Clay weekly context brief for the Condensed Matter category (ISO week 2026-W38).

Clay tracks publications from the Condensed Matter 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. Topological Melting of Magnetic Stripes and the Emergence of Macroscopic d-wave Superconductivity in the 2D Hubbard Model
   Source: cond-mat.supr-con (Superconductivity)
   Link: https://arxiv.org/abs/2606.07634
   The exact ground state of the two-dimensional Hubbard model is critical for understanding cuprate superconductivity.
2. The cutoff profile for exclusion processes in any dimension
   Source: cond-mat.stat-mech (Statistical Mechanics)
   Link: https://arxiv.org/abs/2106.03685
   Consider symmetric simple exclusion processes, with or without Glauber dynamics on the boundary set, on a sequence of connected unweighted graphs $G_N=(V_N,E_N)$ which converge geometrically and spectrally to a compact connected metric measure space.
3. Dissipation-induced nonlocal phase-coherent transport in a topological superconductor
   Source: cond-mat.mes-hall (Mesoscale and Nanoscale Physics)
   Link: https://arxiv.org/abs/2609.10821
   Nonlocal phase-coherent transport via Majorana bound states, so-called teleportation, requires Coulomb blockade to suppress local Andreev reflection.
4. Microwave-controlled interactions and stripe formation of static-field-shielded polar molecules
   Source: cond-mat.quant-gas (Quantum Gases)
   Link: https://arxiv.org/abs/2609.11395
   We study polar molecules where short-range losses are suppressed by a shielding scheme involving a static electric field and an elliptically polarized microwave field.
5. A Phase-Field Study of Desiccation Crack Pattern Maturation under Drying-Wetting Cycles
   Source: cond-mat.soft (Soft Condensed Matter)
   Link: https://arxiv.org/abs/2609.11048
   The characteristic intersection angle of the desiccation crack relaxes from near \ang{90} toward \ang{120} under repeated drying--wetting cycles.
6. Dual-unitary Circuits as a Platform for Quantum Reservoir Computing
   Source: cond-mat.dis-nn (Disordered Systems and Neural Networks)
   Link: https://arxiv.org/abs/2609.09292
   Quantum reservoir computing (QRC) is a machine learning approach which employs the internal dynamics of a physical system (the reservoir) to encode and process information.
7. Implicit size dependence of the valence electron concentration criterion in high-entropy alloys
   Source: cond-mat.mtrl-sci (Materials Science)
   Link: https://arxiv.org/abs/2609.09309
   The valence electron concentration (VEC) is the most widely used predictor of FCC against BCC stability in high-entropy alloys (HEAs), yet it is a compositional average carrying no information about atomic size.
8. Tuning Charge Density Wave transitions through lattice strain in NbSe3
   Source: cond-mat.other (Other Condensed Matter)
   Link: https://arxiv.org/abs/2609.09375
   The Charge Density Wave (CDW) state is a perfect example of a combined structural and electronic state, both characterized by a periodic lattice distortion and an electronic modulation of condensed electrons, resulting from electron-phonon coupling.
9. Magnetic phases of Kondo lattice materials Ce$_5$RhGe$_2$ and Ce$_5$IrGe$_2$
   Source: cond-mat.str-el (Strongly Correlated Electrons)
   Link: https://arxiv.org/abs/2609.08580
   Single crystals of Ce$_5$RhGe$_2$ and Ce$_5$IrGe$_2$ have been systematically investigated by electrical resistivity, specific heat, and magnetization measurements.
10. Transport and Temperature: Exact spectrum and Drude weight for the one-dimensional infinite-$U$ Hubbard model
   Source: cond-mat.supr-con (Superconductivity)
   Link: https://arxiv.org/abs/2604.02426
   Understanding charge transport in strongly correlated systems remains a central challenge in condensed matter physics, while exact analytical results for finite-temperature transport remain rare.
