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4e04f9a6ada0b861f406e22d41c8aef11abd76646aa5cdfef61703ffbdfd1656 | 2026-01-07T00:00:00-05:00 | Hydrodynamic Whispering: Enabling Near-Field Silent Communication via Artificial Lateral Line Arrays | arXiv:2601.02394v1 Announce Type: cross Abstract: To address the imperative for covert underwater swarm coordination, this paper introduces "Hydrodynamic Whispering," a near-field silent communication paradigm utilizing Artificial Lateral Line (ALL) arrays. Grounded in potential flow theory, we model the transmitter as... | https://arxiv.org/abs/2601.02394 | Academic Papers | svg |
93f2ee64a45952835296b80eea9f3c124731424cd95ebf5a6e6cbcf7bb2ecd40 | 2026-01-07T00:00:00-05:00 | How Alice, long before her time, derived the principles of quantum mechanics | arXiv:2601.02419v1 Announce Type: cross Abstract: This philosophical dialogue explores the idea that the foundational principles of quantum mechanics need not be interpreted as describing a new physics, but may instead arise from the logical necessity of formalising the act of measurement within a coherent algebraic fr... | https://arxiv.org/abs/2601.02419 | Academic Papers | svg |
621255ec4728b17b6aec98dbdd2908b0f7bae63743492846f277bc1339368c1f | 2026-01-07T00:00:00-05:00 | Thrust Regulation in a Solid Fuel Ramjet using Dynamic Mode Adaptive Control | arXiv:2601.02429v1 Announce Type: cross Abstract: This paper presents the application of a novel data-driven adaptive control technique, called dynamic mode adaptive control (DMAC), for regulating thrust in a solid fuel ramjet (SFRJ). A high-fidelity computational model incorporating compressible flow theory and equili... | https://arxiv.org/abs/2601.02429 | Academic Papers | svg |
e8bab59a2fd4f661527d5b63e121b571291aceac96ca3996bbe0f059ed075de8 | 2026-01-07T00:00:00-05:00 | Anomalous Collision of Exceptional Points on Nonorientable Manifolds | arXiv:2601.02442v1 Announce Type: cross Abstract: Band degeneracies, ranging from Hermitian Dirac points to non-Hermitian exceptional points (EPs), play a central role in topological phase transitions. Beyond the topology of individual degeneracies, their mutual interactions yield richer phenomena. A representative exa... | https://arxiv.org/abs/2601.02442 | Academic Papers | svg |
b845d3cdccb0936a8588068c967e50b5528a36e5b02f117c117df301116c9e9f | 2026-01-07T00:00:00-05:00 | Magnetic reconnection with a 0.1 rate: Effective resistivity in general relativistic magnetohydrodynamics | arXiv:2601.02460v1 Announce Type: cross Abstract: Relativistic magnetic reconnection is thought to power various multi-wavelength emission signatures from neutron stars and black holes. Relativistic resistive magnetohydrodynamics (RRMHD) offers the simplest model of reconnection. However, a small uniform resistivity un... | https://arxiv.org/abs/2601.02460 | Academic Papers | svg |
c34ad4610323750ee64521e90d447ca38e219b2e7c2ba18f7c722265d6f5df9c | 2026-01-07T00:00:00-05:00 | Resonances in b-EMRIs: playing the black hole piano | arXiv:2601.02468v1 Announce Type: cross Abstract: Stellar-mass binaries evolving in the vicinity of supermassive black holes (SMBHs) may be common in the universe, either in active galactic nuclei or in other astrophysical environments. Here, we study in detail the resonant excitation of SMBH modes driven by a nearby s... | https://arxiv.org/abs/2601.02468 | Academic Papers | svg |
e57d85cd6edfe6925ced0290594a3cf62373fe98cafef11f577f2df9aced5516 | 2026-01-07T00:00:00-05:00 | Deep learning parameter estimation and quantum control of single molecule | arXiv:2601.02517v1 Announce Type: cross Abstract: Coherent control, a central concept in physics and chemistry, has sparked significant interest due to its ability to fine-tune interference effects in atoms and individual molecules for applications ranging from light-harvesting complexes to molecular qubits. However, p... | https://arxiv.org/abs/2601.02517 | Academic Papers | svg |
2380a403951de2a99b7224f0fa3e8d3165747fb7d0e8e36d521dfb3cbe2800a9 | 2026-01-07T00:00:00-05:00 | Fluids at an electrostatically active surface: Optimum in interfacial friction and electrohydrodynamic drag | arXiv:2601.02539v1 Announce Type: cross Abstract: While fluids near a solid surface are at the core of applications in energy storage/conversion, electrochemistry/electrowetting and adsorption/catalysis, their nanoscale behavior remains only partially deciphered. Beyond conventional effects (e.g. adsorption/reaction, i... | https://arxiv.org/abs/2601.02539 | Academic Papers | svg |
a9afdb2bacd441b6149ef39d2ee2f68765b353b8548a8047c623758d85e6c83d | 2026-01-07T00:00:00-05:00 | Optomechanical platform for high-frequency gravitational wave and vector dark matter detection | arXiv:2601.02576v1 Announce Type: cross Abstract: We present a proposal for a nanomechanical membrane resonator integrated into a moderate-finesse ($\mathcal{F}\sim 10$) optical cavity as a versatile platform for detecting high-frequency gravitational waves and vector dark matter. Gravitational-wave sensitivity arises ... | https://arxiv.org/abs/2601.02576 | Academic Papers | svg |
471fd5f7711fead40460598b402132bbc32c1f38c68d00af574e476e33cc69ca | 2026-01-07T00:00:00-05:00 | Dynamic Synchronization of Driven Self-Oscillators: Modeling and Experiment | arXiv:2601.02584v1 Announce Type: cross Abstract: Synchronization of self-sustained oscillators under fixed-frequency and amplitude forcing is well understood, but how time-varying forcing mangles phase locking has been much less explored. Theory predicts that slow, deterministic modulation of the drive amplitude or fr... | https://arxiv.org/abs/2601.02584 | Academic Papers | svg |
4cafb12f78da83faf6f97f01070f5a34917fca22b68dc05af357c0fbaf376549 | 2026-01-07T00:00:00-05:00 | Contact resistance and interfacial engineering: Advances in high-performance 2D-TMD based devices | arXiv:2601.02628v1 Announce Type: cross Abstract: The development of advanced electronic devices is contingent upon sustainable material development and pioneering research breakthroughs. Traditional semiconductor-based electronic technology faces constraints in material thickness scaling and energy efficiency. Atomica... | https://arxiv.org/abs/2601.02628 | Academic Papers | svg |
3e6672820e5a81c12c0435d7b506b86d6bb74ad567121e464e76f31629f3e3ac | 2026-01-07T00:00:00-05:00 | Cellular wrapping of elastic particles by a supported lipid membrane | arXiv:2601.02657v1 Announce Type: cross Abstract: Constancy of life vitally depends on the internalization of particles through biomembranes. Of particular interest, cellular uptake, including phagocytosis, receptor-mediated endocytosis, and membrane fusion, critically depends on the elasticity of particles. Cellular m... | https://arxiv.org/abs/2601.02657 | Academic Papers | svg |
