Results 71 to 80 of about 24,534 (144)

Skyrmionic Polarization Textures in Structured Dielectric Planar Media

open access: yesNanophotonics, Volume 15, Issue 3, 12 February 2026.
Topological skyrmionic textures are typically associated with the structure of optical fields. This work demonstrates that they can also emerge from the optical response of structured metasurfaces. Through engineered light–matter interaction, polarization eigenstates acquire nontrivial topology, which can be mapped into the Chern‐insulator physics ...
Francesco Di Colandrea   +2 more
wiley   +1 more source

The Role of Basal Roughness and Assemblage Grain‐Size Distribution in Shaping Granular Rheology and Basal‐Force Signals

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 2, February 2026.
Abstract We present idealized 3‐D discrete element simulations exploring how varying boundary roughness and grain‐size distribution affect bulk granular‐rheology and basal‐force distributions. Boundary roughness has a direct control on the internal static friction coefficient.
P. Zrelak, E. C. P. Breard, J. Dufek
wiley   +1 more source

Rediscovering Hyperelasticity by Deep Symbolic Regression

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 2, 30 January 2026.
ABSTRACT Accurate hyperelastic material modeling of elastomers under multi‐axial loading still remains a research challenge. This work employs deep symbolic regression as an interpretable machine learning approach to discover novel strain energy functions directly from experimental results, with a specific focus on the classical Treloar and Kawabata ...
Rasul Abdusalamov, Mikhail Itskov
wiley   +1 more source

Microlayer Model: A Nonlinear Finite Strain Viscoelastoplastic Formulation for Asphalt

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 1, 15 January 2026.
ABSTRACT The microlayer framework is an innovative and powerful approach for the numerical simulation of heterogeneous materials, such as aggregate‐matrix composites across multiple scales. In this study, the microlayer framework is extended for the first time to account for viscoelastic‐elastoplastic material behavior.
Marcel May   +6 more
wiley   +1 more source

Adaptive Virtual Element Method of Material‐Field Series Expansion Topology Optimization and Its Application in Metamaterials

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 1, 15 January 2026.
ABSTRACT This paper proposes a novel adaptive topology optimization framework that integrates the Virtual Element Method (VEM) with the Material‐Field Series Expansion (MFSE). Within the VEM‐MFSE framework, we propose a material gradient‐driven adaptive strategy, in which elements are refined in regions with higher material density gradients as the ...
Siqi Zhang, Kai Yang, Bing‐Bing Xu
wiley   +1 more source

Compact Neural Architecture Designs by Tensor Representations. [PDF]

open access: yesFront Artif Intell, 2022
Su J   +6 more
europepmc   +1 more source

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