Results 101 to 110 of about 13,645 (194)

Electromagnetic Quasinormal Modes: A Foundational Framework for Describing Fano Resonances of Extinction Spectra

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
An ab initio electromagnetic framework links quasinormal modes to Fano resonances in extinction spectra. Analytical expressions for the Fano asymmetry and intensity parameters are derived from overlap integrals, enabling rapid spectral reconstruction and physical interpretation.
Mikhail Bochkarev   +5 more
wiley   +1 more source

Loss Compensation and Coherent Virtual Absorption via Virtual Complex Frequency Wave Excitation

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
By establishing a mathematical bridge between real and complex frequencies, we present a general method for complex frequency wave excitation to obtain all electromagnetic responses at complex frequencies. Using properties of complex frequency waves, we compensate for the propagating loss of point sources and surface plasmon polaritons.
Sheng Zhang, Zhi Hong Hang
wiley   +1 more source

Acoustic computational metamaterials [PDF]

open access: yesChinese Science Bulletin, 2021
Zengyao Lü   +3 more
openaire   +1 more source

Resonant Acoustic Metamaterials

open access: yesApplied Sciences
Acoustic applications of metamaterials have rapidly developed over the past few decades. The sound attenuation provided by metamaterials is due to the interaction between soundwaves and scatterers organized into a reticular grid, with a peak attenuation at a specific frequency band that is highly dependent on the scatterers’ diameter and reticular ...
Amelia Trematerra   +9 more
openaire   +3 more sources

Application of Metamaterial in Renewable Energy: A Review

open access: yesInternational Journal of Engineering Materials and Manufacture
Metamaterial advancements hold promise for compact renewable energy harvesting, capturing acoustic, electromagnetic, mechanical, and solar energy on a modest scale across global industries.
Ali Ahmad   +4 more
doaj   +1 more source

Fluid-loaded metasurfaces

open access: yes, 2017
We consider wave propagation along fluid-loaded structures which take the form of an elastic plate augmented by an array of resonators forming a metasurface, that is, a surface structured with sub-wavelength resonators.
Colombi, A.   +3 more
core  

The Cuttlebone Blueprint for Multifunctional Metamaterials: Design Taxonomy, Functional Decoupling, and Future Horizons

open access: yesAdvanced Functional Materials, Volume 36, Issue 36, 4 May 2026.
Cuttlebone‐inspired metamaterials exploit a septum‐wall architecture to achieve excellent mechanical and functional properties. This review classifies existing designs into direct biomimetic, honeycomb‐type, and strut‐type architectures, summarizes governing design principles, and presents a decoupled design framework for interpreting multiphysical ...
Xinwei Li, Zhendong Li
wiley   +1 more source

A Bottom‐Up Design Framework for Multifunctional Lattice Metamaterials

open access: yesAdvanced Science, Volume 13, Issue 26, 8 May 2026.
This study introduces a generative AI framework for designing multifunctional lattice metamaterials. The method combines 3D Gaussian voxel generation with deep learning, enabling greater design freedom and structural performance. The optimized lattice metamaterials achieve enhanced energy absorption by 40–200% compared to conventional structures and ...
Zongxin Hu   +13 more
wiley   +1 more source

Relaxed micromorphic broadband scattering for finite-size meta-structures -- a detailed development

open access: yes, 2019
The conception of new metamaterials showing unorthodox behaviors with respect to elastic wavepropagation has become possible in recent years thanks to powerful dynamical homogenization techniques.
Aivaliotis, Alexios   +5 more
core  

Auxetic Behavior in JUC‐530: The Effect of Interstitial Molecules on Framework Deformation

open access: yesphysica status solidi (b), Volume 263, Issue 5, May 2026.
Auxetic behavior in the JUC‐530 covalent organic framework is predicted by molecular modeling to arise from a cooperative tetrahedral‐flattening mechanism within the framework topology. Guest molecule loading (N2, CH4, benzene) is shown to suppress the negative Poisson's ratio response.
Grace A. Muscat   +5 more
wiley   +1 more source

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