4b963e7144938bca99e6f086bfb22a3f9143707ccc5acb6647ac892145b1135e | 2026-01-07T00:00:00-05:00 | Stable boundary modes for fragile topology from spontaneous PT-symmetry breaking | arXiv:2601.02672v1 Announce Type: cross Abstract: Two-dimensional topological insulators protected by nonlocal symmetries or with fragile topology usually do not admit robust in-gap edge modes due to the incompatibility between the symmetry and the boundary. Here, we show that in a parity-time (PT) symmetric system rob... | https://arxiv.org/abs/2601.02672 | Academic Papers | svg |
080dcd68c2f664ba0afa7d2cc4df7f45ce4b9643d01060b3650a111f7a6d6cc5 | 2026-01-07T00:00:00-05:00 | The Future of Higgs Physics | arXiv:2601.02729v1 Announce Type: cross Abstract: In this lecture, I discuss measurements of the properties of the Higgs boson and related observables in the era of Higgs factories. This highly motivated experimental program is the challenge for the next generation of particle physicists. | https://arxiv.org/abs/2601.02729 | Academic Papers | svg |
9e880d49c6866e92fd05858858a5a3cc6841038828b4c5e87fffe42b3f2ca19c | 2026-01-07T00:00:00-05:00 | SpaceWire-based Data Acquisition Network for the Solar Flare Sounding Rocket Experiment FOXSI-4 and FOXSI-5 | arXiv:2601.02788v1 Announce Type: cross Abstract: We developed a SpaceWire-based data acquisition (DAQ) system for the FOXSI-4 and FOXSI-5 sounding rocket experiments, which aim to observe solar flares with high sensitivity and dynamic range using direct X-ray focusing optics. The FOXSI-4 mission, launched on April 17,... | https://arxiv.org/abs/2601.02788 | Academic Papers | svg |
a32f8104453fb6b35d5fae66e82485ba78a20909ec525975584af259fd5bb324 | 2026-01-07T00:00:00-05:00 | Transformation Journey of Zr-based MOFs: Study on Mechanics and Hydrogen Storage under Doping Regulation | arXiv:2601.02794v1 Announce Type: cross Abstract: This study delves into the transformation journey of Zr-based Metal-Organic Frameworks (MOFs), focusing on enhancing their mechanical properties and hydrogen storage capacities through doping regulation. MOFs, a versatile class of crystalline porous materials, have garn... | https://arxiv.org/abs/2601.02794 | Academic Papers | svg |
e11fa334a576d6328135323ba0d23a161ce48e0a3db3b3425cbf08cc6e433afb | 2026-01-07T00:00:00-05:00 | Interplay of Structure and Dynamics in Solid Polymer Electrolytes: a Molecular Dynamics Study of LiPF6/polypropylene carbonate | arXiv:2601.02869v1 Announce Type: cross Abstract: Solid-state batteries (SSB) are emerging as next-generation electrochemical energy storage devices. Achieving high energy density in SSB relies on solid polymer electrolytes (SPE) that are electrochemically stable against both lithium metal and high-potential positive e... | https://arxiv.org/abs/2601.02869 | Academic Papers | svg |
32ab648a65e5fa10de4625b3eb10e00fa2c6b21b1c0876ed0ebe27d9dc00f610 | 2026-01-07T00:00:00-05:00 | Data-driven Reduction of Transfer Operators for Particle Clustering Dynamics | arXiv:2601.02932v1 Announce Type: cross Abstract: We develop an operator-based framework to coarse-grain interacting particle systems that exhibit clustering dynamics. Starting from the particle-based transfer operator, we first construct a sequence of reduced representations: the operator is projected onto concentrati... | https://arxiv.org/abs/2601.02932 | Academic Papers | svg |
dd605a507147658895416e0d11584b95660147c9848c25238d039756df81ad0f | 2026-01-07T00:00:00-05:00 | DeepH-pack: A general-purpose neural network package for deep-learning electronic structure calculations | arXiv:2601.02938v1 Announce Type: cross Abstract: In computational physics and materials science, first-principles methods, particularly density functional theory, have become central tools for electronic structure prediction and materials design. Recently, rapid advances in artificial intelligence (AI) have begun to r... | https://arxiv.org/abs/2601.02938 | Academic Papers | svg |
dcb54340b563a02908d84fddfa823b7e9ee97ec0a01985d269c99108e58438d7 | 2026-01-07T00:00:00-05:00 | Nonseparability as Time-Averaged Dynamic States | arXiv:2601.02977v1 Announce Type: cross Abstract: Nonseparability - multipartite states that cannot be factorized - is one of the most striking features of quantum mechanics, as it gives rise to entanglement and non-causal correlations. In quantum computing, it also contributes directly to the computational advantage o... | https://arxiv.org/abs/2601.02977 | Academic Papers | svg |
6423b8c6285f11131d20233282984b94adcd4656d1eb203009ab45bf5a779f97 | 2026-01-07T00:00:00-05:00 | Shubnikov-de Haas oscillations of two-dimensional electron gases in AlYN/GaN and AlScN/GaN heterostructures | arXiv:2601.03022v1 Announce Type: cross Abstract: AlYN and AlScN have recently emerged as promising nitride materials that can be integrated with GaN to form two-dimensional electron gases (2DEGs) at heterojunctions. Electron transport properties in these heterostructures have been enhanced through careful design and o... | https://arxiv.org/abs/2601.03022 | Academic Papers | svg |
eb43c44cad23eb7aaacf580c37305d720ae46a5b2574db123a3980946467b17d | 2026-01-07T00:00:00-05:00 | Charge transport in liquid-crystalline phthalocyanine-based thin-film transistors | arXiv:2601.03058v1 Announce Type: cross Abstract: We investigate a series of liquid-crystalline phthalocyanines (metal-free and Cu, Zn, Ni, Co complexes) by correlating their vibrational signatures with their electronic performance in organic thin-film transistors (OTFTs). Raman spectroscopy reveals metal-dependent dis... | https://arxiv.org/abs/2601.03058 | Academic Papers | svg |
6ef8f8e55bac3711fe867ffd01e5386174f2472338bf4e7d1d7486915a26354b | 2026-01-07T00:00:00-05:00 | Forward self-similar solutions to the 2D Navier--Stokes equations | arXiv:2601.03161v1 Announce Type: cross Abstract: We construct self-similar solutions to the 2D Navier--Stokes equations evolving from arbitrarily large $-1$--homogeneous initial data and present numerical evidence for their non-uniqueness. | https://arxiv.org/abs/2601.03161 | Academic Papers | svg |
b8963e7bc79ba3581a13f9576ef56612c94a66fbc25a268c422d12f83d0104bc | 2026-01-07T00:00:00-05:00 | Dynamical bicontinuous networks from 3D active phase separation | arXiv:2601.03221v1 Announce Type: cross Abstract: We study phase separation between coexisting active and passive fluids in three-dimensions, using both numerical simulation and experiments. Chaotic flows of the active phase drive giant interfacial deformations and cause the co-existing phases to interpenetrate, genera... | https://arxiv.org/abs/2601.03221 | Academic Papers | svg |
be4cb2a874f5a22fe10d1d71a293fdbc20056f53e9c330f1a38ca77f1659b628 | 2026-01-07T00:00:00-05:00 | Restoring Bloch's Theorem for Cavity Exciton Polaron-Polaritons | arXiv:2601.03230v1 Announce Type: cross Abstract: We introduce a symmetry-informed representation for hybrid photon--exciton--phonon quantum electrodynamics Hamiltonians to restore Bloch's theorem. The interchange of momenta between fermions and bosons breaks crystalline excitons' translational symmetry under strong co... | https://arxiv.org/abs/2601.03230 | Academic Papers | svg |
