Characteristic Mode Analysis of Plasmonic Nanostructures Using Hydrodynamic Volume Integral EquationMetallic nanostructures confine electromagnetic fields at subwavelength scales, making them attractive as plasmonic nanoantennas. At these scales, the response of metals becomes nonlocal, and the…Meruyert Khamitova, Ran Zhao, Doolos Aibek Uulu et al.·Aug 13, 2026·Top 50%SaveLearn
Modeling Bond-Dependent Kitaev-like interaction in 2D Edge-Sharing Tetrahedral Magnets: FeX (X=Te, Se)Bond-dependent magnetic interactions, exemplified by the Kitaev model, are known to arise from the interplay between spin-orbit coupling (SOC) and specific coordination geometries, but have so far…Mengdong Li, Can Huangb, Bingjie Liu et al.·Aug 13, 2026·Top 25%SaveLearn
Using Diffusion Models to Estimate Uncertainties in Analytic ContinuationInverse problems are ubiquitous in physics, chemistry, and engineering, arising when reconstructing hidden quantities from indirect measurements. A key example is the analytic continuation of…Sagi Meir, Daniel Freedman, Barak Hirshberg·Aug 13, 2026·Top 57%SaveLearn
A discrete duality finite volume method with harmonic average for semiconductor drift-diffusion equationsThe stationary drift-diffusion model is widely used to model charge transport in semiconductor devices. Classical methods, such as the finite volume Scharfetter--Gummel (FVSG) method, perform well on…Shuya Liu, Zhicheng Liu, Bo Lin et al.·Aug 13, 2026·Top 94%SaveLearn
TCAD Cryogenic Model Parameters Calibration based on 65 nm NMOS Experimental DataIn this paper, 65 nm n-type Metal-Oxide-Semiconductor Field-Effect-Transistors (nMOSFETs) are taped out and measured at 292 K to 4.5 K. Technology Computer-Aided-Design (TCAD) model parameters are…Wesley Xi, Vikram Magendar, Alhaji A Sharka et al.·Aug 13, 2026·Top 72%SaveLearn
Analysis of degradation in perovskite solar cells through physics-based machine learningDegradation in lead halide perovskite solar cells is analysed by inverse modelling of published measurements of characteristics of a single solar cell at ages 0, 90, 280, 480 minutes. We employ…Kjeld O. Jensen, Gemma Giliberti, Aldo Di Carlo et al.·Aug 11, 2026·Top 69%SaveLearn
Autonomous Lindblad Realizability of Nonunitary Linear Dynamics with a Carleman Lattice Boltzmann ApplicationCarleman lifting converts nonlinear polynomial dynamics into finite linear systems, but the resulting truncations are generally nonunitary and need not correspond to physical quantum evolution. We…Muhammad Idrees Khan·Aug 10, 2026·Top 29%SaveLearn
Coordinate-Residual Physics-Driven Neural Network for Electromagnetic Inverse ScatteringElectromagnetic inverse scattering is a nonlinear and ill-posed problem, where accurate reconstruction is challenging due to measurement limitations, noise, and high computational costs, especially…Yutong Du, Zicheng Liu, Bo Qi et al.·Aug 10, 2026SaveLearn
Nonadiabatic Molecular Dynamics on Real-time Excited-State Surfaces via Machine Learning HamiltoniansSimulating the coupled, nonequilibrium dynamics of electrons and nuclei is a central challenge in chemistry, physics, and materials science, governing phenomena from photocatalysis to quantum…Changwei Zhang, Yang Zhong, Zhi-Guo Tao et al.·Aug 8, 2026SaveLearn
Adjoint shape optimization of oscillatory rarefied gas flowsA fast-converging and asymptotic-preserving adjoint shape optimization method is proposed for drag reduction of multiscale gas flows in vibrating micro-electro-mechanical systems. The convergence of…Pengshuo Li, Lei Wu·Aug 7, 2026·Top 47%SaveLearn
Modeling rare-earth and energy materials supply chains under theoretical China-outer-Mongolia political reunification scenariosCritical rare earth elements, lithium, copper, and coal underpin global clean energy transitions and advanced manufacturing, yet China faces persistent supply volatility and resource security risks…Xi Liu, Wenxi Fang·Aug 7, 2026·Top 88%SaveLearn
Distributional Inverse HomogenizationFor many materials, macroscopic mechanical behavior is determined by an intricate microstructure. Understanding the relation between these two scales helps scientists and engineers design better…Arnaud Vadeboncoeur, Mark Girolami, Kaushik Bhattacharya et al.·Aug 6, 2026SaveLearn
Gradient-free online learning of subgrid-scale dynamics with neural emulatorsIn this paper, we propose a generic algorithm to train machine learning-based subgrid parametrizations online, i.e., with a posteriori loss functions, but for non-differentiable numerical…Hugo Frezat, Ronan Fablet, Guillaume Balarac et al.·Aug 6, 2026SaveLearn
