id stringlengths 64 64 | published stringlengths 19 25 | title stringlengths 7 262 | description stringlengths 6 54.4k | link stringlengths 31 227 | category stringclasses 6
values | image stringlengths 3 247 |
|---|---|---|---|---|---|---|
9322462d14b31c38b92376dab6e672f367eb5db86b8c9d740d2fbfcb9071af73 | 2026-02-02T00:00:00-05:00 | Missing links prediction: comparing machine learning with physics-rooted approaches | arXiv:2601.23061v1 Announce Type: new Abstract: An active research line within the broader field of network science is the one concerning link prediction. Close in scope to network reconstruction, link prediction targets specific connections with the aim of uncovering the missing ones, as well as predicting those most ... | https://arxiv.org/abs/2601.23061 | Academic Papers | svg |
7dcab8c58972586d2cb19c8e4d86408dbc1c083e05899a3a0852d31f664923f9 | 2026-02-02T00:00:00-05:00 | Magnetic Skyrmion Encoding by Structured Light | arXiv:2601.23067v1 Announce Type: new Abstract: Structured light fields, featuring unique topological properties and high tunability, have opened new frontiers in light-matter interactions with magnetic systems. However, the ultrafast and reconfigurable optical encoding of various types of topological magnetic textures... | https://arxiv.org/abs/2601.23067 | Academic Papers | svg |
82c42ca334ffffe8ddaee0d9e29d658c78d5c298e6f04414db47f1a42b12b877 | 2026-02-02T00:00:00-05:00 | ThermoLIB -- A Python Library for Constructing and Post-Processing Free Energy Surfaces to Extract Thermodynamic and Kinetic Properties | arXiv:2601.23071v1 Announce Type: new Abstract: ThermoLIB is Python/Cython library designed to be used as a post-processing tool for constructing free energy surfaces from the output of molecular simulations, transforming them between different collective variables (CVs) and extracting thermodynamic and kinetic informa... | https://arxiv.org/abs/2601.23071 | Academic Papers | svg |
44e0012483f5e0eb74e84aa1129e89f06fd33db7c95cdde8676e09f4ad71a1c1 | 2026-02-02T00:00:00-05:00 | A Universal Convolution-Based Pre-processor to Correct the Prevalence-Incidence Gap in SIR, SEIR, and SIRS Modeling | arXiv:2601.23077v1 Announce Type: new Abstract: Traditional compartmental models, including SIR, SEIR, and SIRS frameworks, remain the analytical standard for epidemic forecasting. However, real-world data validation consistently reveals significant predictive failures, such as peak underestimations of up to 50%. This ... | https://arxiv.org/abs/2601.23077 | Academic Papers | svg |
5bfadf09d1dd1e64a5a97dc79e5f92dd4766a800950f0ec9bdf91966a74a3e6b | 2026-02-02T00:00:00-05:00 | Stability prediction of vortex induced vibrations of multiple freely oscillating bodies | arXiv:2601.23097v1 Announce Type: new Abstract: The vortex-induced vibration of multiple spring-mounted bodies free to move in the orthogonal direction of the flow is investigated. In a first step, we derive a Linear Arbitrary Lagrangian Eulerian (L-ALE) method to solve the fluid-structure linear problem as well as a f... | https://arxiv.org/abs/2601.23097 | Academic Papers | svg |
02d5aa13a4c6ecab0913ff21c8a0d16a9738bf65a1080042409da16735169ce0 | 2026-02-02T00:00:00-05:00 | High-bandwidth frequency domain multiplexed readout of transition-edge sensors for neutrinoless double beta decay searches | arXiv:2601.23106v1 Announce Type: new Abstract: The next-generation of cryogenic neutrinoless double-beta decay experiments require increasingly fast readout in order to improve background discrimination. These experiments, operated as cryogenic calorimeters at $\sim$10 mK, are usually read out by high-impedance neutro... | https://arxiv.org/abs/2601.23106 | Academic Papers | svg |
76763c6ccd530236685b01c0946366f31b2d546d42e0c485ab3c1432848cc2f6 | 2026-02-02T00:00:00-05:00 | A centimeter-sized gas pressure sensor for high-vacuum measurements at cryogenic temperatures | arXiv:2601.23117v1 Announce Type: new Abstract: Gas pressure sensors based on nanomechanical membranes have recently demonstrated an ultra-wide ten-decade measurement range, a gas-type-independent response, and a self-calibrating operation with uncertainties of approximately $1\,\%$. The readout relied on tabletop free... | https://arxiv.org/abs/2601.23117 | Academic Papers | svg |
b0d46a3a4dd98efb8ca1030ddfe8806b9f2674ca2586481c200336b1052535b6 | 2026-02-02T00:00:00-05:00 | Spontaneous four-wave mixing in a thin layer with second-order nonlinearity | arXiv:2601.23137v1 Announce Type: new Abstract: Pairs of entangled photons are crucial for photonic quantum technologies. The demand for integrability and multi-functionality suggests 'flat' platforms - ultrathin layers and metasurfaces - as sources of photon pairs. With the success in demonstrating spontaneous paramet... | https://arxiv.org/abs/2601.23137 | Academic Papers | svg |
2655427cd84017bf3e4841bcea0ed9fa0dcae97057ac964879f80f45002ad02d | 2026-02-02T00:00:00-05:00 | A predictive formula for the H-mode electron separatrix density: Bridging regression and physics-based models across C-Mod, AUG and JET tokamaks | arXiv:2601.23140v1 Announce Type: new Abstract: The electron density at the separatrix ($n_{e,\mathrm{sep}}$) plays a central role in balancing energy confinement, detachment achievement, and ELM suppression in tokamaks, thereby influencing core-edge integration. To study what determines this key parameter, a database ... | https://arxiv.org/abs/2601.23140 | Academic Papers | svg |
06452f6f074914fcc3cf981e16fbaada00bab9dc6ad91a6812ac5d0b6affc613 | 2026-02-02T00:00:00-05:00 | Forward and Inverse Mantle Convection with Neural Operators | arXiv:2601.23178v1 Announce Type: new Abstract: Thermal state reconstruction -- reversing convection to recover the thermal structure of the mantle at an earlier geologic time -- is an important tool to understand the evolution of mantle convection and its relation to seismic tomographic images and observations at the ... | https://arxiv.org/abs/2601.23178 | Academic Papers | svg |
eab54bdb9b62144b3c619dd40a08aa40b75f51551465ca6f7d3954d219ed9069 | 2026-02-02T00:00:00-05:00 | Hybrid physics-data-driven modeling for sea ice thermodynamics and transfer learning | arXiv:2601.23190v1 Announce Type: new Abstract: This study explores a physics-data driven hybrid approach for sea-ice column physics models, in which a machine learning (ML) component acts as a state-dependent parameterization of forecast errors. We examine how perturbations in snow thermodynamics and sea-ice radiative... | https://arxiv.org/abs/2601.23190 | Academic Papers | svg |
5904171eb0a14d360331b4e41fe9c79355c2ed5203fd99af993ddeb7f0bc7e5a | 2026-02-02T00:00:00-05:00 | High-Efficiency Hexagonal Nanowire MAPbI3 Perovskite Solar Cell with Broadband Light Trapping | arXiv:2601.23191v1 Announce Type: new Abstract: Perovskite solar cells (PSCs) have emerged as strong contenders for the next generation of photovoltaic (PV) technologies due to their exceptional light absorption properties, tunability, and affordability in manufacturing. Here, we presented an ingenious hexagonal nanowi... | https://arxiv.org/abs/2601.23191 | Academic Papers | svg |
