Clay weekly context brief for the High Energy Physics category (ISO week 2026-W35).

Clay tracks publications from the High Energy Physics feed list. Below are recent items from this category, each with its source and a short description of what the publication covers when one is available in the source feed.

Recent publications:
1. Gravitational-wave propagation constraints on the dynamical Barbero--Immirzi field from GWTC-3 dark sirens
   Source: gr-qc (General Relativity and Quantum Cosmology)
   Link: https://arxiv.org/abs/2608.19392
   The Barbero--Immirzi (BI) parameter, originally a constant in the Holst term of first-order gravity, can be promoted to a dynamical scalar field $\gamma(x)$ coupled to torsion in Einstein--Cartan theory.
2. Search for top quark flavor-changing neutral currents in multilepton final states using an effective field theory approach in proton--proton collisions at
   Source: hep-ex (High Energy Physics - Experiment)
   Link: https://arxiv.org/abs/2608.19547
   We present a search for flavor-changing neutral current (FCNC) interactions involving the top quark in production and decay.
3. The HALO Engine: $\mathcal{O}(1)$-Step Compilation and Localized String Rupture for Lattice Gauge Theories on Quantum Hardware
   Source: hep-lat (High Energy Physics - Lattice)
   Link: https://arxiv.org/abs/2608.19243
   Simulating the real-time dynamics of lattice gauge theories (LGTs) represents a challenge for near-term quantum computing.
4. On trace invariance and energy-dependent entanglement in muon decay
   Source: hep-ph (High Energy Physics - Phenomenology)
   Link: https://arxiv.org/abs/2608.19287
   We revisit a proposed correction to the muon magnetic anomaly measurement and compare it with energy-binned scans reported by the Fermilab $g-2$ collaboration.
5. Quantum chaos and late-time equipartition of symmetry-resolved Krylov complexity
   Source: hep-th (High Energy Physics - Theory)
   Link: https://arxiv.org/abs/2608.19346
   We study symmetry-resolved Krylov complexity in finite-dimensional chaotic quantum many-body systems.
6. Spacetimes via Continuous posets: Old foundations and new developments
   Source: gr-qc (General Relativity and Quantum Cosmology)
   Link: https://arxiv.org/abs/2608.19502
   We introduce the reader to the continuous posets approach to spacetime geometry, a topic pioneered by Martin and Panangaden.
7. Heavy-flavour production and correlations in pp collisions: precision tests of pQCD and hadronisation with ALICE
   Source: hep-ex (High Energy Physics - Experiment)
   Link: https://arxiv.org/abs/2608.19714
   Heavy quarks (charm and beauty) are predominantly produced in hard partonic scatterings, making their cross sections in proton--proton (pp) collisions calculable in perturbative quantum chromodynamics (pQCD) and thus providing stringent tests of pQCD.
8. Lorentzian K\"{a}hler-Dirac fermions
   Source: hep-lat (High Energy Physics - Lattice)
   Link: https://arxiv.org/abs/2608.19400
   We examine the formulation of K\"{a}hler fermions on spacetimes with Lorentz signature.
9. Heavy quark transport in quark-gluon plasma beyond the non-relativistic limit
   Source: hep-ph (High Energy Physics - Phenomenology)
   Link: https://arxiv.org/abs/2608.19313
   The dynamics of heavy quarks in quark-gluon plasma (QGP) formed in heavy ion collisions provide a unique window to characterize its properties.
10. Quantum effects of charged massive scalar fields on charged black hole space-times
   Source: hep-th (High Energy Physics - Theory)
   Link: https://arxiv.org/abs/2608.19359
   We compute the renormalized expectation values of the scalar condensate, charge current and stress-energy tensor for a massive charged quantum scalar field on a Reissner-Nordstrom black hole.
