072001
Measurement of the Z-Boson Mass.41172198 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2025 · 1 citationPhysical review letters. 2025;135(16):161802
Observation of a New Charmed Baryon Decaying to Ξ_c^+π^-π^+.41172206 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2025 · 5 citationsPhysical review letters. 2025;135(16):161901
Measurement of C ⁣PC\!P asymmetry in D0→KS0KS0D^0 \to K^0_{\rm S} K^0_{\rm S} decays with Run 3 data2510.14732v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 1 citationJHEP 02 (2026) 253
Study of charm mixing and CP violation with D0→K±π∓π±π∓D^0\to K^\pm\pi^\mp\pi^\pm\pi^\mp decays2510.04963v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsJHEP 12 (2025) 153
Measurement of the W→μνμW \to \mu \nu_\mu cross-sections as a function of the muon transverse momentum in pppp collisions at 5.02 TeV2509.18817v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsJHEP 03 (2026) 148
Observation of Bc+→Dh+h−B_c^+ \to D h^+ h^- decays2509.15873v3 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 2 citationsPhys. Rev. Lett. 136, 021804 (2026)
First evidence of CPCP violation in beauty baryon to charmonium decays2509.16103v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 2 citationsScience Bulletin 71 (2026) 547-557
A model-independent measurement of the CKM angle γ\gamma in the decays B±→[K+K−π+π−]Dh±B^\pm\to[K^+K^-\pi^+\pi^-]_D h^\pm and B±→[π+π−π+π−]Dh±B^\pm\to[\pi^+\pi^-\pi^+\pi^-]_D h^\pm (h=K,πh = K, \pi)2509.15139v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 1 citationJ. High Energ. Phys. 2026, 62 (2026)
Measurement of the branching fraction of the Λb0→J/ψΛ\Lambda_b^0\to J/\psi\Lambda decay and isospin asymmetry of B→J/ψKB\to J/\psi K decays2509.12805v3 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 1 citationJHEP 01 (2026) 159
Amplitude analysis of $B^0 \rightarrow \eta_c(1S) K^+ \pi^- $ decays2509.03133v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsThe European Physical Journal C Volume 86, article number 537, (2026)
Inclusive BB-meson flavour-tagging algorithm at LHCb2508.20180v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsJHEP 11 (2025) 041
Measurement of branching fractions and CPCP asymmetries in Λb0(Ξb0) ⁣→pKS0h−\mathit{\Lambda}_b^0(\mathit{\Xi}_b^0)\!\to pK_{\mathrm S}^0h^- decays2508.17836v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 3 citationsJHEP 10 (2025) 169
First observation of CPCP violation and measurement of polarization in B+→ρ(770)0K∗(892)+B^+\to\rho(770)^0 K^*(892)^+ decays2508.13563v3 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 2 citationsPhys. Rev. Lett. 136 (2026) 021803
Deuteron identification via time of flight with LHCb2508.06305v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsEur. Phys. J. C 85, 1329 (2025)
Prospects of searches for invisible BB-meson decays at FCC-ee2508.04471v2 · P. Alvarez Cartelle, M. Kenzie, R. Mangrulkar et al.2025 · 0 citationsJHEP 04 (2026) 011
Amplitude analysis of the Ξc+→pK−π+\Xi^+_c\to pK^-\pi^+ decay and Ξc+\Xi^+_c baryon polarization measurement in semileptonic beauty-hadron decays2508.00492v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 1 citationPhys. Rev. D 112 (2025) 092003
Observation of the Very Rare Σ^+→pμ^+μ^- Decay.40824789 · Aaij, R, Abdelmotteleb, A S W, Abellan Beteta, C et al.2025 · 1 citationPhysical review letters. 2025;135(5):051801
Improved measurement of η/η′\eta / \eta^{\prime} mixing in B(s)0→J/ψη(′)B^{0}_{(s)} \rightarrow J/\psi \eta^{(\prime)} decays2507.13914v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 1 citationJHEP 10 (2025) 113
Measurement of the B0→ρ(770)0γB^0\rightarrow \rho(770)^{0}\gamma branching fraction2507.14401v3 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsJHEP12(2025)151
Precision measurement of the Ξb0{\it{\Xi}}_b^0 baryon lifetime2507.12402v2 · R. Aaij, A.S.W. Abdelmotteleb, C. Abellan Beteta et al.2025 · 0 citationsPhys. Rev. D112 (2025) 052012
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