6ea932bf013bf3d5ba792ae626594ea6c290634bbd7b395ec078ce62afb0cac5 | 2026-01-07T00:00:00-05:00 | Monitoring the daily variation of Sun-Earth magnetic fields using galactic cosmic rays | arXiv:2410.09064v2 Announce Type: replace Abstract: The interplanetary magnetic field (IMF) between the Sun and Earth is an extension of the solar magnetic field carried by the solar wind into interplanetary space. Monitoring variations in the IMF upstream of the Earth would provide very important information for the p... | https://arxiv.org/abs/2410.09064 | Academic Papers | svg |
2426b284577f609b5f2e3cb6c964a8d6e903c21c220bdfd83af21d9b633d6995 | 2026-01-07T00:00:00-05:00 | Spatio-temporal analysis of extreme winter temperatures in Ireland | arXiv:2412.10796v2 Announce Type: replace Abstract: We analyse extreme daily minimum temperatures in winter months over the island of Ireland from 1950-2022. We model the marginal distributions of extreme winter minima using a generalised Pareto distribution (GPD), capturing temporal and spatial non-stationarities in t... | https://arxiv.org/abs/2412.10796 | Academic Papers | svg |
853be7afce33e48a2296486a9f685810c6c098f20e40b4304da8f1a6878c78f7 | 2026-01-07T00:00:00-05:00 | Theoretical analysis of performance limitation of computational refocusing in optical coherence tomography | arXiv:2501.13874v3 Announce Type: replace Abstract: High-numerical-aperture optical coherence tomography (OCT) enables sub-cellular imaging but faces a trade-off between lateral resolution and depth of focus. Computational refocusing can correct defocus in Fourier-domain OCT, yet its limitations remain unaddressed theo... | https://arxiv.org/abs/2501.13874 | Academic Papers | svg |
c46f2600b3a3b55d6f8349ab10049a18fe742f3e087f68e779a3fed794fe0837 | 2026-01-07T00:00:00-05:00 | Optically trapped exciton-polariton condensates in a perovskite microcavity | arXiv:2501.16861v2 Announce Type: replace Abstract: We demonstrate room temperature optical trapping and generation of high-order angular harmonics in exciton-polariton condensates in a monocrystalline CsPbBr$_3$ perovskite-filled microcavity. Using an annular nonresonant excitation profile focused onto the perovskite,... | https://arxiv.org/abs/2501.16861 | Academic Papers | svg |
cd10b3f16ae76868fd98ae29bd20a5d4a8068ef8846466b313bc4e2a1b7c3741 | 2026-01-07T00:00:00-05:00 | A practical guide to estimation and uncertainty quantification of aerodynamic flows | arXiv:2502.20280v3 Announce Type: replace Abstract: Many applications in aerodynamics, particularly in closed-loop control, depend on sensors to estimate the evolving state of the flow. This estimation task is inherently accompanied by uncertainty due to the noisy measurements of sensors or the non-uniqueness of the un... | https://arxiv.org/abs/2502.20280 | Academic Papers | svg |
51055c6c00ecc3f6c3938d63a8689aaab7d3d3949fe735f7ec467d2f78ec9286 | 2026-01-07T00:00:00-05:00 | Light-Driven Skyrmion Crystal Generation in Plasmonic Metasurfaces Through the Inverse Faraday Effect | arXiv:2503.23800v2 Announce Type: replace Abstract: Skyrmions are topological structures defined by a winding vector configuration that yields a quantized topological charge. In magnetic materials, skyrmions manifest as stable, mobile spin textures, positioning them at the forefront of spintronics research. Meanwhile, ... | https://arxiv.org/abs/2503.23800 | Academic Papers | svg |
1c0779b5dfc253c21eada872cf6b3bd1a9d41c5d4a04c56b1970547734838044 | 2026-01-07T00:00:00-05:00 | Electrically tunable nonrigid moire exciton polariton supersolids at room temperature | arXiv:2504.11057v2 Announce Type: replace Abstract: A supersolid is a macroscopic quantum state which sustains superfluid and crystallizing structure together after breaking the U(1) symmetry and translational symmetry. On the other hand, a moire pattern can form by superimposing two periodic structures along a particu... | https://arxiv.org/abs/2504.11057 | Academic Papers | svg |
18441a393a5bf334febf3cac5bc4312300a0c45ebef8768a5b37acbfa510b8c5 | 2026-01-07T00:00:00-05:00 | Optically Switchable Fluorescence Enhancement at Critical Interparticle Distances | arXiv:2504.11541v5 Announce Type: replace Abstract: Plasmonic nanostructures provide electric field localization to be used as a fluorescence enhancement tool for the closely located fluorophores. However, metallic structures exhibit non-radiative energy transfer at close proximity, which suppresses the boost in the ph... | https://arxiv.org/abs/2504.11541 | Academic Papers | svg |
a3e59b24212bfd116ad60fc46d65fa85dc42467091d4adec935feda4322cae52 | 2026-01-07T00:00:00-05:00 | Dynamics of a compressible gas injected into a confined porous layer | arXiv:2505.05412v3 Announce Type: replace Abstract: Underground gas storage is a critical technology in global efforts to mitigate climate change. In particular, hydrogen storage offers a promising solution for integrating renewable energy into the power grid. When injected into the subsurface, hydrogen's low viscosity... | https://arxiv.org/abs/2505.05412 | Academic Papers | svg |
4c58ec8904afeec9722c28a883cff2f25ee19ddc73f5e20fe6d5c6aa30cf9a2c | 2026-01-07T00:00:00-05:00 | Optical excitation and stabilization of ultracold field-linked tetratomic molecules | arXiv:2506.17341v2 Announce Type: replace Abstract: We propose a coherent optical population transfer of weakly bound field-linked (FL) tetratomic molecules (tetramers) to deeper FL bound states using stimulated Raman adiabatic passage. We consider static-electric-field shielded polar alkali-metal diatomic molecules an... | https://arxiv.org/abs/2506.17341 | Academic Papers | svg |
3700067539271b8af8c655d5be9f4e4befaeb464bdb197f3af106a3a2e8d02f1 | 2026-01-07T00:00:00-05:00 | On the Role of Color Temperature and Color Rendering Index of White-Light LEDs on the Theoretical Efficiency Limit of Indoor Photovoltaics | arXiv:2506.20811v2 Announce Type: replace Abstract: As the Internet of Things (IoT) continues to grow, the demand for sustainable indoor power sources is increasing. Indoor photovoltaics (IPVs), which are currently in development, present a renewable solution but need to be designed to match specific light sources. Whi... | https://arxiv.org/abs/2506.20811 | Academic Papers | svg |
fe6c5831232fca5d3ef8ec707c00a55f50fc819cfc8a525738cef5ff0561e332 | 2026-01-07T00:00:00-05:00 | All-Dielectric Metasurface with a Two-Dimensional Locally Flat Photonic Band | arXiv:2506.20871v2 Announce Type: replace Abstract: Photonic flatbands offer promising light-matter interaction due to their unique slow-light nature. In recent years, flatbands have also attracted significant interest in optical engineering because of their angle-insensitive resonant characteristics. However, to date,... | https://arxiv.org/abs/2506.20871 | Academic Papers | svg |