11. Optimal Extension Regularity at the McVittie Event Horizon
   Source: gr-qc (General Relativity and Quantum Cosmology)
   Link: https://arxiv.org/abs/2608.19581
   We determine the optimal local extension regularity of the future black-hole event horizon in the exact spatially flat McVittie solutions sourced by a positive cosmological constant and a barotropic fluid with constant equation-of-state parameter $w>-1$.
12. The Search Budget of the BSM Resonance Program
   Source: hep-ex (High Energy Physics - Experiment)
   Link: https://arxiv.org/abs/2608.19764
   Data-directed scans, anomaly searches and general searches probe many mass spectra at once, and for them the look-elsewhere effect sets the discovery bar.
13. Correctness criteria for complex Langevin
   Source: hep-lat (High Energy Physics - Lattice)
   Link: https://arxiv.org/abs/2604.12388
   The complex Langevin approach is a promising method for the numerical treatment of systems with a sign problem, for which conventional lattice field theory techniques based on importance sampling cannot be applied.
14. Universal Two-Loop Current--Current Renormalization of Four-Fermion Operators
   Source: hep-ph (High Energy Physics - Phenomenology)
   Link: https://arxiv.org/abs/2608.19316
   The complete one- and two-loop gauge and scalar current--current contributions to the running of arbitrary dimension-six four-fermion operators are reported.
15. Krylov complexity and the growth of the black hole interior in 3D gravity
   Source: hep-th (High Energy Physics - Theory)
   Link: https://arxiv.org/abs/2608.19373
   We investigate the growth of the black hole interior in three-dimensional gravity from the boundary theory.
16. A New Method for Quasinormal Modes From Bound States and Homotopy deformations
   Source: gr-qc (General Relativity and Quantum Cosmology)
   Link: https://arxiv.org/abs/2608.19597
   Inspired by Mashhoon's bound state method, we propose a new bound state method for computing quasinormal modes (QNMs).
17. Distilling Normalizing Flows for Real-Time Anomaly Detection at the LHC
   Source: hep-ex (High Energy Physics - Experiment)
   Link: https://arxiv.org/abs/2608.19912
   Normalizing flows are principled anomaly detectors, selecting anomalies using a probabilistic per-event likelihood.
18. Localised Horizons and Holographic Thermodynamics: Supercooling in the 1/D Expansion
   Source: hep-lat (High Energy Physics - Lattice)
   Link: https://arxiv.org/abs/2608.13557
   In holography, four-dimensional confining gauge theories are often modelled by five-dimensional Einstein--scalar gravity by choosing a specific form of the scalar potential.
19. NAE, Statistically
   Source: hep-ph (High Energy Physics - Phenomenology)
   Link: https://arxiv.org/abs/2608.19317
   Searches for new physics using neural anomaly scores have transformative potential, but suffer from a lack of statistical interpretability.
20. BCFW recursion for light-like Wilson loop correlators
   Source: hep-th (High Energy Physics - Theory)
   Link: https://arxiv.org/abs/2608.19418
   We apply the idea of holomorphic linking (arXiv:1101.1329) to correlators of multiple light-like loop operators in $\mathcal{N}=4$ super Yang-Mills theory.
21. Generalized Polytropic Regular Black Holes in Arbitrary Dimensions
   Source: gr-qc (General Relativity and Quantum Cosmology)
   Link: https://arxiv.org/abs/2608.19606
   We investigate static, spherically symmetric regular black holes with anti-de Sitter (AdS) asymptotics in arbitrary spacetime dimensions.
22. Beyond $\Delta m^2$: Absolute Mass Sensitivity in Neutrino Oscillations
   Source: hep-ex (High Energy Physics - Experiment)
   Link: https://arxiv.org/abs/2608.13736
   Conventional wisdom says that neutrino oscillations measure only mass-squared differences and not the absolute neutrino mass scale.
23. Estimation of the pseudoscalar glueball mass based on a modified Transformer
   Source: hep-lat (High Energy Physics - Lattice)
   Link: https://arxiv.org/abs/2408.13280
   A modified Transformer model is introduced for estimating the mass of pseudoscalar glueball in lattice QCD.
