KM
Konstantin T. Matchev
hep-phhep-excs.LGhep-thphysics.data-anastro-phCMSquant-phPhysicsastro-ph.EP
On Valency
published · living versionsW_qkkpsuvh·v1 · currentpublished
Blueprint for an AI-Enabled Particle Theory Community
with George T. Fleming, Daniel C. Hackett, James Halverson, T. J. Hobbs +79
1 version
Preprints & journals
496 papers in the corpus · 1995–2026Blueprint for an AI-Enabled Particle Theory Community2610.28505v1 · George T. Fleming, Daniel C. Hackett, James Halverson et al.2026 · 0 citationsarXivon Valency
Observation of ϒ(1S)+Z Associated Production and Measurement of the Effective Double-Parton Scattering Cross Section in Proton-Proton Collisions at sqrt[s]=13 TeV.42886900 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 0 citationsPhysical review letters. 2026;137(14):141902
Observation of Nuclear Suppression in Coherent ϒ(1S) Photoproduction off Heavy Nuclei at the LHC.42886932 · Belyaev, A, Hayrapetyan, A, Tumasyan, A et al.2026 · 0 citationsPhysical review letters. 2026;137(14):142301
Combination of ATLAS and CMS Searches for Higgs Boson Pair Production at sqrt[s]=13 TeV.42854147 · Aad, G, Aakvaag, E, Abbott, B et al.2026 · 1 citationPhysical review letters. 2026;137(13):131803
Search for the Nonresonant Production of a Pair of Additional Higgs Bosons in the Type-X Two-Higgs-Doublet Model in Proton-Proton Collisions at sqrt[s]=13 TeV.42854157 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2026 · 0 citationsPhysical review letters. 2026;137(13):131801
Search for Electroweakinos in Compressed-Spectrum Scenarios with Low-Momentum Isolated Tracks in Proton-Proton Collisions at sqrt[s]=13 TeV.42854160 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 0 citationsPhysical review letters. 2026;137(13):131802
Search for Associated Production of a Higgs Boson and Two Vector Bosons via Vector-Boson Scattering at sqrt[s]=13 TeV.42759021 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 0 citationsPhysical review letters. 2026;137(10):101806
Reining in an Agentic Harness for High Energy Physics2609.00107v1 · Tony Menzo, George T. Fleming, Konstantin T. Matchev et al.2026 · 0 citationsarXiv
Evidence of ZZγ Production and Observation of 4ℓγ in Proton-Proton Collisions at sqrt[s]=13 TeV.42727009 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 0 citationsPhysical review letters. 2026;137(9):091805
Observation of Long-Range Collective Flow in O+O and Ne+Ne Collisions and Implications for Nuclear Structure Studies.42705282 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 4 citationsPhysical review letters. 2026;137(8):082302
Observation of the Jet Diffusion Wake Using Dijets in Heavy-Ion Collisions.42675426 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 2 citationsPhysical review letters. 2026;137(7):071902
Efficient Hamiltonian Truncation: Fast Matrix Construction and Quantum Krylov Diagonalization2608.13691v1 · Rachel Houtz, Marco Knipfer, Konstantin Matchev et al.2026 · 0 citationsarXiv
Analytical Landscape of Maximal Magic for Two-Qutrit States and Beyond2607.07197v1 · Marco Knipfer, Alexander Roman, Katia Matcheva et al.2026 · 0 citationsarXiv
Search for Light Pseudoscalar Bosons, Pair-Produced in Higgs Boson Decays in the Four-Electron Final State in Proton-Proton Collisions at sqrt[s]=13 TeV.42172389 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 0 citationsPhysical review letters. 2026;136(18):181807