6476200b25c5b9beee4e0c3c41c40bcabcda17c6c864121d2001080eba060205 | 2026-01-07T00:00:00-05:00 | Magic wavelength at 477 nm for the strontium clock transition | arXiv:2507.04532v2 Announce Type: replace Abstract: We report the experimental measurement of a magic wavelength at 476.82362(8) nm for the 88Sr clock transition. The magic wavelength is determined through AC-Stark shift spectroscopy of atoms in an optical dipole trap. The value slightly deviates from the theoretical p... | https://arxiv.org/abs/2507.04532 | Academic Papers | svg |
c64ebec7eb290e1e4e430b50c5c40377b75d23453b07fbef1f3b245d379ee739 | 2026-01-07T00:00:00-05:00 | Scaling transition in horizontal convection near the density maximum | arXiv:2508.12289v3 Announce Type: replace Abstract: Horizontal convection (HC) serves as a canonical model for geophysical and industrial flows driven by differential heating along a surface. While the classical Oberbeck-Boussinesq (OB) approximation is well-established, the impact of a nonlinear equation of state, spe... | https://arxiv.org/abs/2508.12289 | Academic Papers | svg |
1aecf4033363d3853924a07c3d9a9093f55f76f2e7a8ed711a67e57dd863ba3a | 2026-01-07T00:00:00-05:00 | Optimizing steady-state synchronization in disordered semiconductor lasers | arXiv:2509.07302v2 Announce Type: replace Abstract: Disorder can profoundly influence synchronization in networks of nonlinear oscillators, sometimes enhancing coherence through external tuning. In semiconductor lasers, however, achieving high-quality steady-state synchronization is desired, while intrinsic and typical... | https://arxiv.org/abs/2509.07302 | Academic Papers | svg |
eaf298e698252625d0fb78c8973be7bf3e8f9a684cf8517eb81ee9765f2d0a2d | 2026-01-07T00:00:00-05:00 | High-Fidelity Simulations of Two Miscible Fluids in Small Scale Turbulent Mixers Using a Variational Multiscale Finite Element Method | arXiv:2509.12029v2 Announce Type: replace Abstract: Turbulent mixers have been widely used in industrial settings for chemical production and increasingly for therapeutic nanoparticle formulation by antisolvent precipitation. The quality of the product is closely related to the fluid and mixing dynamics inside the mixe... | https://arxiv.org/abs/2509.12029 | Academic Papers | svg |
cc2aa9c2d637dabb0d1ee4b7f45418047dceb436a1d6bd18892e7a7e8cbcb646 | 2026-01-07T00:00:00-05:00 | The Role of Phase and Spatial Modes in Wave-Induced Plasma Transport | arXiv:2509.15729v2 Announce Type: replace Abstract: We derive a two-dimensional symplectic map for particle motion at the plasma edge by modeling the electrostatic potential as a superposition of integer spatial harmonics with relative phase shift, then reduce it to a two-wave model to study the transport dependence on... | https://arxiv.org/abs/2509.15729 | Academic Papers | svg |
da1e8a008564b2e2476c96ba7f05caf0c8050cbd87fc90f7d81b3cf0fa543506 | 2026-01-07T00:00:00-05:00 | Diagnostics of a Multicusp-Assisted Inductively-Coupled Radio-Frequency Plasma Source for Plasma Immersion Ion Implantation | arXiv:2510.18384v2 Announce Type: replace Abstract: In this article, we present a detailed characterisation of a multicusp-assisted inductively coupled RF plasma source for plasma immersion ion implantation (PIII). Using laser-induced fluorescence (LIF) and RF-compensated Langmuir probe diagnostics, we measured ion tem... | https://arxiv.org/abs/2510.18384 | Academic Papers | svg |
2795fd06fb66d9e788576e37f7aadcb3625bc474ca37a56403cda5651e3863ef | 2026-01-07T00:00:00-05:00 | Effects of thermal annealing and film thickness on the structural and optical properties of indium-tin-oxide thin films | arXiv:2512.01441v3 Announce Type: replace Abstract: Indium-tin oxide (ITO) is a crucial functional layer for the optoelectronic applications, such as non-volatile color display thin films based on the ITO/phase-change material (PCM)/ITO/reflective metal multilayer structures on a silicon substrate. In addition to non-v... | https://arxiv.org/abs/2512.01441 | Academic Papers | svg |
994ea58744b45f285c698a07f19067ea1e4dd95d4ff3f20d6d5c460668773a53 | 2026-01-07T00:00:00-05:00 | A Dynamical-Time Framework for the Dynamics of Charged Particles | arXiv:2512.19768v2 Announce Type: replace Abstract: We present a dynamical framework for modeling the motion of point-like charged particles, with or without mass, in general external electromagnetic fields. A key feature of this formulation is the treatment of time coordinate as a dynamical variable. The framework app... | https://arxiv.org/abs/2512.19768 | Academic Papers | svg |
499c4e36f5b053caa7fa981855a93fdadcb4d641226f7c81cd1c26df1b26b239 | 2026-01-07T00:00:00-05:00 | The Physics of Causation | arXiv:2601.00515v2 Announce Type: replace Abstract: Assembly theory (AT) introduces a concept of causation as a material property, constitutive of a metrology of evolution and selection. The physical scale for causation is quantified with the assembly index, defined as the minimum number of steps necessary for a distin... | https://arxiv.org/abs/2601.00515 | Academic Papers | svg |
a289f31177e9a4312a40c36eec0148a678eb6df84e9abd5761de006f3d914ad2 | 2026-01-07T00:00:00-05:00 | Overcoming the space-charge dilemma in low-energy heavy ion beams via a multistage acceleration lens system | arXiv:2601.01367v2 Announce Type: replace Abstract: Low-energy heavy-ion beams are fundamentally limited by severe space-charge divergence, which constrains the transportable beam current to a few microamperes in conventional electrostatic accelerators. This limitation is particularly critical for high-mass ions, where... | https://arxiv.org/abs/2601.01367 | Academic Papers | svg |
fda48f4473220199daa8409060c6c84eef5caf2447035971b1e7da85c5a870b6 | 2026-01-07T00:00:00-05:00 | Warming-driven rise in soil moisture entropy signals destabilization of the Asian Water Tower | arXiv:2601.01534v2 Announce Type: replace Abstract: The Tibetan Plateau (TP), known as the "Asian Water Tower," is currently undergoing a rapid wetting trend. While this moisture increase is often viewed as beneficial for water availability, it remains unclear whether the hydrological system itself is becoming more res... | https://arxiv.org/abs/2601.01534 | Academic Papers | svg |
5f157902dca3f1a6d96b576b69da03defd21da9a0504625ca5fe421ac949fb9b | 2026-01-07T00:00:00-05:00 | Simourg2.0 - Geant4 application for simulation of nuclear detectors with simple geometries | arXiv:2601.01640v2 Announce Type: replace Abstract: Simourg is a software based on the Geant4 toolkit and provides the Monte Carlo simulation of nuclear spectrometric setups with simple geometries for such applications as nuclear decay research, radiation safety, and nuclear medicine. With just a few command lines, use... | https://arxiv.org/abs/2601.01640 | Academic Papers | svg |
75dcbb078f1758358aa2ed756d631ba1c1ede2add72ee983ac527f1f13661704 | 2026-01-07T00:00:00-05:00 | Magnetically Induced Transparency-Absorption and Normal-Anomalous Dispersion Characteristics of ${}^{87}\text{Rb}$ Medium or Any J-Type Configuration Atomic Vapors Subject to a Vector Magnetic Field and a Weak Resonant Pump | arXiv:2601.02113v2 Announce Type: replace Abstract: We have developed an analytical framework for magnetically induced transparency-absorption (MITA) and normal-anomalous dispersion (MINAD) in a weakly driven ${}^{87}\text{Rb}$ vapor, or any J-type three-level system, under a vector magnetic field. By solving the Bloch... | https://arxiv.org/abs/2601.02113 | Academic Papers | svg |