6ebec671f7778967c2749e1f4ce1cec073ea4723589d5005035c19a17b9106c4 | 2026-02-02T00:00:00-05:00 | Characterizing the Backscattered Spectrum of Mie Spheres | arXiv:2601.23194v1 Announce Type: new Abstract: This study describes both experimentally and theoretically an important hitherto undiscovered feature of the scattering of micron_sized spherical objects when illuminated with highly focused circularly polarized light. This is a regime of high experimental relevance which... | https://arxiv.org/abs/2601.23194 | Academic Papers | svg |
bfd047a4b6288857331baa1644220f7267d046d322e7bbe4e35bd2639eeb888d | 2026-02-02T00:00:00-05:00 | Detection of Hybrid Optical Anapoles in Dielectric Microspheres | arXiv:2601.23202v1 Announce Type: new Abstract: Nonradiating optical anapoles are special configurations of charge_current distributions that do not radiate. It was theoretically predicted that, for microspheres, electric and magnetic dipolar coefficients can simultaneously vanish by engineering the incident light, lea... | https://arxiv.org/abs/2601.23202 | Academic Papers | svg |
3ca653ed922e1c501125c93c515adec402f897e55494bc8c8c172c8494674fa9 | 2026-02-02T00:00:00-05:00 | Optical forces, helicity, angular momentum and how they are all intertwined | arXiv:2601.23214v1 Announce Type: new Abstract: The theoretical description of optical forces and torques on micron_sized particles is a crucial area of research and has formed the foundation for advancements in optical trapping and manipulation technologies. In this study, we derive analytical expressions for optical ... | https://arxiv.org/abs/2601.23214 | Academic Papers | svg |
f03aac5a1724002bf973f53720fa9f3ef2151cfbfb7faac3dac28c325bf4819b | 2026-02-02T00:00:00-05:00 | Leveraging configuration interaction singles for qualitative descriptions of ground and excited states: state-averaging, linear-response, and spin-projection | arXiv:2601.23270v1 Announce Type: new Abstract: While configuration interaction singles (CIS) provides a computationally efficient description of excited states, it systematically overestimates excitation energies and performs poorly for strongly correlated systems, partially due to the lack of orbital relaxation and t... | https://arxiv.org/abs/2601.23270 | Academic Papers | svg |
d684dbd81b4adaa015af97f9fa839ac35c8c618479fe15cc42165b0f7803f4b7 | 2026-02-02T00:00:00-05:00 | Time-Resolved Interferometric Measurements of Plasma Density Evolution in Laser-Driven Capacitor-Coil Targets | arXiv:2601.23271v1 Announce Type: new Abstract: Laser-driven capacitor-coil targets provide a compact platform for generating strong magnetic fields and are widely used in magnetized high-energy-density plasma experiments. In addition to magnetic-field generation, these targets also produce plasma in the coil region, w... | https://arxiv.org/abs/2601.23271 | Academic Papers | svg |
6861d123633e57c836e8b87bf168536700f15f6bbada67c9064f5ff541ad2099 | 2026-02-02T00:00:00-05:00 | The two-positron gluonic bond as a manifestation of "super" van der Waals interactions | arXiv:2601.23275v1 Announce Type: new Abstract: Recently, it has been demonstrated theoretically that the interaction of two PsH atoms, each being a stable bound state of a hydrogen atom and a positronium atom, is attractive, leading to the formation of a molecular complex denoted as (PsH)2. However, the physical natur... | https://arxiv.org/abs/2601.23275 | Academic Papers | svg |
611377046edad0562dc2713fb756ae44a3682a49ff1e2b22162a700d57ee449c | 2026-02-02T00:00:00-05:00 | The Initial Mass Function as the Equilibrium State of a Variational Process: why the IMF cannot be sampled stochastically | arXiv:2601.20998v1 Announce Type: cross Abstract: The stellar initial mass function (sIMF) is often treated as a stochastic probability distribution, yet such an interpretation implies Poisson noise that is inconsistent with growing observational evidence. In particular, the observed relation between the mass of the mo... | https://arxiv.org/abs/2601.20998 | Academic Papers | svg |
5f5406d638d8ea6e6af6f088166ad1d0c4c4800c56eede552a7618d0261a1b0a | 2026-02-02T00:00:00-05:00 | Learning to Advect: A Neural Semi-Lagrangian Architecture for Weather Forecasting | arXiv:2601.21151v1 Announce Type: cross Abstract: Recent machine-learning approaches to weather forecasting often employ a monolithic architecture, where distinct physical mechanisms (advection, transport), diffusion-like mixing, thermodynamic processes, and forcing are represented implicitly within a single large netw... | https://arxiv.org/abs/2601.21151 | Academic Papers | svg |
10e26b190aca9bd0bae0ad6b5bee8878eca7cc6d9707a0f8e356914d6b7203a5 | 2026-02-02T00:00:00-05:00 | Physically-motivated priors in the local distance ladder significantly reduce the Hubble tension | arXiv:2601.22215v1 Announce Type: cross Abstract: Determinations of the Hubble constant based on the local distance ladder remain in significant tension with early-Universe inferences from the cosmic microwave background. While this tension is often discussed in terms of new physics or unmodeled systematics, the role o... | https://arxiv.org/abs/2601.22215 | Academic Papers | svg |
66dd0271a5c9e6414b59939ad36b84ee47ddf20cd2005c7dbcd0a41eaef7a94b | 2026-02-02T00:00:00-05:00 | Three-dimensional squeezing of optically levitated nanospheres | arXiv:2601.22283v1 Announce Type: cross Abstract: We propose a protocol to measure impulses beyond the standard quantum limit. The protocol reduces noise in all three spatial dimensions and consists of squeezing a mechanical system's state via a series of jumps in the frequency of the harmonic potential. We quantify ho... | https://arxiv.org/abs/2601.22283 | Academic Papers | svg |
b6f0c9c9a7ce2709d5ed4eb0c9388a6fb4566574aeb6ea5457c7d6599c208547 | 2026-02-02T00:00:00-05:00 | A Generalized Analytical Heat Transfer Model for Enhanced Geothermal Systems: Capturing Fracture Interactions and Correcting Classical Optimistic Predictions | arXiv:2601.22316v1 Announce Type: cross Abstract: Numerical analytical heat transfer models play a critical role in geothermal design and feasibility studies. Classical solutions, such as those proposed by Gringarten et al. 1975, rely on simplified assumptions and systematically overestimate thermal performance, which ... | https://arxiv.org/abs/2601.22316 | Academic Papers | svg |
acffc1fc2e3926d760fbfb5a605181af789b4619a926ffdb70e05bd509e54330 | 2026-02-02T00:00:00-05:00 | Conversion Layer Controls the Evolution of Magnetic Deflections Near the Alfven Surface | arXiv:2601.22321v1 Announce Type: cross Abstract: We examine the statistics of Alfvenic deflections in both sub-Alfvenic and super-Alfvenic solar wind with particular focus on a common parameter that underlies the definition of switchbacks: the magnetic deflection angle. Our findings are in general agreement with earli... | https://arxiv.org/abs/2601.22321 | Academic Papers | svg |