First Evidence for Mixing-Induced CP Violation in B_s^0→J/ψϕ(1020) Decays in pp Collisions at sqrt[s]=13 TeV.42172397 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2026 · 2 citationsPhysical review letters. 2026;136(18):181801
Observation of Suppressed Charged-Particle Production in Ultrarelativistic Oxygen-Oxygen Collisions.42113161 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 11 citationsPhysical review letters. 2026;136(16):162301
ASTER -- Agentic Science Toolkit for Exoplanet Research2603.26953v1 · Emilie Panek, Alexander Roman, Gaurav Shukla et al.2026 · 0 citationsarXiv
Agentic Diagrammatica: Towards Autonomous Symbolic Computation in High Energy Physics2603.26990v1 · Tony Menzo, Alexander Roman, George T. Fleming et al.2026 · 0 citationsarXiv
Measurement of D^0 Meson Photoproduction in Ultraperipheral Heavy Ion Collisions.41965013 · Chekhovsky, V, Hayrapetyan, A, Makarenko, V et al.2026 · 2 citationsPhysical review letters. 2026;136(12):122303
The Pareto Frontiers of Magic and Entanglement: The Case of Two Qubits2603.24902v1 · Alexander Roman, Marco Knipfer, Jogi Suda Neto et al.2026 · 0 citationsarXiv
Observation of tWZ Production at the CMS Experiment.41824968 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 0 citationsPhysical review letters. 2026;136(8):081802
AI Agents for Variational Quantum Circuit Design2602.19387v1 · Marco Knipfer, Alexander Roman, Konstantin T. Matchev et al.2026 · 0 citationsarXiv
Building an AI-native Research Ecosystem for Experimental Particle Physics: A Community Vision2602.17582v1 · Thea Klaeboe Aarrestad, Alaa Abdelhamid, Haider Abidi et al.2026 · 0 citationsarXiv
Balancing Variety and Sample Size: Optimal Parameter Sampling for Ariel Target Selection2601.21020v2 · Emilie Panek, Alexander Roman, Katia Matcheva et al.2026 · 0 citationsarXiv
Simultaneous Probe of the Charm and Bottom Quark Yukawa Couplings Using tt[over ¯]H Events.41586649 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2026 · 4 citationsPhysical review letters. 2026;136(1):011801
Hunting for "Oddballs" with Machine Learning: Detecting Anomalous Exoplanets Using a Deep-Learned Low-Dimensional Representation of Transit Spectra with Autoencoders2601.02324v1 · Alexander Roman, Emilie Panek, Roy T. Forestano et al.2026 · 0 citationsarXiv
Observation of Coherent ϕ(1020) Meson Photoproduction in Ultraperipheral PbPb Collisions at sqrt[s_NN]=5.36 TeV.41557409 · Chekhovsky, V, Hayrapetyan, A, Makarenko, V et al.2026 · 3 citationsPhysical review letters. 2025;135(26):262301
HEPTAPOD: Orchestrating High Energy Physics Workflows Towards Autonomous Agency2512.15867v2 · Tony Menzo, Alexander Roman, Sergei Gleyzer et al.2025 · 0 citationsarXiv
Search for New Physics in Jet Multiplicity Patterns of Multilepton Events at sqrt[s]=13 TeV.41418187 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2025 · 0 citationsPhysical review letters. 2025;135(23):231804
Search for the Rare Decay D^0→μ^+μ^- in Proton-Proton Collisions at sqrt[s]=13.6 TeV.41138114 · Chekhovsky, V, Hayrapetyan, A, Makarenko, V et al.2025 · 2 citationsPhysical review letters. 2025;135(15):151803
Observation of Λ Hyperon Local Polarization in p-Pb Collisions at sqrt[s_NN]=8.16 TeV.41076707 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2025 · 10 citationsPhysical review letters. 2025;135(13):132301
Probing Gluon Fluctuations in Nuclei with the First Energy-Dependent Measurement of Incoherent J/ψ Photoproduction in Ultraperipheral PbPb Collisions.41004769 · Chekhovsky, V, Hayrapetyan, A, Makarenko, V et al.2025 · 6 citationsPhysical review letters. 2025;135(11):112301