b0e1013d99db98ac42666adf2abc9904d8a90f5e51a76428031a581bca997049 | 2026-01-07T00:00:00-05:00 | Addressing intramolecular vibrational redistribution in a single molecule through pump and probe surface-enhanced vibrational spectroscopy | arXiv:2601.02117v2 Announce Type: replace Abstract: The development of accurate tools to characterize Intramolecular Vibrational Redistribution (IVR) is of major interest in chemistry. In this context, surface-enhanced vibrational spectroscopies stand up as well-established techniques to study molecular vibrational lin... | https://arxiv.org/abs/2601.02117 | Academic Papers | svg |
b82bb21a3e812c02b7fe584f6ca32ff30bd0acfcca8625e26b1ff49a6b70c2a2 | 2026-01-07T00:00:00-05:00 | A hitchhiker's guide to nuclear polarization in muonic atoms | arXiv:2501.15274v3 Announce Type: replace-cross Abstract: I consider the so-called nuclear polarization correction to the 1S-levels in light to intermediate muonic atoms. An easy to use recipe to compute it is given. The calculation includes the effect of the nucleon polarization, i.e. the contribution from inelastic s... | https://arxiv.org/abs/2501.15274 | Academic Papers | svg |
139daac56aeac32c15e0641a75634665b5de170a150f1df4fa0f4e5ab05d96a4 | 2026-01-07T00:00:00-05:00 | Thermodynamic uncertainty relations for multi-terminal systems with broken time-reversal symmetry | arXiv:2503.13851v3 Announce Type: replace-cross Abstract: We investigate the thermodynamic uncertainty relations (TURs) in steady-state transport for a multi-terminal system consisting of two conducting terminals and N-2 probe terminals, within the linear response regime under broken time-reversal symmetry. We independ... | https://arxiv.org/abs/2503.13851 | Academic Papers | svg |
9a18f640d29b2c74fb4cbd3c8a0c8b3cd7efa03118fbe5bf45fa7e6d26fbb8ad | 2026-01-07T00:00:00-05:00 | Transforming Acidic Corrosion and Embrittlement into a Hydrogen-Trapping Cage | arXiv:2506.05481v5 Announce Type: replace-cross Abstract: The vision of a hydrogen economy demands efficient platforms to close the gap between sustainable proton sources and solid-state hydrogen carriers. Metal hydrides serve as key carriers, yet their synthesis remains constrained by the energy-intensive use of high-... | https://arxiv.org/abs/2506.05481 | Academic Papers | svg |
ff475eef99f7532f9cc25e9b3288ce8f84ea53d81ad047d9d39d04da3e56333c | 2026-01-07T00:00:00-05:00 | Making the $\mu$OST of the Muon Collider | arXiv:2506.19301v2 Announce Type: replace-cross Abstract: The Muon Collider, recently highlighted as Recommendation 1 in the U.S. National Academies report on Elementary Particle Physics, offers a unique opportunity for fixed-target experiments with high energy and luminosity. This paper outlines some of the challenges... | https://arxiv.org/abs/2506.19301 | Academic Papers | svg |
b0b84135155196e3c137882820cead7a9db8f6137bd9ed0b853003272110cb87 | 2026-01-07T00:00:00-05:00 | From Ising to Potts: Physics-inspired Potts machines of coupled oscillators for low-energy sampling and combinatorial optimization | arXiv:2507.18379v2 Announce Type: replace-cross Abstract: The $q$-state Potts model is a fundamental model in statistical physics that generalizes the Ising model and plays a key role in the study of phase transitions, critical phenomena, complex systems, and combinatorial optimization. Sampling low-energy configuratio... | https://arxiv.org/abs/2507.18379 | Academic Papers | svg |
544aacfe0f7e6371bec7294133d55a0223647f3d2b2a10b2c22cb8849137b625 | 2026-01-07T00:00:00-05:00 | plasmonX: an Open-Source Code for Nanoplasmonics | arXiv:2510.12731v2 Announce Type: replace-cross Abstract: We present the first public release of plasmonX, a novel open-source code for simulating the plasmonic response of complex nanostructures. The code supports both fully atomistic and implicit descriptions of nanomaterials. In particular, it employs the frequency-... | https://arxiv.org/abs/2510.12731 | Academic Papers | svg |
391fd7d17b727727dbf14561975b8521891178720ecf3617140e24be675feb9f | 2026-01-07T00:00:00-05:00 | Cluster percolation and dynamical scaling in the Baxter--Wu model | arXiv:2510.15124v2 Announce Type: replace-cross Abstract: We investigate the percolation behavior of Fortuin-Kasteleyn--type clusters in the spin-$1/2$ Baxter--Wu model with three-spin interactions on a triangular lattice. The considered clusters are constructed by randomly freezing one of the three sublattices, result... | https://arxiv.org/abs/2510.15124 | Academic Papers | svg |
0bd73922c6d7ff963e66681a7c921692bf26cb734c55fe8e840cd6e5e82190b9 | 2026-01-07T00:00:00-05:00 | Excitation of Inertial Modes in 3D Simulations of Rotating Convection in Planets and Stars | arXiv:2511.16630v2 Announce Type: replace-cross Abstract: Thermal convection in rotating stars and planets drives anisotropic turbulence and differential rotation, both capable of feeding energy into global oscillations. Using 3D simulations of rotating convection in spherical shells, we show that inertial modes--oscil... | https://arxiv.org/abs/2511.16630 | Academic Papers | svg |
49b56c7fc26ffd7487dbcf9e3b7754b2019f4ded4bf38f1190ed80b864116b2b | 2026-01-07T00:00:00-05:00 | Spaceflight KID Readout Electronics for PRIMA | arXiv:2512.04816v2 Announce Type: replace-cross Abstract: We present the design and testing of a prototype multiplexing kinetic inductance detector (KID) readout electronics for the PRobe far-Infrared Mission for Astrophysics (PRIMA) space mission. PRIMA is a Probe-class astrophysics mission concept that will answer fu... | https://arxiv.org/abs/2512.04816 | Academic Papers | svg |
f8e1a01f27ce0183208d611bedaa47126b9049d36ddc23aeaa31ac4a5d111ba0 | 2026-01-07T00:00:00-05:00 | Photon blockade effect from synergistic optical parametric amplification and driving force in Kerr-medium single-mode cavity | arXiv:2601.01819v2 Announce Type: replace-cross Abstract: This work investigates photon blockade control in a hybrid quantum system containing a Kerr-nonlinear cavity coupled to an optical parametric amplifier (OPA). The dynamics are governed by a master equation derived from an effective Hamiltonian that includes cavi... | https://arxiv.org/abs/2601.01819 | Academic Papers | svg |
4ed2d305a53a8b1b72af36cf691e04e9d72694be7da9b53b34b31011d8cbd3e8 | 2026-01-07T00:00:00-05:00 | Mean Field Variational Bayesian Inference and Statistical Mechanics of Gaussian Mixture Model | arXiv:2601.02418v1 Announce Type: new Abstract: One of the main modeling in many data science applications is the Gaussian Mixture Model (GMM), and Mean Field Variational Bayesian Inference (MFVBI) is classically used for approximate fast computation. In this paper, we provide a definitive answer to the fundamental inq... | https://arxiv.org/abs/2601.02418 | Academic Papers | svg |