d2f73cfa3e5dec31c8dd8d1b9579fbf0786163379d53ab477559dfca44d62fd0 | 2026-02-02T00:00:00-05:00 | Revisiting the energy-momentum squared gravity | arXiv:2601.22333v1 Announce Type: cross Abstract: In this paper we have revisited the energy-momentum squared gravity theory, by taking into account the second derivative of the matter Lagrangian with respect to the metric, encapsulating relations originated from thermodynamical grounds. After obtaining the scalar tens... | https://arxiv.org/abs/2601.22333 | Academic Papers | svg |
ebefd657782dcf896bdc5e1f5a35fd48cce632a99de1dff5a40994612501ae0a | 2026-02-02T00:00:00-05:00 | Enhanced Yield Rate of \textsuperscript{229m}Th via Cascade Decay in Storage Rings and Electron Beam Ion Traps | arXiv:2601.22417v1 Announce Type: cross Abstract: The low-energy nuclear isomeric state of \textsuperscript{229m}Th provides a unique bridge between nuclear and atomic physics, enabling applications such as nuclear clocks and precision metrology. However, efficient and controllable production of \textsuperscript{229m}T... | https://arxiv.org/abs/2601.22417 | Academic Papers | svg |
f83bec410a2635661b88807a95dc989757ebedcc864ced71212870c6bdd84866 | 2026-02-02T00:00:00-05:00 | Synthesis of Monolayer Ice on a Hydrophobic Metal Surface | arXiv:2601.22460v1 Announce Type: cross Abstract: Understanding water-metal interactions is central to disciplines spanning catalysis, electrochemistry, and atmospheric science. Monolayer ice phases are well established on hydrophilic surfaces, where strong water-substrate interactions stabilize ordered hydrogen-bond n... | https://arxiv.org/abs/2601.22460 | Academic Papers | svg |
63df748e259bdb8c3d619075246ee87254750f2c20af88837af23ac765f83b1a | 2026-02-02T00:00:00-05:00 | Understanding the sign problem from an exact Path Integral Monte Carlo model of interacting harmonic fermions | arXiv:2601.22559v1 Announce Type: cross Abstract: This work shows that the recently discovered operator contraction identity for solving the discreet Path Integral of the harmonic oscillator can be applied equally to fermions in any dimension. This then yields an exactly solvable model for studying the sign problem whe... | https://arxiv.org/abs/2601.22559 | Academic Papers | svg |
fd61713a15c8e5cd8fa2770998473cd87e8591e0e10299ebc33366d580ca890b | 2026-02-02T00:00:00-05:00 | Unconventional Distance Scaling of Casimir-Polder Force between Atomic Arrays | arXiv:2601.22640v1 Announce Type: cross Abstract: Conventionally, dispersion forces mediated by quantum vacuum fluctuations are known to exhibit universal distance scalings, with retardation typically leading to a faster decay of the interaction. Here, we show that this expectation fails for intrinsically discrete syst... | https://arxiv.org/abs/2601.22640 | Academic Papers | svg |
6cadaa64389f6b531e11ceb5b906b8821d3c3ac9bab50677c1351388283a4893 | 2026-02-02T00:00:00-05:00 | Scattering of Squeezed Light by a Dielectric Slab | arXiv:2601.22798v1 Announce Type: cross Abstract: We develop a quantum theory for the scattering of squeezed coherent light by a dissipative dielectric slab. Using the Green-function quantization approach, we derive the transformation of the field quadratures and show how dispersion, absorption, and multiple reflection... | https://arxiv.org/abs/2601.22798 | Academic Papers | svg |
05d92b53901f6dd8ba2e3a4d55506ae65276435da6289d90949411452dace5cf | 2026-02-02T00:00:00-05:00 | Ground Level Enhancement (GLE#77) in the gamma-ray component: First observation from Arctic and Antarctic stations | arXiv:2601.22807v1 Announce Type: cross Abstract: This article presents the observations of the extreme ground-level enhancement (GLE #77) of Solar Cycle 25 that occurred on 11 November 2025, using ground-based NaI(Tl) gamma-ray detectors deployed at Arctic and Antarctic stations, together with neutron monitor data and... | https://arxiv.org/abs/2601.22807 | Academic Papers | svg |
2b5e91d433663ffb8888964aa6246b3d2397472396c0f96ae078d305118f52b8 | 2026-02-02T00:00:00-05:00 | Rotational Spectroscopy as a Tool to Study Vibration-Rotation Interaction: Investigations of $^{13}$CH$_3$CN and CH$_3$$^{13}$CN up to $v_8 = 2$ and a Search for $v_8 = 2$ Transitions toward Sagittarius B2(N) | arXiv:2601.22824v1 Announce Type: cross Abstract: Methyl cyanide, CH$_3$CN, is present in diverse regions in space, in particular in the warm parts of star-forming regions where it is a common molecule. Rotational transitions of $^{13}$CH$_3$CN and CH$_3$$^{13}$CN in their $v_8 = 1$ lowest excited vibrational states ($... | https://arxiv.org/abs/2601.22824 | Academic Papers | svg |
b700034960c6b6afcde913f8e9161b7c02a3377bde487fcdb00a423d41942656 | 2026-02-02T00:00:00-05:00 | Millimeter and submillimeter spectroscopy of methylallene, CH$_3$CHCCH$_2$ | arXiv:2601.22872v1 Announce Type: cross Abstract: Small polycyclic aromatic hydrocarbons and somewhat larger cyano derivatives were detected in the cold dark cloud TMC-1 recently. Their formation from smaller hydrocarbons is not well understood, in part because abundances of many species are not known. Methylallene, CH... | https://arxiv.org/abs/2601.22872 | Academic Papers | svg |
a55526464e27498d44e5b51d7881e37bdd910d63f897d7efc17f63eb8ec49328 | 2026-02-02T00:00:00-05:00 | Leveraging Interactions for Efficient Swarm-Based Brownian Computing | arXiv:2601.22874v1 Announce Type: cross Abstract: Drawing inspiration from swarm intelligence, we show that short-range attractive interactions between thermally driven Brownian quasiparticles enable energy-efficient optimization. As quasiparticles can be generated directly within a material, the swarm size can be adju... | https://arxiv.org/abs/2601.22874 | Academic Papers | svg |
3d69fba01837f137c55587a1c7b4b7d1ef854a1582c97c83fbfe3a30eaf6d148 | 2026-02-02T00:00:00-05:00 | How adaptation to food resources and death rates shape oscillatory dynamics in a microbial population | arXiv:2601.22967v1 Announce Type: cross Abstract: Microbes constantly interact with their environment by depleting and transforming food sources. Theoretical studies have mainly focused on Lotka-Volterra models, which do not account for food source dynamics. In contrast, consumer-resource models, which consider food so... | https://arxiv.org/abs/2601.22967 | Academic Papers | svg |
ff5f435542deb7e956a01c2700883ce419594ab0b1691806f2cab61725fdc362 | 2026-02-02T00:00:00-05:00 | Role of quasi-Fermi levels in Si- and Mg-related optical absorption in nitride laser diodes (LDs): material context | arXiv:2601.22973v1 Announce Type: cross Abstract: Optical absorption and reabsorption of light emitted from active regions in nitride laser diodes (LDs) have been shown to reduce the light extraction efficiency of these devices. It was proven that the presence of Si and Mg may considerably increase the optical absorpti... | https://arxiv.org/abs/2601.22973 | Academic Papers | svg |
f22c9cad1a94e9126504a1793e2f8d45226e192976a3c0dc52c260c2f34ad12f | 2026-02-02T00:00:00-05:00 | Unlocking the Power of Orbital-Free Density Functional Theory to Explore the Electronic Structure Under Extreme Conditions | arXiv:2601.23002v1 Announce Type: cross Abstract: Recent advances in X-ray free-electron laser diagnostics have enabled direct probing of the electronic structure under extreme pressures and temperatures, such as those encountered in stellar interiors and inertial confinement fusion experiments, challenging theoretical... | https://arxiv.org/abs/2601.23002 | Academic Papers | svg |