Measurement of WWZ and ZH Production Cross Sections at sqrt[s]=13 and 13.6 TeV.40952229 · Hayrapetyan, A, Makarenko, V, Tumasyan, A et al.2025 · 4 citationsPhysical review letters. 2025;135(9):091802
Observation of the Charged-Particle Multiplicity Dependence of σ_ψ(2S)/σ_J/ψ in p-Pb Collisions at 8.16 TeV.40952232 · Chekhovsky, V, Hayrapetyan, A, Makarenko, V et al.2025 · 3 citationsPhysical review letters. 2025;135(9):092301
Evidence for Similar Collectivity of High Transverse-Momentum Particles in p-Pb and Pb-Pb Collisions.40929204 · Chekhovsky, V, Hayrapetyan, A, Makarenko, V et al.2025 · 6 citationsPhysical review letters. 2025;135(7):071903
Search for a Neutral Gauge Boson with Nonuniversal Fermion Couplings in Vector Boson Fusion Processes in Proton-Proton Collisions at sqrt[s]=13 TeV.40864941 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2025 · 0 citationsPhysical review letters. 2025;135(6):061803
Supervised Machine Learning Methods with Uncertainty Quantification for Exoplanet Atmospheric Retrievals from Transmission Spectroscopy2508.04982v1 · Roy T. Forestano, Konstantin T. Matchev, Katia Matcheva et al.2025 · 0 citationsarXiv
The Electroweak Sphaleron Revisited: I. Static Solutions, Energy Barrier, and Unstable Modes2505.05607v1 · Konstantin T. Matchev, Sarunas Verner2025 · 2 citationsarXiv
The Electroweak Sphaleron Revisited: II. Study of Decay Dynamics2505.05608v1 · Konstantin T. Matchev, Sarunas Verner2025 · 2 citationsarXiv
Search for Fractionally Charged Particles in Proton-Proton Collisions at sqrt[s]=13 TeV.40250389 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2025 · 10 citationsPhysical review letters. 2025;134(13):131802
United States Muon Collider Community White Paper for the European Strategy for Particle Physics Update2503.23695v3 · A. Abdelhamid, D. Acosta, P. Affleck et al.2025 · 0 citationsarXiv
The Linear Collider Facility (LCF) at CERN2503.24049v2 · H. Abramowicz, E. Adli, F. Alharthi et al.2025 · 1 citationarXiv
A Linear Collider Vision for the Future of Particle Physics2503.19983v5 · H. Abramowicz, E. Adli, F. Alharthi et al.2025 · 10 citationsarXiv
Search for Nuclear Modifications of B^+ Meson Production in p-Pb Collisions at sqrt[s_NN]=8.16 TeV.40192405 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2025 · 3 citationsPhysical review letters. 2025;134(11):111903
Quantum generative adversarial networks for gluon initiated jets generation2503.05044v1 · Rey Guadarrama, Sergei Gleyzer, Mariia Baidachna et al.2025 · 0 citationsarXiv
Search for New Resonances Decaying to Pairs of Merged Diphotons in Proton-Proton Collisions at sqrt[s]=13 TeV.39951610 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2025 · 4 citationsPhysical review letters. 2025;134(4):041801
Reweighting simulated events using machine-learning techniques in the CMS experiment.40342237 · Hayrapetyan, A, Tumasyan, A, Adam, W et al.2025 · 6 citationsThe European physical journal. C, Particles and fields. 2025;85(5):495
Quantum Diffusion Model for Quark and Gluon Jet Generation2412.21082v1 · Mariia Baidachna, Rey Guadarrama, Gopal Ramesh Dahale et al.2024 · 1 citationarXiv
Lie-Equivariant Quantum Graph Neural Networks2411.15315v1 · Jogi Suda Neto, Roy T. Forestano, Sergei Gleyzer et al.2024 · 0 citationsarXiv
Quantum Attention for Vision Transformers in High Energy Physics2411.13520v1 · Alessandro Tesi, Gopal Ramesh Dahale, Sergei Gleyzer et al.2024 · 3 citationsarXiv
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