11. Topographic Disorder, Wind Coupling, and Directional Fire Spread: Critical Behavior in a Terrain-Weighted Forest Fire Model
   Source: cond-mat.stat-mech (Statistical Mechanics)
   Link: https://arxiv.org/abs/2609.07763
   We introduce the Terrain-Weighted Forest Fire Model (TFFM), a lattice model in which fire spreads on a spatially correlated Gaussian height field with the asymmetric bond probability $p_{i\to j}=\mathrm{clip}[e^{-\beta+\gamma(h_j-h_i)},0,1]$, plus an additive wind bias.
12. Controlling topology in flux-mismatched Hofstadter bilayers
   Source: cond-mat.mes-hall (Mesoscale and Nanoscale Physics)
   Link: https://arxiv.org/abs/2609.10837
   Stacked two-dimensional materials provide a promising platform for electrically controlling topological electronic states.
13. Finite-time effects in periodically kicked systems
   Source: cond-mat.quant-gas (Quantum Gases)
   Link: https://arxiv.org/abs/2609.11568
   In this work, we study finite-time effects in ultracold atomic systems by considering time-dependent modulations with variable waveforms and durations.
14. Kinetics of ferritin crystal formation and melting in acoustically levitated droplets
   Source: cond-mat.soft (Soft Condensed Matter)
   Link: https://arxiv.org/abs/2609.11226
   Understanding protein crystallization pathways is essential for controlling crystallization in structural biology, materials science, and pharmaceutical applications.
15. Image recognition based on optical spike processing with exciton-polaritons
   Source: cond-mat.dis-nn (Disordered Systems and Neural Networks)
   Link: https://arxiv.org/abs/2609.09939
   Exciton-polariton condensates combine ultrafast dynamics with strong optical nonlinearities, making them promising for optical neuromorphic computing.
16. Phase stability and mechanical response of Ag-interlayered Al/Cu resistance spot-welded joints
   Source: cond-mat.mtrl-sci (Materials Science)
   Link: https://arxiv.org/abs/2609.09364
   Dissimilar Al/Cu joints are essential to battery-pack assemblies; however, their mechanical strength is limited by brittle Al-Cu intermetallic compounds (IMCs) such as Al2Cu and Al4Cu9.
17. Comprehensive molecular dynamics study of the dynamical properties of a dense binary hard-sphere mixture
   Source: cond-mat.other (Other Condensed Matter)
   Link: https://arxiv.org/abs/2609.09532
   We present an extensive molecular dynamics (MD) study of the dynamical properties of a binary hard-sphere fluid over a wide range of packing fractions, $\phi \approx 0.357-0.582$.
18. Schwinger boson perturbation theory for spin-$S$ Kitaev-Heisenberg magnets: phase diagram and dynamical response near Kitaev spin liquids
   Source: cond-mat.str-el (Strongly Correlated Electrons)
   Link: https://arxiv.org/abs/2609.08548
   We develop a Schwinger boson perturbative framework for the spin-$S$ Kitaev-Heisenberg model.
19. Pairing and charge distribution in Emery ladders preserving the ratio of Cu to O atoms
   Source: cond-mat.supr-con (Superconductivity)
   Link: https://arxiv.org/abs/2603.10755
   We study the Emery model (three-band Hubbard model) for superconducting cuprates on three distinct ladder-like lattices that are supercells of the CuO$_2$ plane and thus preserve the ratio of copper to oxygen atoms.
20. Thermodynamic learning
   Source: cond-mat.stat-mech (Statistical Mechanics)
   Link: https://arxiv.org/abs/2609.04732
   We discuss the possibility to train a thermodynamic system, whose micro-variables are fully determined through the Hamiltonian by the usual statistical mechanical rules, to perform tasks such as memorization and generalization.
21. Emergence of spin-orbit coupling among spin, atomic orbital, and Bloch dynamics in Janus double-transition-metal MXenes
   Source: cond-mat.mes-hall (Mesoscale and Nanoscale Physics)
   Link: https://arxiv.org/abs/2609.10953
   We found a spin-orbit coupling to cause a simultaneous correlation among three degrees of freedom, the electronic spin, orbital, and Bloch dynamics in an investigation into the electronic structure of Janus double-transition-metal MXenes, Mo$_2$HfC$_2$OS and W$_2$HfC$_2$OS.