2c16e2eebe0980bc9490e5a51e70f3bfe5bbaef21519c561151208d79b0ccc6c | 2026-02-02T00:00:00-05:00 | High-resolution tunable frequency beamsplitter enabled by an integrated silicon pulse shaper | arXiv:2601.23028v1 Announce Type: cross Abstract: We demonstrate high-fidelity, tunable, and ultrafine-resolution on-chip frequency beamsplitters using a quantum frequency processor based on an integrated pulse shaper with six spectral channels. Near-ideal Hadamard gate performance is achieved, with fidelity F > 0.9995... | https://arxiv.org/abs/2601.23028 | Academic Papers | svg |
14da1f65d7b58b578161625c779c1785b7e9bcfe3eb8e01fbbe047a1019b9d75 | 2026-02-02T00:00:00-05:00 | Scalable Memory Sharing in Photonic Quantum Memristors for Reservoir Computing | arXiv:2601.23044v1 Announce Type: cross Abstract: Although photons are robust, room-temperature carriers well suited to quantum machine learning, the absence of photon-photon interactions hinder the realization of memory functionalities that are critical for capturing long-range context. Recently, measurement-based imp... | https://arxiv.org/abs/2601.23044 | Academic Papers | svg |
3092133f058c3499e3605e73fcbc193f0528a1a306c00f24b689e4c7c43258cb | 2026-02-02T00:00:00-05:00 | Establishing Earth's Matter Effect in Atmospheric Neutrino Oscillations at IceCube DeepCore | arXiv:2601.23047v1 Announce Type: cross Abstract: The discovery of the non-zero value of $\theta_{13}$ has opened an exciting opportunity to probe the Earth's matter effects in three-flavor oscillations of atmospheric neutrinos. These matter effects depend on both neutrino energy and the electron density distributions ... | https://arxiv.org/abs/2601.23047 | Academic Papers | svg |
8a26a70000e92b692052d1ab102db83a2b033d91887ead42abb947ecd0e6d8f9 | 2026-02-02T00:00:00-05:00 | Rotating Magnetocaloric Effect in Sintered La(Fe,Mn,Si)$_{13}$H$_z$ Plates | arXiv:2601.23056v1 Announce Type: cross Abstract: La-Fe-Si-based alloys are among the most application-ready magnetocaloric materials for room-temperature magnetic refrigeration. Powder metallurgy methods have been previously demonstrated to successfully produce structures with sub-mm features for magnetic refrigerator... | https://arxiv.org/abs/2601.23056 | Academic Papers | svg |
ef6479ddb0ce79e4f45e20d3bae3ec71cc0cf41b3da550e799dcd1b49392d730 | 2026-02-02T00:00:00-05:00 | Exploring Layered Structure Inside Earth Using Atmospheric Neutrino Oscillation at IceCube DeepCore | arXiv:2601.23057v1 Announce Type: cross Abstract: The IceCube detector, using its densely instrumented center, called DeepCore, can detect multi-GeV atmospheric neutrinos. The oscillation pattern of neutrinos is altered due to interactions with ambient electrons as they pass through Earth. The changes in these patterns... | https://arxiv.org/abs/2601.23057 | Academic Papers | svg |
7b3e5e5042e48912e235579f0351867c4a4028ede2e1e37c20fe39108ebd7978 | 2026-02-02T00:00:00-05:00 | Study of the internal structure of the Earth using neutrino oscillations at IceCube DeepCore | arXiv:2601.23079v1 Announce Type: cross Abstract: Earth's mass and internal structure have been primarily studied through gravitational and seismic methods. Neutrinos, however, offer an independent way to explore Earth's interior via matter effects in neutrino oscillations that depend on the electron distribution insid... | https://arxiv.org/abs/2601.23079 | Academic Papers | svg |
d1c12cae65f203f69b6a2433c09be874479e33e31c6a03166a1f23fb391595c4 | 2026-02-02T00:00:00-05:00 | Exploring Long-Range Interactions in the Atmospheric Neutrino Oscillations at IceCube DeepCore | arXiv:2601.23093v1 Announce Type: cross Abstract: The IceCube neutrino observatory consists of an array of Digital Optical Modules (DOMs) instrumenting one cubic-kilometer of deep glacial ice at the South Pole. DeepCore, a densely-spaced sub-array of DOMs at the bottom central region of IceCube, enables the detection o... | https://arxiv.org/abs/2601.23093 | Academic Papers | svg |
d4d5b14e1eb02d10062e8dc8a2773001e1e185c6c1e08fb5e1efa306fdf6c8e7 | 2026-02-02T00:00:00-05:00 | Loop-gap resonators achieving strong magnon-photon coupling in magnetic insulator thin films | arXiv:2601.23123v1 Announce Type: cross Abstract: Magnon-photon hybrid systems consisting of a three-dimensional electromagnetic resonator and a bulk magnetic insulator constitute the standard experimental platform in cavity magnonics. Here, we demonstrate a modular loop-gap resonator design optimized to couple with th... | https://arxiv.org/abs/2601.23123 | Academic Papers | svg |
81c3fef4353635725b57bac5c38ac1db9e79c15b873fcc174fe95e1ed03372f6 | 2026-02-02T00:00:00-05:00 | Human versus Artificial Inteligence; a significant example in astrophysics, alas | arXiv:2601.23205v1 Announce Type: cross Abstract: There are two well documented models of gamma ray bursts (GRBs), the "Standard' model and the "Cannonball" model. They have often been reviewed [1] and sometimes compared [2]. Here, to avoid understandable biases, I show below the results of an experiment: letting an AI... | https://arxiv.org/abs/2601.23205 | Academic Papers | svg |
3b8170236d2e5b99b0177fb55ae45b2c2d3fc8792582935fc25ed5b8cf527cfd | 2026-02-02T00:00:00-05:00 | High-gain effects in broadband continuous-wave parametric down conversion sources and measurements with undetected photons | arXiv:2601.23263v1 Announce Type: cross Abstract: We study theoretically how high-gain effects affect the measurement outcome of visible signal spectra in undetected photon measurement schemes. We consider two interferometric configurations: firstly, the SU(1,1) interferometer where the idler incurs loss and additional... | https://arxiv.org/abs/2601.23263 | Academic Papers | svg |
0c396e726d81f9b554df3571b20849d546c64fcb48ec91ac08fcc68ec856fbe9 | 2026-02-02T00:00:00-05:00 | Self-Arresting and Runaway Earthquakes:Nucleation, Propagation, Gutenberg-Richter law and Dragon-King Events | arXiv:2402.14626v2 Announce Type: replace Abstract: We develop a dissipation-based framework for earthquake rupture on homogeneous faults that explicitly separates the onset of unstable slip from the conditions required for self-sustained rupture propagation. This distinction explains the coexistence of self-arresting ... | https://arxiv.org/abs/2402.14626 | Academic Papers | svg |
e291a92d42f1c41aafa7d8814d8bc83dfc8c867352bf0fcbbbb2377726364fe2 | 2026-02-02T00:00:00-05:00 | Purcell-enhanced solid-state laser cooling | arXiv:2407.19601v2 Announce Type: replace Abstract: We show that Purcell effect can lead to a substantial enhancement in the maximum cooling power for solid-state laser cooling. We numerically demonstrate such enhancement in a patterned slot-waveguide structure using ytterbium-doped silica as the active material. The e... | https://arxiv.org/abs/2407.19601 | Academic Papers | svg |