8905b8b1cbda6aef37436ad489b341a59c44676583badd184e879c139f1090f6 | 2026-01-07T00:00:00-05:00 | An Analogue of Heyde's Theorem for Discrete Torsion Abelian Groups with Cyclic $p$-Components | arXiv:2601.02489v1 Announce Type: new Abstract: According to the well-known Heyde theorem, the Gaussian distribution on the real line is characterized by the symmetry of the conditional distribution of one linear form of $n$ independent random variables given another. In the article, we prove an analogue of this theore... | https://arxiv.org/abs/2601.02489 | Academic Papers | svg |
1389a67a5cc96723a00eb3e9f3cba60f765b9cbe93eb49b0d4f35441d0f4eb8a | 2026-01-07T00:00:00-05:00 | Long Time Asymptotics for the Stochastic Follow-the-Leader System | arXiv:2601.02501v1 Announce Type: new Abstract: We introduce and analyze a class of interacting particle systems on the real line that combine features of the stochastic rat race and (deterministic) follow-the-leader models. The particle system evolves as a continuous-time pure jump process: the leading particle moves ... | https://arxiv.org/abs/2601.02501 | Academic Papers | svg |
bc35e59ca2604f2fe243ea2f60ad6c02d1b645798ea1191af362aa2ae7840543 | 2026-01-07T00:00:00-05:00 | Lagrangian slice disks with symplectomorphic exteriors | arXiv:2601.02524v1 Announce Type: new Abstract: By modifying a construction of Abe and Tange, we exhibit arbitrarily large families of Lagrangian slice disks with Weinstein deformation equivalent exteriors. This answers a Lagrangian version of a question of Hitt and Sumners. We raise other open questions related to Lag... | https://arxiv.org/abs/2601.02524 | Academic Papers | svg |
ee5645ec25ee061abc53929ca058150ac8715ca150cb9fb6aefeb18c8b743d63 | 2026-01-07T00:00:00-05:00 | Lee-Yang phenomena in edge-coloured graph counting | arXiv:2601.02525v1 Announce Type: new Abstract: We study the accumulation of zeros of a polynomial arising from the enumeration of edge-coloured graphs along certain limit curves. The polynomial is a variant of an edge-chromatic polynomial, which specialises to the partition function of the ferromagnetic Ising model on... | https://arxiv.org/abs/2601.02525 | Academic Papers | svg |
66b46e47c18869490c58e2dfa3b57b77c2d5e9de6d2bffc7b73779a5b5b21b83 | 2026-01-07T00:00:00-05:00 | H\"older estimates of weak solutions to chemotaxis systems of fast diffusion type | arXiv:2601.02528v1 Announce Type: new Abstract: We study a quasilinear chemotaxis system of singular type, where the diffusion operator is given by $\Delta u^m$ with $0<1$, corresponding to the fast diffusion regime, and where the chemotactic drift is nonlinear. Since H\"older continuity constitutes the optimal regular... | https://arxiv.org/abs/2601.02528 | Academic Papers | svg |
8323b9797e5114839debda27991dfbc9e8298154afb6fc01897ac34559b9aa10 | 2026-01-07T00:00:00-05:00 | Affine mappings of translation surfaces: shrinking targets and Diophantine properties | arXiv:2601.02541v1 Announce Type: new Abstract: Let $(X,\omega)$ be a translation surface whose Veech group $\Gamma$ is a lattice. We prove that the generic orbit of the group of affine homeomorphisms of $(X,\omega)$ can be used to approximate each point of $X$ with Diophantine precision. The proof utilizes an induced ... | https://arxiv.org/abs/2601.02541 | Academic Papers | svg |
2824bb70db65b1d81f9fa852f59a36b0249ef327f5fd5953e68b87367d830dd3 | 2026-01-07T00:00:00-05:00 | The fine spectral expansion of the Rankin-Selberg period | arXiv:2601.02542v1 Announce Type: new Abstract: We state and prove the spectral expansion of the theta series attached to the Rankin-Selberg spherical variety $(\mathrm{GL}_{n+1} \times \mathrm{GL}_n)/\mathrm{GL}_n$. This is a key result towards the fine spectral expansion of the Jacquet-Rallis trace formula. Our expan... | https://arxiv.org/abs/2601.02542 | Academic Papers | svg |
54bf2eba673db9cb78453ae6f7007b6f77ae65d336d8c64246711ab0a5368713 | 2026-01-07T00:00:00-05:00 | Construction of groups with triality and their corresponding code loops | arXiv:2601.02546v1 Announce Type: new Abstract: We generalize the global construction of code loops introduced by Nagy, which is based on the connection between Moufang loops and groups with triality. This follows from the construction of a nilpotent group $G_n$ of class 3 with triality and $2n$ generators, based on em... | https://arxiv.org/abs/2601.02546 | Academic Papers | svg |
7b19850b3e76e443f74c568f96cf306bb43f483d9705d13051f740ce202501ba | 2026-01-07T00:00:00-05:00 | Tree metrics and log-concavity for matroids | arXiv:2601.02547v1 Announce Type: new Abstract: We show that a set function $\nu$ satisfies the gross substitutes property if and only if its homogeneous generating polynomial $Z_{q,\nu}$ is a Lorentzian polynomial for all positive $q \le 1$, answering a question of Eur-Huh. We achieve this by giving a rank 1 upper bou... | https://arxiv.org/abs/2601.02547 | Academic Papers | svg |
41da4201134daba90464e03dcb61d6f00a267221cd5e331bfb33a72bb7cb5598 | 2026-01-07T00:00:00-05:00 | Lamperti scaling for fractional Gaussian processes with non-stationary increments | arXiv:2601.02558v1 Announce Type: new Abstract: The Lamperti transform offers a powerful bridge between self-similar processes and stationary dynamics, making it especially useful for analyzing anomalous diffusion models that lack stationary increments. In this paper we examine the Lamperti transforms of scaled sub-fra... | https://arxiv.org/abs/2601.02558 | Academic Papers | svg |
f212a01a131899cf6f9baad6b7773b1ce391b13aa98f5035421d46299185fb24 | 2026-01-07T00:00:00-05:00 | Travelling Waves in a Mathematical Model for Oncolytic Virotherapy | arXiv:2601.02568v1 Announce Type: new Abstract: Oncolytic virotherapy (OVT) is a promising cancer treatment strategy in which engineered viruses selectively infect and destroy tumor cells. Motivated by the biological mechanisms underlying viral spread and tumor invasion into the tissue, we analyze a non-cooperative rea... | https://arxiv.org/abs/2601.02568 | Academic Papers | svg |
432ac5d915789d9cfd2b7ff5f77c59b12c6a5a99a5ccb813c3e65b48b62c4e7f | 2026-01-07T00:00:00-05:00 | A modern perspective on Tutte's homotopy theorem | arXiv:2601.02582v1 Announce Type: new Abstract: We begin with a review of Tutte's homotopy theory, which concerns the structure of certain graph associated to a matroid (together with some extra data). Concretely, Tutte's path theorem asserts that this graph is connected, and his homotopy theorem asserts that every cyc... | https://arxiv.org/abs/2601.02582 | Academic Papers | svg |
ba3abdd0583a4cab392d2a18943e6372e10488fc56465c7d2c85414ee1c25358 | 2026-01-07T00:00:00-05:00 | The fiber product of the Torelli map with any product $\mathcal{A}_{g_1}\times \dots \times \mathcal{A}_{g_k}\to\mathcal{A}_g$ is reduced | arXiv:2601.02592v1 Announce Type: new Abstract: We prove that the fiber product of the Torelli map $t\colon \mathcal{M}^{ct}_g \to \mathcal{A}_g$ with any product $\mathcal{A}_{g_1}\times\dots\times \mathcal{A}_{g_k} \to \mathcal{A}_g$ for $g=g_1+\dots+g_k$ has a reduced scheme structure. As a consequence, letting $d=\... | https://arxiv.org/abs/2601.02592 | Academic Papers | svg |