24. Solar Constraints on Heavy Neutral Leptons with $\nu_\tau$ Mixing
   Source: hep-ph (High Energy Physics - Phenomenology)
   Link: https://arxiv.org/abs/2608.19319
   The mixing of heavy neutral leptons (HNLs) with tau neutrinos remains largely unconstrained compared to their mixing with electron and muon neutrinos.
25. Holographic Bit Threads from String-Diagrammatic Quantum Information Flow
   Source: hep-th (High Energy Physics - Theory)
   Link: https://arxiv.org/abs/2608.19428
   Bit threads, arising as the convex dual of the minimal-surface formula for holographic entanglement entropy, are line-like structures with nontrivial bulk trajectories.
26. Open quantum system approach to the Unruh-DeWitt detector in impulsive plane wave spacetimes
   Source: gr-qc (General Relativity and Quantum Cosmology)
   Link: https://arxiv.org/abs/2608.19692
   In this paper we employ the open quantum system framework with the influence functional formalism to non-perturbatively analyze the response of an Unruh-DeWitt detector modeled as a harmonic oscillator which interacts with a massless scalar field in impulsive plane wave spacetimes.
27. Cosmic-ray characterization of a timing detector based on extruded scintillators and wavelength-shifting fibers read-out through SiPMs
   Source: hep-ex (High Energy Physics - Experiment)
   Link: https://arxiv.org/abs/2608.19229
   Timing detectors based on extruded scintillators of different dimensions with different kinds of wavelength-shifting fibers read-out through SiPMs have been extensively tested using a cosmic ray telescope.
28. $QQ\bar Q\bar Q$ Quark System and Gauge/String Duality
   Source: hep-lat (High Energy Physics - Lattice)
   Link: https://arxiv.org/abs/2510.25605
   We propose a stringy description of a system composed of two heavy quarks and two heavy antiquarks, mimicking that in pure $SU(3)$ gauge theory.
29. TeV-scale leptogenesis in a parity symmetric neutrino mass model
   Source: hep-ph (High Energy Physics - Phenomenology)
   Link: https://arxiv.org/abs/2608.19367
   We study leptogenesis via out-of-equilibrium decays of right-handed neutrinos in a parity symmetric extension of the Standard Model with gauge group $SU(3)_c \times SU(2)_L \times SU(2)_R \times U(1)_X$, spontaneously broken to the Standard Model gauge group at a scale $v_R$.
30. Tropical and Stringy Integrals for In-In Correlators
   Source: hep-th (High Energy Physics - Theory)
   Link: https://arxiv.org/abs/2608.19720
   We introduce tropical and stringy integrals for fixed-graph contributions to cosmological in-in correlators of conformally coupled scalars.
31. Can Stochastic Clocks in FLRW Minisuperspace Prevent Dynamical Singularities?
   Source: gr-qc (General Relativity and Quantum Cosmology)
   Link: https://arxiv.org/abs/2608.19695
   We develop a stochastic extension of the Wheeler--DeWitt equation in FLRW minisuperspace and show that quantum backreaction can dynamically regulate the big bang singularity without imposing external boundary conditions.
32. Multivariate amplitude analysis of the cascade particle decays based on the Nearest Neighbors fitting
   Source: hep-ex (High Energy Physics - Experiment)
   Link: https://arxiv.org/abs/2608.19267
   The Nearest Neighbors estimation of likelihood is implemented for the multivariate amplitude analysis of the cascades of particle decays.

Sources in this brief: gr-qc (General Relativity and Quantum Cosmology); hep-ex (High Energy Physics - Experiment); hep-lat (High Energy Physics - Lattice); hep-ph (High Energy Physics - Phenomenology); hep-th (High Energy Physics - Theory).
Selected 32 of 416 available items for this weekly brief.