A Symmetry-Constrained Fourier--Morse Framework for Compact Anisotropic Interaction PotentialsLarge-scale coarse-grained simulations of anisotropic particles require compact interaction models that retain orientation-dependent energetics. We present a symmetry-constrained Fourier--Morse…Hadis Ghodrati, Sibylle Gemming, Florian Günther et al.·Sep 15, 2026SaveLearn
Implicit Lagrangian Hydrodynamics with High-Order Finite ElementsWe present an implicit time integration capability for high-order curvilinear finite element Lagrangian hydrodynamics. Starting from an existing explicit formulation, the implicit treatment builds…Julian Andrej, John Camier, Veselin Dobrev et al.·Sep 14, 2026SaveLearn
Highly Parallel Real-Space Random Phase Approximation Using Lanczos Quadrature and InterpolationWe present a highly parallelizable, matrix-free, real-space method for computing the random phase approximation (RPA) correlation energy within Kohn-Sham density functional theory. In particular, we…Abir Haque, Edmond Chow, Shikhar Shah et al.·Sep 14, 2026SaveLearn
A Gradient-Reconstruction Lattice Boltzmann Method for Compressible Navier--Stokes--Fourier EquationsReaching compressible flow has usually forced lattice Boltzmann methods to abandon the compact stencil or the strict locality that make them efficient. We give up neither, solving the compressible…Adrian Kummerländer, Fedor Bukreev, Mathias J. Krause·Sep 14, 2026SaveLearn
Agentic Porting, Construction and Initial Verification and Validation of Libraries within the Open Source Unified TRAnsient Multi-Physics Advanced Reactor simulation Kit (Outram Park) Part II: Nuclear Data and NeutronicsAn agentic Rust port of both Njoy and OpenMC components was attempted to produce a convenient ENDF to Monte Carlo simulation pipeline in Outram Park. The code is still a prototype with more extensive…Theodore Kay Chen Ong, SiCong Xiao·Sep 14, 2026SaveLearn
Digital Twin of an Argon-Hydrogen Plasma ReactorThe principal proof of concept revolves around an argon-hydrogen plasma reactor that melts, reduces, atomizes and quenches critical raw material in one step, with premium spherical powder as the…B. Artola, A. Bonfanti, M. Holmström et al.·Sep 14, 2026SaveLearn
Transformed in Translation: Two-Stage Structural Uncertainty in LLM-Based Scientific AutoformalizationScientific autoformalization turns verbal accounts into executable mathematics, but executable code does not settle which model has been constructed. We examine two sources of structural uncertainty:…Andre Panossian·Sep 13, 2026SaveLearn
Neural Modal Decomposition: Architectural Priors from ObservablesMany engineering building blocks behave as multi-port linear time-invariant systems. RF cavities, photonic devices, and superconducting quantum chips, despite their different underlying physics, all…Juho Park, Kaushik Sengupta·Sep 13, 2026SaveLearn
Efficient calculation of inductive coupling for arrays of wire ring resonatorsGeneralization of the inductance to the case of non-quasistatic electromagnetic field oscillations appears to be fruitful when considering wireless power transfer and RF metamaterials consisting of…Stepan K. Zhogolev, Mikhail Y. Petrov, Aleksandr O. Makarenko et al.·Sep 13, 2026SaveLearn
Exceptional-point conjugate symmetry and migration in fluid-loaded elastic waveguides: restructuring the physical dispersion spectrumThe dispersion spectrum of a fluid-loaded elastic waveguide is a non-Hermitian system with eigenmodes on a two-sheeted Riemann manifold. Although exceptional points (EPs) organize avoided crossings,…Dong Xiao, Zahra Sharif Khodaei, M. H. Aliabadi·Sep 12, 2026SaveLearn
Digital quantum lattice Boltzmann evolution by reversible compute and open-system resetTurbulent fluid simulation is computationally demanding because nonlinear interactions couple a wide range of scales. Quantum computing offers another computational model, but fluid evolution is…Muhammad Idrees Khan·Sep 12, 2026SaveLearn
Data-Driven Cohesive Zone Modeling within the Generalized Standard Materials FrameworkCohesive zone models are widely used to describe fracture and interfacial failure, yet most formulations prescribe problem-specific analytical traction-separation laws together with phenomenological…Sida Hao, Jinkyo Han, Bahador Bahmani·Sep 12, 2026SaveLearn
Physically Consistent 2D to 3D Pore Space Synthesis: 1. Dynamic Grain Packing Under Strict Morphology ConstraintsThe 3D digital reconstruction of multi-scale, heterogeneous porous media is traditionally limited by the resolution boundaries and artifacts of X-ray computed tomography (XCT). This paper introduces…Dmitry Kulygin, Andrey Ananev, Aleksey Khlyupin·Sep 11, 2026SaveLearn