ab3d534616dd63b2213b2603a5da4aa0a2a66e8305b7c3cf783e1d7a8ce94c5c | 2026-01-07T00:00:00-05:00 | Antidiagonal Initial Complexes of Infinite Matrix Schubert Varieties are Cohen-Macaulay | arXiv:2601.02612v1 Announce Type: new Abstract: We show that, under certain constraints, the Stanley-Reisner ring of an infinite simplicial complex is Cohen-Macaulay in the sense of ideals and weak Bourbaki unmixed. We apply this result to prove the wanted claim -- that initial complexes of matrix Schubert varieties co... | https://arxiv.org/abs/2601.02612 | Academic Papers | svg |
820194ae9a8ae906d9c9fa09e3cd7427b7ebe85749e06adc7ce3c54cb3e7b5ca | 2026-01-07T00:00:00-05:00 | A spectral product formula for repunits via a tridiagonal Toeplitz similarity | arXiv:2601.02615v1 Announce Type: new Abstract: For $b>0$ and $n\geqslant 1$, we consider the $n\times n$ tridiagonal matrix $V_n(b)$ with diagonal entries $b+1$, superdiagonal entries $1$, and subdiagonal entries $b$. A diagonal similarity reduces $V_n(b)$ to a symmetric tridiagonal Toeplitz matrix and hence makes its... | https://arxiv.org/abs/2601.02615 | Academic Papers | svg |
d219d59fcfe481bcc81afa93a10af3a0c726999ffa8a2eb9c3aa2d1522766b7b | 2026-01-07T00:00:00-05:00 | Mass splitting in the time-discrete generalized Euler equations and non-Monge solutions in multi-marginal optimal transport | arXiv:2601.02616v1 Announce Type: new Abstract: The time-discretized, spatially continuous generalized Euler equations are a prototype example of multi-marginal optimal transport, yet the question whether they exhibit mass-splitting (or equivalently, whether they have solutions that are not of Monge form) has remained ... | https://arxiv.org/abs/2601.02616 | Academic Papers | svg |
55e6a55d886b1961a48462e1a42443097a103d292a5571e074c7523ab858983a | 2026-01-07T00:00:00-05:00 | $K$-Bad Spheres | arXiv:2601.02620v1 Announce Type: new Abstract: In this paper we look at the $E$-completion of topological spaces where $E$ is a $p$-local ring spectrum. After a brief review of the concept of $E$-completion, we specialize to the case where $E=K$, $p$-local complex periodic $K$-theory, and consider the $K$-theory of th... | https://arxiv.org/abs/2601.02620 | Academic Papers | svg |
72a7e26a4d742a35e017b4dff26ffe98267b09940e5e7972b64f52fcd703b28b | 2026-01-07T00:00:00-05:00 | Local Asymptotic Normality for Mixed Fractional Brownian Motion with $H>3/4$ Under High-Frequency Observation | arXiv:2601.02622v1 Announce Type: new Abstract: In this paper we will consider the LAN property for both the Hurst parameter $H>3/4$ and the variance of the fractional Brownian motion plus an independent standard Brownian motion (called mixed fractional Brownian motion) with high-frequency observation. We will first re... | https://arxiv.org/abs/2601.02622 | Academic Papers | svg |
696a9337bb30a8027b5a0a37dc0120397cce982dcbef16f654f91b0efe5e0bba | 2026-01-07T00:00:00-05:00 | Joint extreme values of the Riemann zeta function at harmonic points | arXiv:2601.02623v1 Announce Type: new Abstract: Using the resonance method, we obtain refined estimates for joint extreme values of the Riemann zeta function at harmonic points, improving upon Levinson's 1972 results and providing new insight into the behavior of the Riemann zeta function. Our proof is primarily based ... | https://arxiv.org/abs/2601.02623 | Academic Papers | svg |
2d194098444f7bb5def633818ec34ecda83c6a168351d9606260c03ee6fa243b | 2026-01-07T00:00:00-05:00 | New approach for elastic collisions with singular stress functions | arXiv:2601.02639v1 Announce Type: new Abstract: A collision of a rubber rod to a hard floor is regarded as a simple example of obstacle problems for elastic material. In this article we have proposed a new mathematical model for the collision phenomenon by applying beam equations with singular stress functions, which i... | https://arxiv.org/abs/2601.02639 | Academic Papers | svg |
4dba704b930978035d2f73dee98bb531e5dc84e7f5dd120299858905f61dc007 | 2026-01-07T00:00:00-05:00 | Quasiconvexity in the Riemannian setting | arXiv:2601.02642v1 Announce Type: new Abstract: We introduce a notion of quasiconvexity for continuous functions $f$ defined on the vector bundle of linear maps between the tangent spaces of a smooth Riemannian manifold $(M,g)$ and $\mathbb{R}^m$, naturally generalizing the classical Euclidean definition. We prove that... | https://arxiv.org/abs/2601.02642 | Academic Papers | svg |
b4df3b61c4e78b810f889bdc3a2ce37501642b7a42f3627f455ee4d995674d0d | 2026-01-07T00:00:00-05:00 | Incubulable hyperbolic 3-pseudomanifold groups | arXiv:2601.02655v1 Announce Type: new Abstract: We construct compact hyperbolic 3-manifolds with totally geodesic boundary, such that the closed 3-pseudomanifolds obtained by coning off the boundary components are negatively curved and contain locally convex subspaces whose fundamental groups have property (T). In part... | https://arxiv.org/abs/2601.02655 | Academic Papers | svg |
e3cae8d79aef1e3a47b1deb8c819d894d24885f3e6491d09c6e7033eba276ab7 | 2026-01-07T00:00:00-05:00 | Powerful Fibonacci polynomials over finite fields | arXiv:2601.02664v1 Announce Type: new Abstract: Bugeaud, Mignotte, and Siksek proved that the only perfect powers in Fibonacci sequence are 0, 1, 8, and 144. In this paper, we study the polynomial analogue of the problem. Especially, we give a complete characterization of the Fibonacci polynomials that are perfect powe... | https://arxiv.org/abs/2601.02664 | Academic Papers | svg |
e5c9454ebbb193653e2ee0faaa78742faf90b45793aa2ca05209cb717eefa048 | 2026-01-07T00:00:00-05:00 | The weighted Forman and Lin-Lu-Yau Ricci flow on graphs | arXiv:2601.02673v1 Announce Type: new Abstract: In this paper, we propose a type of Ricci flow on graphs where the probability distribution for the Lin-Lu-Yau curvature remains constant over time, and also study the related Forman curvature flow. These two curvature flows coincide on trees. We first prove the existence... | https://arxiv.org/abs/2601.02673 | Academic Papers | svg |
e4339dd59ae231506014cd5b4125c18a95f9031c625b61f469f7c01f42851e2b | 2026-01-07T00:00:00-05:00 | Revisiting a Fast Newton Solver for a 2-D Spectral Estimation Problem: Computations with the Full Hessian | arXiv:2601.02690v1 Announce Type: new Abstract: Spectral estimation plays a fundamental role in frequency-domain identification and related signal processing problems. This paper revisits a 2-D spectral estimation problem formulated in terms of convex optimization. More precisely, we work with the dual optimization pro... | https://arxiv.org/abs/2601.02690 | Academic Papers | svg |