494b9df8ff1cbff4d5262d6376be98c260d0dc676e8e95b1425af71600b6f43b | 2026-02-02T00:00:00-05:00 | Modularity maximization and community detection in complex networks through recursive and hierarchical annealing in the D-Wave Advantage quantum processing units | arXiv:2410.07744v3 Announce Type: replace Abstract: Quantum adiabatic optimization has long been expected to outperform classical methods in solving NP-type problems. While this has been proven in certain experiments, its main applications still reside in academic problems where the size of the system to be solved woul... | https://arxiv.org/abs/2410.07744 | Academic Papers | svg |
3a1717cb835cddc5b3785fc742dcb7033c0acc1b20012a36b91429227da9e40a | 2026-02-02T00:00:00-05:00 | Navigating permanent underdetermination in dark energy and inflationary cosmology | arXiv:2501.13521v2 Announce Type: replace Abstract: We identify troubling cases of so-called `permanent underdetermination' in both dark energy and inflationary cosmology. We bring to bear (a) a taxonomy of possible responses to underdetermination, and (b) an understanding of both dark energy and inflationary cosmology... | https://arxiv.org/abs/2501.13521 | Academic Papers | svg |
41f0455560cf7503dba8776e9864239575036bcd42f15e48d39ae4d7a74b4ba1 | 2026-02-02T00:00:00-05:00 | SPARKX: A Software Package for Analyzing Relativistic Kinematics in Collision Experiments | arXiv:2503.09415v2 Announce Type: replace Abstract: SPARKX is an open-source Python package developed to analyze simulation data from heavy-ion collision experiments. By offering a comprehensive suite of tools, SPARKX simplifies data analysis workflows, supports multiple formats such as OSCAR2013, and integrates seamle... | https://arxiv.org/abs/2503.09415 | Academic Papers | svg |
6aa7d09ab5c96a6454da184b095743d94066166907185d30780ed759d7d92763 | 2026-02-02T00:00:00-05:00 | CaloHadronic: a diffusion model for the generation of hadronic showers | arXiv:2506.21720v2 Announce Type: replace Abstract: Simulating showers of particles in highly-granular calorimeters is a key frontier in the application of machine learning to particle physics. Achieving high accuracy and speed with generative machine learning models can enable them to augment traditional simulations a... | https://arxiv.org/abs/2506.21720 | Academic Papers | svg |
2c8795c7040ab8338e61c09cc47c9836e66539c19446d2ffe3bfc0a5559c161b | 2026-02-02T00:00:00-05:00 | The Dynamics of the Transverse Optical Flux in Random Media | arXiv:2507.13195v2 Announce Type: replace Abstract: We study the evolution of the kinetic energy (or gradient norm) of an incident linearly polarized monochromatic wave propagating in correlated random media. We explore the optical flux transverse to the mean Poynting flux at the paraxial-nonparaxial (vectorial) transi... | https://arxiv.org/abs/2507.13195 | Academic Papers | svg |
1281a4bd5c424b25ca74fbe99a1b5283d463fa312a781cb68d1c91f764f5929d | 2026-02-02T00:00:00-05:00 | SPIDER: Scalable Probabilistic Inference for Differential Earthquake Relocation | arXiv:2508.12117v2 Announce Type: replace Abstract: Seismicity catalogs are larger than ever due to an explosion of techniques for enhanced earthquake detection and an abundance of high-quality datasets. Bayesian inference is an appealing framework for locating earthquakes due to its ability to propagate and quantify u... | https://arxiv.org/abs/2508.12117 | Academic Papers | svg |
921893929b8be6bfcd4fc90ae666c3712fe225b20e668bcccd63aa180aae6a8c | 2026-02-02T00:00:00-05:00 | Towards a better understanding of abdominal wall biomechanics: in vivo relationship between dynamic intra-abdominal pressure and magnetic resonance imaging measurements | arXiv:2508.12827v2 Announce Type: replace Abstract: Background In vivo mechanical behaviour of the abdominal wall has been poorly characterised and important details are missing regarding the occurrence and post-operative recurrence rate of hernias which can be as high as 30 %. This study aimed to assess the correlatio... | https://arxiv.org/abs/2508.12827 | Academic Papers | svg |
cb510336903dc526954ef75580ab77d45720c91bb20d62b73849c4f1bf555923 | 2026-02-02T00:00:00-05:00 | Bayesian Optimisation of Non-linear Breit-Wheeler Pair Production in Simulated Laser Experiments | arXiv:2508.16533v2 Announce Type: replace Abstract: High laser intensities enable the production of electron-positron pairs from bright gamma rays passing through strong fields. Potentially the most promising approach for all-optical experiments in the near term uses dense but higher divergence electron beams from lase... | https://arxiv.org/abs/2508.16533 | Academic Papers | svg |
a4aa663a01ff98c95f5f36ac669ff681dae18d63ff5e849c146d035e9796615f | 2026-02-02T00:00:00-05:00 | Laser-induced Coulomb explosion of the LiI molecule and of its dimer | arXiv:2509.06458v2 Announce Type: replace Abstract: A gas-phase sample consisting of lithium iodide, $\mathrm{LiI}$, molecules and their dimer $\mathrm{(LiI)}_2$, are Coulomb exploded by an intense 25 femtosecond laser pulse. In the case of $\mathrm{LiI}$, we focus on the double ionization that creates a pair of $\math... | https://arxiv.org/abs/2509.06458 | Academic Papers | svg |
682a3d0ceaf9a52709498e987920ebcfeaa535450d957d2449cb96fb5ec0848d | 2026-02-02T00:00:00-05:00 | Comparing Simulated and Observed Particle Energy Distributions through Magnetic Reconnection in Earth's Magnetotail | arXiv:2509.07621v2 Announce Type: replace Abstract: Magnetic reconnection is an explosive process that accelerates particles to high energies in Earth's magnetosphere, offering a unique natural laboratory to study this phenomenon. This study investigates how well data-driven fully kinetic simulations can reproduce the ... | https://arxiv.org/abs/2509.07621 | Academic Papers | svg |
ee0943c40bd65e6ad3265dce847e1c43db9fa6abfed4f59a109af6d90de58843 | 2026-02-02T00:00:00-05:00 | Instability of the halocline at the North Pole | arXiv:2509.21378v2 Announce Type: replace Abstract: In this paper we address the issue of stability for the near-inertial Pollard waves, as a model for the halocline in the region of the Arctic Ocean centered around the North Pole, derived in Puntini (2025a). Adopting the short-wavelength instability approach, the stab... | https://arxiv.org/abs/2509.21378 | Academic Papers | svg |
f9300790fbf596221a95f3ac0f447a2891cb87bb98f41d300956164bb69afd27 | 2026-02-02T00:00:00-05:00 | Investigating Solid-Fluid Phase Coexistence in DC Plasma Bilayer Crystals: The Role of Particle Pairing and Mode Coupling | arXiv:2510.09491v3 Announce Type: replace Abstract: This article presents a detailed investigation of solid-fluid phase coexistence in a bilayer dusty plasma crystal subjected to varying confinement ring bias voltages in a DC glow discharge argon plasma. Melamine formaldehyde particles were employed to form a stable, h... | https://arxiv.org/abs/2510.09491 | Academic Papers | svg |
65229d0d98f3579dd410ab6d93c8277355472984ecb8ce82a9155876d494c6bf | 2026-02-02T00:00:00-05:00 | Predictive Dosimetry in PSMA-Targeted Radiopharmaceutical Therapies: A PBPK Modeling and Machine Learning Study | arXiv:2510.21054v4 Announce Type: replace Abstract: Predictive dosimetry is central to enabling personalized radiopharmaceutical therapy (RPT), particularly in prostate specific membrane antigen (PSMA) targeted theranostics. In this work, we develop a three layer computational framework that integrates physiologically ... | https://arxiv.org/abs/2510.21054 | Academic Papers | svg |