Data-driven reconstruction of dynamical systems using Takens' Theorem, manifold learning, and universal function approximatorsEmbedding theorems can be used to provide theoretical guarantees about the relation between low-dimensional observations of a system and its full-dimensional state and dynamics. Such theorems do not,…Maximilian Topel, Andrew L. Ferguson·Aug 5, 2026SaveLearn
Multiphysics tritium transport modelling of the ARC breeding blanket with FESTIMAccurate prediction of tritium behaviour in molten salt breeding blankets is essential for the design and safe operation of ARC-class fusion reactors. This work presents a fully open-source,…James Dark, Arpan Sircar, Jin Whan Bae et al.·Aug 5, 2026SaveLearn
From populations to absolute binding affinities in molecular simulations: exact volumetric terms and practical estimatorsWe present a statistical-mechanics framework for computing equilibrium binding constants K in the dilute limit. From first principles, we derive a general expression relating K to the relative…Davide Mandelli, Emiliano Ippoliti, Charles Plate·Aug 5, 2026SaveLearn
Reliable Viscosity Calculation from High-Pressure Equilibrium Molecular Dynamics: Case Study of 2,2,4-TrimethylhexaneViscosity is a fundamental property of liquid lubricants, yet it is challenging to determine accurately, especially at high pressures. Although equilibrium molecular dynamics (EMD) simulations are a…Gözdenur Toraman, Dieter Fauconnier, Toon Verstraelen·Aug 5, 2026SaveLearn
A 3-D Hybrid Numerical Method for Simulating Electromagnetic Fields in Structures with Multiple Inhomogeneous Layered MediaA three-dimensional (3-D) hybrid numerical method (HNM) is presented for electromagnetic scattering in structures with multiple inhomogeneous layered media coupled to an arbitrary 3-D non-layered…Jie Liu, Taihe Li, Ke Chen et al.·Aug 4, 2026SaveLearn
A Unified Graph Neural Network Framework for Non-Equilibrium Carrier and Lattice Dynamics Driven by Electric FieldsFinite-temperature simulations of electric-field-driven dynamics need a unified description of interatomic interactions, local electronic states, and configuration-dependent electric responses.…Jia-Wen Li, Sheng Meng, Xinghua Shi et al.·Aug 4, 2026SaveLearn
PDE-Agents: An LLM-Orchestrated Multi-Agent Framework for Automated Finite Element Simulations with Knowledge Graph-Augmented ReasoningWe present PDE-Agents, a multi-agent ecosystem that automates the full lifecycle of partial differential equation (PDE) and finite element method (FEM) simulations through natural-language…Sayan Adhikari, Gulshan Noorsumar, Øyvind Jensen·Aug 4, 2026SaveLearn
Computing with traceable tensor networksWe introduce a new SVD-based tensor decomposition method for tensor networks with arbitrary graph topologies, extending classical hierarchical SVD-based techniques to networks with cycles and general…Sarah Ellwein, Daniele Venturi·Aug 3, 2026SaveLearn
Consistent and bound-preserving finite-volume WENO scheme for compressible two-/N-phase flows with Phase-Field mechanismIn the present study, we propose a consistent and bound-preserving finite-volume WENO scheme that satisfies the requirements of consistency, conservation, equilibrium, and bound preservation for…Ziyang Huang·Aug 1, 2026SaveLearn
A memory-efficient deterministic method for multiscale gas flows using an ensemble-of-subproblems strategy with stochastic discrete velocitiesDeterministic multiscale gas flow simulations have long suffered from the curse of dimensionality: the number of discrete velocities increases dramatically with the velocity space dimension and the…Shuyang Zhang, Weidong Li, Ming Fang et al.·Aug 1, 2026SaveLearn
Mitigating ray effects in rarefied flow simulations using an ensemble-of-subproblems strategy with stochastic discrete velocitiesIn this work, a ensemble-of-subproblems strategy with stochastic discrete velocities is extended to deterministic methods for mitigating ray effects in rarefied flow simulations. The strategy…Shuyang Zhang, Weidong Li, Ming Fang et al.·Aug 1, 2026SaveLearn
Predictive beam-lattice reduction for higher-order topological modes in a 2D SSH phononic crystalWe develop a mechanically faithful reduced model for a two-dimensional topological phononic crystal composed of rigid square masses connected by slender elastic ligaments. Exploiting Euler Bernoulli…Eloi Perez Compte, Michele Brun, Giorgio Carta et al.·Jul 31, 2026·Top 38%SaveLearn