b69b48be06292a431802395c929806a301ce7fb078586e8ea16ded24a9f0ee94 | 2026-01-07T00:00:00-05:00 | A Classification of Fractal Squares | arXiv:2601.02696v1 Announce Type: new Abstract: Let $\lambda_K:\bbR^2\rightarrow\{0,1,\ldots\}\cup\{\infty\}$ be the lambda function of a planar comapctum $K$, as defined in MR4488162. It is known that a planar continuum is locally connected if and only if its lambda function vanishes everywhere, or equivalently, $\lam... | https://arxiv.org/abs/2601.02696 | Academic Papers | svg |
3b1e25715a84ccb2467337ad62e6d2848640d215fc76e7ee0e718267fb71a72b | 2026-01-07T00:00:00-05:00 | Diffusion limit for the stationary distribution of a history-dependent two-level M/M/1 queue | arXiv:2601.02705v1 Announce Type: new Abstract: Recently, Atar and Miyazawa [2] introduced a multi-level GI/G/1 queue with a finite number of levels, where both the arrival and service rates depend on the level corresponding to the current queue length. For this model, they proved that the diffusion limit of its queue ... | https://arxiv.org/abs/2601.02705 | Academic Papers | svg |
bb008429aca43e771e18071b4f97aa4897605098e3911ee67a460562faf809f9 | 2026-01-07T00:00:00-05:00 | The Effective Ehrenpreis Conjecture | arXiv:2601.02710v1 Announce Type: new Abstract: Let $M$ and $N$ be two closed hyperbolic Riemann surfaces. The Ehrenpreis Conjecture (proved by Kahn-Markovic) asserts that for any $\epsilon>0$ there are finite covers $M_\epsilon \to M$, and $N_\epsilon \to N$, such that the Teichmuller distance (in the suitable moduli ... | https://arxiv.org/abs/2601.02710 | Academic Papers | svg |
e03f6fd01cf3384030c14f8003e19ea9cde66465524dc65179e3f60519137e2c | 2026-01-07T00:00:00-05:00 | Symmetric quiver varieties and critical stable envelopes | arXiv:2601.02719v1 Announce Type: new Abstract: Symmetric quiver varieties with potentials are natural generalizations of Nakajima quiver varieties, and their equivariant critical cohomologies provide more flexible settings for geometric representation theory and enumerative geometry. In this paper, we study their geom... | https://arxiv.org/abs/2601.02719 | Academic Papers | svg |
8e3d09e3df3a0791007674346207eb8a793fde7baa557dd57921f86373f3b62c | 2026-01-07T00:00:00-05:00 | Manifolds with harmonic curvature and curvature operator of the second kind | arXiv:2601.02722v1 Announce Type: new Abstract: We prove that compact Riemannian manifolds of dimension $n\ge3$ with harmonic curvature and $\frac{n(n+2)}{2(n+1)}$-nonnegative curvature operator of the second kind must be Einstein. In particular, Building upon Dai-Fu's work \cite{DF}, it follows that if the curvature o... | https://arxiv.org/abs/2601.02722 | Academic Papers | svg |
e3ec310ccb0df00abf7693a36db4652fd89333a07ef3c0c83621147d8df80820 | 2026-01-07T00:00:00-05:00 | Sampling non-log-concave densities via Hessian-free high-resolution dynamics | arXiv:2601.02725v1 Announce Type: new Abstract: We study the problem of sampling from a target distribution $\pi(q)\propto e^{-U(q)}$ on $\mathbb{R}^d$, where $U$ can be non-convex, via the Hessian-free high-resolution (HFHR) dynamics, which is a second-order Langevin-type process that has $e^{-U(q)-\frac12|p|^2}$ as i... | https://arxiv.org/abs/2601.02725 | Academic Papers | svg |
38c604aa1e0978765ddd4d83be39fb015f65b7306de1a575006fb292254bd308 | 2026-01-07T00:00:00-05:00 | Remark about scalar curvature on certain noncompact manifolds | arXiv:2601.02726v1 Announce Type: new Abstract: We give a sufficient condition to rule out complete Riemannian metrics with nonnegative scalar curvature on the interior of handlebodies. In higher dimensions, we give examples of ends of manifolds with positive scalar curvature metrics. | https://arxiv.org/abs/2601.02726 | Academic Papers | svg |
ef0850408cda98a03d3f6d09e1b36ae7a3abd02c892e305d4ff02f61ab8dc139 | 2026-01-07T00:00:00-05:00 | Almost complex totally geodesic surfaces in the nearly K\"ahler $\frac{\text{SL}(3,\mathbb R)}{\mathbb R\times \text{SO}(2)}$ | arXiv:2601.02733v1 Announce Type: new Abstract: We give a detailed description of the nearly K\"ahler $\frac{\mathrm{SL}(3,\mathbb R)}{\mathbb R\times \mathrm{SO}(2)}$, which is one of the pseudo-Riemannian counterparts of the flag manifold $F(\mathbb{C}^3)$. The main result is the classification of totally geodesic al... | https://arxiv.org/abs/2601.02733 | Academic Papers | svg |
919d11340c5df0773c2628755e23e570d376d0525d081c4e65fb6dc523ecf882 | 2026-01-07T00:00:00-05:00 | Stacks of p-adic shtukas and spatial kimberlites | arXiv:2601.02741v1 Announce Type: new Abstract: The main purpose of this article is to show that the special Newton polygon map from the stack of p-adic shtukas to the stack of G-bundles on the Fargues--Fontaine curve is representable in diamonds and sufficiently nice for cohomological considerations (i.e. fdcs). The s... | https://arxiv.org/abs/2601.02741 | Academic Papers | svg |
266518f7e6ff1425207af81234ee24f83f45b368a337310916b9289a50cf555f | 2026-01-07T00:00:00-05:00 | Generalized Double Duals of the Riemann Tensor in Geometry and Gravity | arXiv:2601.02742v1 Announce Type: new Abstract: The Riemann curvature tensor fully encodes local geometry, but its Ricci contraction retains only limited information: only the Ricci tensor and the scalar curvature survive, while the Weyl curvature vanishes identically. We show that contracting instead the double dual o... | https://arxiv.org/abs/2601.02742 | Academic Papers | svg |
f098cc2f8f7ca94e6dba8c68c3cf5d2b559becf033ee788266632dc002b72a27 | 2026-01-07T00:00:00-05:00 | Counting Polynomial-type Exceptional Units on Algebraic Varieties over Number Fields | arXiv:2601.02743v1 Announce Type: new Abstract: Previous research on exceptional units has primarily focused on the ring of rational integers or abstract finite rings, often restricted to linear or quadratic constraints. In this paper, we extend the concept of polynomial-type exceptional units to the ring of integers o... | https://arxiv.org/abs/2601.02743 | Academic Papers | svg |
5b14000f4454969a73083a0b0d08a2c537ad9b00a32f92ce740218351ba32cd4 | 2026-01-07T00:00:00-05:00 | Affirmative Results on a Conjecture on the Column Space of the Adjacency Matrix | arXiv:2601.02746v1 Announce Type: new Abstract: The Akbari-Cameron-Khosrovshahi (ACK) conjecture, which appears to be unresolved, states that for any simple graph $G$ with at least one edge, there exists a nonzero {$\{0,1\}$}-vector in the row space of its adjacency matrix that is not a row of the matrix itself. In thi... | https://arxiv.org/abs/2601.02746 | Academic Papers | svg |
7bd9f35bf35dd003c8b1ab57d447e1c7a587de5f383ed531fbf172e8850d44db | 2026-01-07T00:00:00-05:00 | Data-Driven Output-Based Approach to the Output Regulation Problem of Unknown Linear Systems via Value Iteration | arXiv:2601.02748v1 Announce Type: new Abstract: The output regulation problem for unknown linear systems has been studied using state-based and output-based internal model approaches in the special case with no disturbances. This paper further investigates the output regulation problem for unknown linear systems using ... | https://arxiv.org/abs/2601.02748 | Academic Papers | svg |
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