c81bc3002b3aad8e78b5a00f3ae862b9aee2c01e317a92ee917ca2836ebae077 | 2026-02-02T00:00:00-05:00 | Reactive capacitance of flat patches of arbitrary shape | arXiv:2510.25288v2 Announce Type: replace Abstract: We investigate the capacity of a flat partially reactive patch of arbitrary shape to trap independent particles that undergo steady-state diffusion in the three-dimensional space. We focus on the total flux of particles onto the patch that determines its reactive capa... | https://arxiv.org/abs/2510.25288 | Academic Papers | svg |
3254086fa54696a0c7e30d15cf4715cc1554a295d2088d1822dd9c6a09d8cf07 | 2026-02-02T00:00:00-05:00 | Optimized tandem catalyst patterning for CO$_2$ reduction flow reactors | arXiv:2511.07638v3 Announce Type: replace Abstract: Tandem catalysis involves two or more catalysts arranged in proximity within a single reaction vessel, with the aim of synergistically aligning the catalysts' reaction pathways to maximize overall system performance. This study presents a proof of concept showing the ... | https://arxiv.org/abs/2511.07638 | Academic Papers | svg |
dee1ba40aa3e89b2aa4c62b32c9e73b9206fc38b3a033ccfdd5cfde325d84492 | 2026-02-02T00:00:00-05:00 | Beam-test evaluation of pre-production Low Gain Avalanche Detectors for the ATLAS High Granularity Timing Detector | arXiv:2512.01855v2 Announce Type: replace Abstract: The High Granularity Timing Detector (HGTD) will be installed in the ATLAS experiment as part of the Phase-II upgrade for the High Luminosity-Large Hadron Collider (HL-LHC). It will mitigate pile-up effects in the forward region, and measure per bunch luminosity. The ... | https://arxiv.org/abs/2512.01855 | Academic Papers | svg |
ccf96057a723e1ec3e8396bebb47a31e37cb55deb6a209eefa11d9248518ed07 | 2026-02-02T00:00:00-05:00 | Formative experience for intensive instruction physics courses: Evaluation and results in an Electromagnetism course | arXiv:2512.12404v2 Announce Type: replace Abstract: The rising demand for higher education has led universities to offer courses in multiple formats, including Intensive Instruction Courses (IICs), to meet the needs of a diverse student body. While active teaching methods improve physics understanding in standard cours... | https://arxiv.org/abs/2512.12404 | Academic Papers | svg |
4dfb30a97fc29f3286b0c4a28c5fe3c22fbf4f37f9b88a803fd80eca6ef05a83 | 2026-02-02T00:00:00-05:00 | Laser interferometry as a robust neuromorphic platform for machine learning | arXiv:2601.18047v2 Announce Type: replace Abstract: We present a method for implementing an optical neural network using only linear optical resources, namely field displacement and interferometry applied to coherent states of light. The nonlinearity required for learning in a neural network is realized via an encoding... | https://arxiv.org/abs/2601.18047 | Academic Papers | svg |
b67a4f8fe767cd1c1d3f2928214f49f3fd327e77e22a5613e4d5ebb0ecd4d023 | 2026-02-02T00:00:00-05:00 | On-chip control of the coherence matrix of four-mode partially coherent light: rank, entropy, and modal Stokes parameters | arXiv:2601.18797v2 Announce Type: replace Abstract: Partially coherent light offers salutary capabilities in optical information processing that cannot be matched by coherent light. To date, this `coherence advantage' has been confirmed in proof-of-principle optical communications protocols using bulk optics. Taking fu... | https://arxiv.org/abs/2601.18797 | Academic Papers | svg |
70efcda2a48b51190b6f0838d3eba025a6dd127b674a19e4a305f578c70a1dd3 | 2026-02-02T00:00:00-05:00 | Spectroscopy of $^4$He at 0.25 ppt Uncertainty and Improved Alpha-Helion Charge-Radius Difference Determination | arXiv:2601.19444v2 Announce Type: replace Abstract: High-precision spectroscopy of simple atomic systems can be used to advance the theory of atomic energy levels but can also serve as a sensitive probe of nuclear charge radii. For this last purpose, we report an improved measurement of the $2\,^3{S}_1 \to 2\,^1{S}_0$ ... | https://arxiv.org/abs/2601.19444 | Academic Papers | svg |
6028e433ac0644e8dcefabe962b3a91690087bafc71ecaf4c71f45ba45133936 | 2026-02-02T00:00:00-05:00 | Reverse Energy Flows in Two-Dimensional Photonic Crystals and Analogies with Vortex Formation and Analogous Flows in Hydrodynamics | arXiv:2601.21704v2 Announce Type: replace Abstract: This paper examines the connection between photonic band-gap formation in two types of two-dimensional photonic crystals and the emergence of reverse electromagnetic energy flows generated by linearly polarized plane waves incident on a photonic-crystal slab. We show ... | https://arxiv.org/abs/2601.21704 | Academic Papers | svg |
9366671834699d2a141b4b41a084a460fb2ebdc8ad4da2134d50b7bffd7cadae | 2026-02-02T00:00:00-05:00 | On the statistical analysis of grouped data: when Pearson $\chi^2$ and other divisible statistics are not goodness-of-fit tests | arXiv:2406.09195v5 Announce Type: replace-cross Abstract: Thousands of experiments are analyzed and papers are published each year involving the statistical analysis of grouped data. While this area of statistics is often perceived -- somewhat naively -- as saturated, several misconceptions still affect everyday practi... | https://arxiv.org/abs/2406.09195 | Academic Papers | svg |
5de2e69887c5401cb006dc42c4c6312d76114a9091151323c78ae3d5c818e7cc | 2026-02-02T00:00:00-05:00 | Clever algorithms for glasses work by time reparametrization | arXiv:2409.17121v2 Announce Type: replace-cross Abstract: The ultraslow dynamics of glass-formers has been explained by two views considered as mutually exclusive: one invokes locally hindered mobility, the other rests on the complexity of the configuration space. Here we demonstrate that the evolution responds strongl... | https://arxiv.org/abs/2409.17121 | Academic Papers | svg |
e1548d0368798509b7708d89b5e86b8d75e15e3890f851c97861ded8f8d65ba9 | 2026-02-02T00:00:00-05:00 | Quantum Circuits for the Metropolis-Hastings Algorithm | arXiv:2506.11576v5 Announce Type: replace-cross Abstract: Szegedy's quantization of a reversible Markov chain provides a quantum walk whose spectral gap is quadratically larger than that of the classical walk. Quantum computers are therefore expected to provide a speedup of Metropolis-Hastings (MH) simulations. Existin... | https://arxiv.org/abs/2506.11576 | Academic Papers | svg |
8a1d4df908c64282e2fdbd770185c1e351e1596e40f83fb1921f674d96472cd2 | 2026-02-02T00:00:00-05:00 | Learning to flock in open space by avoiding collisions and staying together | arXiv:2506.15587v2 Announce Type: replace-cross Abstract: We investigate the emergence of cohesive flocking in open, boundless space using a multi-agent reinforcement learning framework. Agents integrate positional and orientational information from their closest topological neighbours and learn to balance alignment an... | https://arxiv.org/abs/2506.15587 | Academic Papers | svg |