Physics-enriched neural solvers for transient ice-flow simulationTransient glacier simulations with higher-order ice flow require the repeated solution of a nonlinear problem as the geometry evolves. In the online mode of the Instructed Glacier Model, the velocity…Thomas Gregov, Sebastian Rosier, Brandon Finley et al.·Sep 11, 2026SaveLearn
Physics Based Triple Debye Dielectric Modeling and Multi Layer ADE FDTD Simulation of Terahertz Pulse Reflection for Breast Cancer DetectionTerahertz (THz) imaging has emerged as a promising non-ionizing modality for breast cancer assessment owing to its intrinsic sensitivity to tissue hydration. However, existing dielectric descriptions…Ali Asghar Molavi Choobini, Mehran Shahmansouri·Sep 11, 2026SaveLearn
Stress-Testing Dynamical and Generative Downscaling Using Subseasonal Extreme Precipitation ForecastsCoarse spatial resolution limits the ability of subseasonal prediction models to resolve extreme precipitation. Downscaling with either dynamical or deep generative models can overcome this issue,…Mauricio Lima, Marika Koukoula, Romain Pilon et al.·Sep 10, 2026SaveLearn
A Geometrically Parameterized Quasi-Stationary 3D Model for High-Frequency Induction Tube WeldingA three-dimensional multiphysics finite element framework for the simulation of high-frequency induction welding of tubes is presented. The model couples a time-harmonic magnetic scalar potential…Dmitry Ivanov, John Inge Asperheim, Bjørnar Grande et al.·Sep 10, 2026SaveLearn
A new generation of effective core potentials: Selected heavy 5d and 6p elementsWe expand the correlation-consistent effective core potentials (ccECPs) library by developing semi-local pseudopotentials and matching basis sets by heavy-elements from 5d (Hf, Os, Hg) and 6p…Omar Madany, Lubos Mitas·Sep 9, 2026SaveLearn
Signature of Short-Range Order in Static Response of the Three-Dimensional Electron GasThe three-dimensional electron gas is a fundamental model in condensed matter physics and quantum chemistry, and the exchange-correlation energy derived from it serves as the starting point of…Muhammed H. Güneş, Yubo Yang, Vitaly Gorelov et al.·Sep 9, 2026SaveLearn
Nonlinear flame describing function and mean shift kinematics of slit flames under combined axial-transverse forcingThis study investigates the nonlinear kinematics of a premixed slit flame using a two-dimensional G-equation level-set framework. Results show that combined forcing induces nonlinear saturation in…Juhoon Son, Yong Jea Kim, Jungho Sohn et al.·Sep 9, 2026SaveLearn
The Path Integral Monte Carlo Sign Problem Is Not Always NP-Hard: Harmonic Fermions Can Be Solved in Quadratic TimeIn the Path Integral Monte Carlo (PIMC) simulation of fermions in a harmonic trap, with and without pairwise harmonic interactions, the partition functions for any discrete number of imaginary time…Aarif Chaudhary, Jonas Valenzuela, Siu A. Chin·Sep 8, 2026SaveLearn
Structure-Informed Bayesian Inference of Anomalous Transport and Hidden Molecular Trapping in Amorphous MediaMolecular diffusion in fluctuating amorphous and macromolecular media governs key transport processes across soft-matter physics, energy storage, and biological membranes. Extracting localized…Andrey Ananev, Maria Potapova, Nikolay Kondratyuk et al.·Sep 8, 2026SaveLearn
A finite-strain logarithmic viscoelastic model for Antarctic ice shelves based on an additive splitIce shelves lose mass primarily by calving, a process controlled by the near-front stress field on timescales that span elastic flexure and viscous creep. We formulate a finite-strain Maxwell model…Maxime Nutte, Sebastian Skatulla, Carlo Sansour·Sep 8, 2026SaveLearn
Beyond Residuals: Energy based solutions of partial differential equations using scientific machine learningEnergy-based approaches provide a natural and physically consistent framework for a large class of partial differential equations arising in solid and fluid mechanics, where the governing equations…Timon Rabczuk, Yizheng Wang·Sep 8, 2026SaveLearn
A HIP-Compatible Accelerator Backend for Fourier-Bessel Particle-in-Cell Simulations on CPU/DCU Heterogeneous ClustersFBPIC (Fourier-Bessel particle-in-cell) is a high-performance simulation code for relativistic plasma and accelerator physics. Its original accelerator backend relies on Numba CUDA, which limits its…Jingliang Fan, Ruiqing He, Yang Wan et al.·Sep 6, 2026SaveLearn