22. Condensation temperature and magnetic phases of trapped coherently coupled Bose gases
   Source: cond-mat.quant-gas (Quantum Gases)
   Link: https://arxiv.org/abs/2609.11779
   We investigate condensation and finite-temperature magnetic phase transitions in a coherently (Rabi) coupled Bose gas confined in a three-dimensional harmonic trap.
23. Impact waves in soft bilayer tissues
   Source: cond-mat.soft (Soft Condensed Matter)
   Link: https://arxiv.org/abs/2609.11705
   In this study, we investigate impact-wave propagation in a pre-stressed compressible hyperelastic bilayer resting on a frictionless rigid substrate within the framework of nonlinear elasticity.
24. Fast, Accurate, and Scalable Fermionic Neural Networks via Translation Equivariance
   Source: cond-mat.dis-nn (Disordered Systems and Neural Networks)
   Link: https://arxiv.org/abs/2609.10186
   We demonstrate that designing a neural quantum state to be an exact eigenstate of the Hamiltonian's symmetries significantly improves both training speed and final variational energy.
25. High-pressure elastic properties of GeO2 polymorphs up to 120 GPa
   Source: cond-mat.mtrl-sci (Materials Science)
   Link: https://arxiv.org/abs/2609.09469
   We systematically investigated the phase stability and pressure dependence of the elastic properties of four GeO2 polymorphs: rutile-, CaCl2-, alpha-PbO2-, and pyrite-type phases using theoretical calculations based on density functional theory.
26. Integrated Population Balance and Multiphysics Modeling for Predicting Undesired Agglomeration in Small Molecule Manufacturing
   Source: cond-mat.other (Other Condensed Matter)
   Link: https://arxiv.org/abs/2609.10256
   Agitated filter dryers (AFDs) are a crucial unit operation in small molecule manufacturing that enables simultaneous filtration, washing, and drying of active pharmaceutical ingredients.
27. High-resolution angle-resolved photoemission spectroscopy with tunable magnetic field
   Source: cond-mat.str-el (Strongly Correlated Electrons)
   Link: https://arxiv.org/abs/2609.08498
   The control and perturbation of quantum phenomena with magnetic fields is an indispensable tool in materials research.
28. Demonstration of a scalable all-solid-state refrigerator exploiting diffusion geometries and limiting interfacial conductances at temperatures below 1 kelvin
   Source: cond-mat.supr-con (Superconductivity)
   Link: https://arxiv.org/abs/2608.17125
   Solid-state refrigerators using Normal-metal/Insulator/Superconductor (NIS) junctions have previously demonstrated excellent electron cooling but limited ability to cool phonons.
29. The Memory Hidden in Response Fluctuations: Trajectory-Level Fluctuation-Response Theory and Inequalities for Non-Markovian Jump Dynamics
   Source: cond-mat.stat-mech (Statistical Mechanics)
   Link: https://arxiv.org/abs/2608.20328
   Modern experiments often record nonequilibrium dynamics as sequences of discrete events whose rates depend on the realized past.
30. A substrate booster for P-type 2D ferromagnetic semiconductor
   Source: cond-mat.mes-hall (Mesoscale and Nanoscale Physics)
   Link: https://arxiv.org/abs/2609.11015
   Spin transistors with its both charge and spin properties tuned via electrostatic gating are believed capable for widespread use, which however have proven challenging due to the extreme rareness of their physical base -- magnetic semiconductors.

Sources in this brief: cond-mat.dis-nn (Disordered Systems and Neural Networks); cond-mat.mes-hall (Mesoscale and Nanoscale Physics); cond-mat.mtrl-sci (Materials Science); cond-mat.other (Other Condensed Matter); cond-mat.quant-gas (Quantum Gases); cond-mat.soft (Soft Condensed Matter); cond-mat.stat-mech (Statistical Mechanics); cond-mat.str-el (Strongly Correlated Electrons); cond-mat.supr-con (Superconductivity).
Selected 30 of 341 available items for this weekly brief.