86508195c322a5c2ad56813aa1bc5b1a39d129acc995f975509cc1b308a8c3f2 | 2026-02-02T00:00:00-05:00 | Projective Transformations for Regularized Central-Force Dynamics: Hamiltonian Formulation | arXiv:2506.22681v5 Announce Type: replace-cross Abstract: This work introduces a Hamiltonian approach to regularization and linearization of central-force particle dynamics through a new canonical extension of the so-called "projective decomposition". The regularization scheme is formulated within the framework of clas... | https://arxiv.org/abs/2506.22681 | Academic Papers | svg |
b834908397ba6c127cf45258c2e6c725be978a73f5e31f9fdb85fd5ad5c9f196 | 2026-02-02T00:00:00-05:00 | Perturbed Toroidal Vortices Display Internal Simply Connected Topology | arXiv:2507.04596v2 Announce Type: replace-cross Abstract: This work shows that the interiors of perturbed zero-helicity vortices display simply connected topology with a crescent-shaped boundary. Flux surfaces in fluid and magnetic vortices were explored analytically, while particle trajectories in the context of plasm... | https://arxiv.org/abs/2507.04596 | Academic Papers | svg |
8b938d19a32c35f9f3f9464a528b428400f3624179180a56555b5c4b58f79cf2 | 2026-02-02T00:00:00-05:00 | Conformal prediction for uncertainties in nucleon-nucleon scattering | arXiv:2507.08085v3 Announce Type: replace-cross Abstract: Conformal prediction is a distribution-free and model-agnostic uncertainty-quantification method that provides finite-sample prediction intervals with guaranteed coverage. In this work, for the first time, we apply conformal-prediction to generate uncertainty ba... | https://arxiv.org/abs/2507.08085 | Academic Papers | svg |
0541c23493d69444467ca8818e8a0fcc7bd27b6b00bfe0d98e41f363a21c532f | 2026-02-02T00:00:00-05:00 | Jitter Sensing and Control for Multi-Plane Phase Retrieval | arXiv:2508.09256v2 Announce Type: replace-cross Abstract: The family of multi-plane phase retrieval sensors, such as the curvature and nonlinear curvature wavefront sensors (WFS), contain tip/tilt information embedded in their signals. We have built a nonlinear curvature WFS to study different wavefront reconstruction ... | https://arxiv.org/abs/2508.09256 | Academic Papers | svg |
7d08b75fdbcadb11e38e69beb59b077cfff09c8b655da1a34a9f2832716e721b | 2026-02-02T00:00:00-05:00 | The Three-Body Limit Cycle: Universal Form for General Regulators | arXiv:2509.04746v2 Announce Type: replace-cross Abstract: The Efimov effect, a remarkable realization of discrete scale invariance, emerges in the three-body problem with short-range interactions and is understood as a renormalization group (RG) limit cycle within Short-Range Effective Field Theory (SREFT). While the a... | https://arxiv.org/abs/2509.04746 | Academic Papers | svg |
0c93a2cdaee0aae48a9e7de4593fa1098caea05665aecb8b12e5dc55551acf87 | 2026-02-02T00:00:00-05:00 | Automatic Model Extraction of the Match Standard in Symmetric--Reciprocal--Match Calibration | arXiv:2509.18426v2 Announce Type: replace-cross Abstract: This paper addresses the modeling of parasitics of the match standard in the symmetric-reciprocal-match (SRM) calibration method of vector network analyzers (VNAs). In the general SRM procedure, the match standard is assumed to be fully known. Here, we demonstra... | https://arxiv.org/abs/2509.18426 | Academic Papers | svg |
54bf7d5fc880b14b0af99da6de9ef5de3ac491b8f81e4fe64855aaf5e6318eb4 | 2026-02-02T00:00:00-05:00 | Hydrodynamic Simulations of Tidal Disruption Encores | arXiv:2510.23729v2 Announce Type: replace-cross Abstract: We present hydrodynamic simulations with the moving-mesh code AREPO of Tidal Disruption Encores (TDEEs) in nuclear star clusters (NSCs). TDEEs arise when a stellar-mass black hole (sBH) disrupts a star within the NSC, producing debris that is unbound from the sB... | https://arxiv.org/abs/2510.23729 | Academic Papers | svg |
4668603ca97a1e0d13defd73feb76e5eedaca15634b19e08cf05946e5b124eb1 | 2026-02-02T00:00:00-05:00 | Dissipative quantum algorithms for excited-state quantum chemistry | arXiv:2512.19870v2 Announce Type: replace-cross Abstract: Electronic excited states are central to a vast array of physical and chemical phenomena, yet accurate and efficient methods for preparing them on quantum devices remain challenging and comparatively underexplored. We introduce a general dissipative algorithm fo... | https://arxiv.org/abs/2512.19870 | Academic Papers | svg |
226205f94c2b5c57168c491b2f61316f5c74b7d7f19a6eb685df3668d5a179a0 | 2026-02-02T00:00:00-05:00 | Quantum Fisher information analysis for absorption measurements with undetected photons | arXiv:2601.16941v2 Announce Type: replace-cross Abstract: We theoretically compare the quantum Fisher information (QFI) for three configurations of absorption spectroscopy with undetected idler photons: an SU(1,1) interferometer with inter-source idler loss, an induced-coherence (IC) setup in which the idler partially ... | https://arxiv.org/abs/2601.16941 | Academic Papers | svg |
8da297c9bc1bf4f4c47f08c10965db541f4f960f4e94e6484243dfdff3702029 | 2026-02-02T00:00:00-05:00 | On a square packing conjecture of Erd\H{o}s | arXiv:2601.22163v1 Announce Type: new Abstract: Let $f(n)$ be the maximum sum of the sides of non-overlapping squares (or equilateral triangles) packed inside a unit square or (unit equilateral triangle). In this paper, we explore some properties of $f$ and examine how the square and triangle cases are similar. We prov... | https://arxiv.org/abs/2601.22163 | Academic Papers | svg |
d54f21b710c5fbe108b267d0e30f99bdc0ad365b6ca639066ff3f4e50289cee5 | 2026-02-02T00:00:00-05:00 | Some new results on the Seidel energy of graphs with self-loops | arXiv:2601.22165v1 Announce Type: new Abstract: Harshitha et al. recently introduced Seidel energy of graphs with self loops. In this paper, we extend some of their results by giving a necessary and sufficient condition for the Seidel energy of a looped graph to be equal to the Seidel energy of its underlying graph. We... | https://arxiv.org/abs/2601.22165 | Academic Papers | svg |
9eb55503b31db331c4e764695e963205a3c2ee856bf8c66e28b645407a0e485a | 2026-02-02T00:00:00-05:00 | Pseudo-Riemannian Spectral Triples for $\mathrm{SU}(1,1)$ | arXiv:2601.22171v1 Announce Type: new Abstract: We use the harmonic analysis of $\mathrm{SU}(1,1)$ to show that the triple $(\mathcal{A},\mathcal{H},D)$, with $D$ (the closure of) Kostant's cubic Dirac operator acting on the Hilbert space $\mathcal{H}=L^2(\mathrm{SU}(1,1))\otimes\mathbb{C}^2$, and with $*$-algebra $\ma... | https://arxiv.org/abs/2601.22171 | Academic Papers | svg |
877a451d84990927deb6c34f6e65d2880a8305f06623b073ad830b29db6016fd | 2026-02-02T00:00:00-05:00 | A root finding method with arbitrary order of convergence | arXiv:2601.22187v1 Announce Type: new Abstract: Let $a\in \mathbb{R}^{+}\backslash\left\{0\right\}$ and $M\in\mathbb{N}$. We consider the equation $t^M-a=0$, which is equivalent to $1-\frac{t^M}{a}=0\,.$ The real solution is $\sqrt[M]{a}$. In this publication, we present a method that enables the calculation of $\sqrt[... | https://arxiv.org/abs/2601.22187 | Academic Papers | svg |
c7fb3630ab14603ebedf16197f8c133e2e0d02c2cbf5aa49d40f8cd02ae0f433 | 2026-02-02T00:00:00-05:00 | When is the convolution a t-norm on normal, convex and upper semicontinuous fuzzy truth values? | arXiv:2601.22190v1 Announce Type: new Abstract: In Type-2 rule-based fuzzy systems (T2 RFSs), triangular norms on complete lattice $(\mathbf{L},\sqsubseteq)$ or $(\mathbf{L_u},\sqsubseteq)$ can be used to model the compositional rule of inference, where $\textbf{L}$ is the set of all convex normal fuzzy truth values, $... | https://arxiv.org/abs/2601.22190 | Academic Papers | svg |
b0fdef653c1dc5582c0cf947892b9896d906e5fc1e6b9ed4a8c8d6be17a73b40 | 2026-02-02T00:00:00-05:00 | Zero-level integrable modules over twisted affine Lie superalgebras | arXiv:2601.22210v1 Announce Type: new Abstract: The main result of this paper is the characterization of zero-level integrable finite weight modules, over twisted affine Lie superalgebras. We prove that such a module is parabolically induced from a module which is obtained, in a prescribed way, from a module over a Lie... | https://arxiv.org/abs/2601.22210 | Academic Papers | svg |
9a7b573957e3a840885ca9b5680fa4bef668b93c67552b3cc28bdb03140d4482 | 2026-02-02T00:00:00-05:00 | The metaplectic semigroup and its applications to time-frequency analysis and evolution operators | arXiv:2601.22252v1 Announce Type: new Abstract: We develop a systematic analysis of the metaplectic semigroup $\mathrm{Mp}_+(d,\mathbb{C})$ associated with positive complex symplectic matrices, a notion introduced almost simultaneously and independently by H\"ormander, Brunet, Kramer, and Howe, thereby extending the cl... | https://arxiv.org/abs/2601.22252 | Academic Papers | svg |
e973898becf180c43966098599c5acb9c6c31b3c2d7876e34b1ee8f82fe32a83 | 2026-02-02T00:00:00-05:00 | Smooth correspondences between quiver varieties | arXiv:2601.22287v1 Announce Type: new Abstract: We introduce a new class of smooth correspondences between Nakajima quiver varieties called split parabolic quiver varieties, and study their properties. We use these correspondences to construct an explicit resolution of singularities of quiver Brill--Noether loci and pr... | https://arxiv.org/abs/2601.22287 | Academic Papers | svg |
8e4430471f177afca4681ba58649d5721cf7575ebd6b1079e2380fa676631f78 | 2026-02-02T00:00:00-05:00 | Operating Imperfect AI: Reliability Drift and Human Congestion | arXiv:2601.22295v1 Announce Type: new Abstract: The deployment of machine learning in high-stakes services relies on ``human-in-the-loop'' architectures to mitigate algorithmic uncertainty. However, existing static policies fail to address a fundamental tension: algorithms suffer from stochastic ``reliability drift,'' ... | https://arxiv.org/abs/2601.22295 | Academic Papers | svg |
f478409d699f13b332663cc1ad6791070cab9cdb5a461ee54ce984b90b862ed8 | 2026-02-02T00:00:00-05:00 | The Homology of Complex Equivariant Bordism | arXiv:2601.22303v1 Announce Type: new Abstract: Let $A$ be an abelian compact Lie group and let $E$ be an oriented $A$-spectrum. We compute the $E$-homology of tom Dieck's homotopical $A$-equivariant complex bordism spectrum $MU_A$ in two ways, correcting an error in Cole-Greenlees-Kriz (2002). Additionally, we calcula... | https://arxiv.org/abs/2601.22303 | Academic Papers | svg |
37bc6c5a21795cbd4430242e1431e0788254df2ed984f9ee207bb3143c1a4218 | 2026-02-02T00:00:00-05:00 | Geometric configuration of integrally closed Noetherian domains | arXiv:2601.22314v1 Announce Type: new Abstract: In this paper, we completely describe the family of integrally closed Noetherian domains between $\mathbb{Z}[X]$ and $\mathbb{Q}[X]$. We accomplish this result by classifying the Krull domains between these two polynomial rings. To this end, we first describe the DVRs of ... | https://arxiv.org/abs/2601.22314 | Academic Papers | svg |
2e1caa4bfff4dae63fce88cbe595c2a6fec32c53c0c58da24fecd272f321909d | 2026-02-02T00:00:00-05:00 | Square Root-Factorized Covariance Steering | arXiv:2601.22348v1 Announce Type: new Abstract: Covariance steering (CS) synthesizes a control policy which drives the state's mean and covariance matrix towards desired values. Offering tractable computation of a closed-loop policy which can obey chance constraints in uncertain environments, application to many real-w... | https://arxiv.org/abs/2601.22348 | Academic Papers | svg |
0270ceff567bd4362a58f401f58cb7e1182be1c3f5020bc4323a316868f78f5e | 2026-02-02T00:00:00-05:00 | Hermitian indices and factorization of selfadjoint operators on a Kre\u{i}n space | arXiv:2601.22366v1 Announce Type: new Abstract: The hermitian indices of a selfadjoint operator $C$ on a Kre\u{i}n space $\mathcal H$ are defined as geometric measures of positivity and negativity of the operator. A different pair of indices arises in the Bogn\'ar-Kr\'amli factorization of $C$, which writes $C$ as a pr... | https://arxiv.org/abs/2601.22366 | Academic Papers | svg |
59f1fc087d6ae9750bff20981620e2b5b3979fcf7e727e33ac6f0da60547acd3 | 2026-02-02T00:00:00-05:00 | Dynamical stability of various convex graphical translators | arXiv:2601.22368v1 Announce Type: new Abstract: In the first part of the paper, we prove the existence of longtime solution to mean curvature flow starting from a graph of a continuous function defined over a slab. Then, we establish dynamical stability results for various types of graphical translators to mean curvatu... | https://arxiv.org/abs/2601.22368 | Academic Papers | svg |
4bdb16cb32aa1ae8b0fde43cbb48389cb955458d5eabd126651808d6bfc92d01 | 2026-02-02T00:00:00-05:00 | Operator Splitting with Hamilton-Jacobi-based Proximals | arXiv:2601.22370v1 Announce Type: new Abstract: Operator splitting algorithms are a cornerstone of modern first-order optimization, decomposing complex problems into simpler subproblems solved via proximal operators. However, most functions lack closed-form proximal operators, which has long restricted these methods to... | https://arxiv.org/abs/2601.22370 | Academic Papers | svg |
644763899531295b87d0e698f7d3ee2926bdb2aa54f72d36b4f8b93f9cfeae7f | 2026-02-02T00:00:00-05:00 | Visibility in Polygonal Environments with Holes: Finding Best Spots for Hiding and Surveillance | arXiv:2601.22405v1 Announce Type: new Abstract: Visibility plays an important role for decision making in cluttered, uncertain environments. This paper considers the problem of identifying optimal hiding spots for an agent against line-of-sight detection by an adversary whose location is unknown. We consider environmen... | https://arxiv.org/abs/2601.22405 | Academic Papers | svg |
d8e13ec8c00794359100c5adc4b73f6bb70183397c32eeed66fbf1ce45393f6c | 2026-02-02T00:00:00-05:00 | Quasihomomorphisms to real algebraic groups | arXiv:2601.22411v1 Announce Type: new Abstract: A quasihomomorphism is a map that satisfies the homomorphism relation up to bounded error. Fujiwara and Kapovich proved a rigidity result for quasihomomorphisms taking values in discrete groups, showing that all quasihomomorphisms can be built from homomorphisms and secti... | https://arxiv.org/abs/2601.22411 | Academic Papers | svg |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.