Mechanical metamaterials

R Craster, S Guenneau, M Kadic… - Reports on Progress in …, 2023 - iopscience.iop.org
Mechanical metamaterials, also known as architected materials, are rationally designed
composites, aiming at elastic behaviors and effective mechanical properties beyond ('meta') …

Spectral theory of a Neumann–Poincaré-type operator and analysis of cloaking due to anomalous localized resonance

H Ammari, G Ciraolo, H Kang, H Lee… - Archive for Rational …, 2013 - Springer
The aim of this paper is to give a mathematical justification of cloaking due to anomalous
localized resonance (CALR). We consider the dielectric problem with a source term in a …

A review of anomalous resonance, its associated cloaking, and superlensing

RC McPhedran, GW Milton - Comptes …, 2020 - comptes-rendus.academie-sciences …
We review a selected history of anomalous resonance, cloaking due to anomalous
resonance, cloaking due to complementary media, and superlensing. Résumé. Nous …

Enlargement of the localized resonant band gap by using multi-layer structures

L Kong, L Zhu, Y Deng, X Fang - Journal of Computational Physics, 2024 - Elsevier
Multi-layer structures possess highly geometrically tunable optical resonances to change the
surface plasmon frequencies in the wide range. A simple analytic model is presented to …

A variational perspective on cloaking by anomalous localized resonance

RV Kohn, J Lu, B Schweizer, MI Weinstein - … in Mathematical Physics, 2014 - Springer
A body of literature has developed concerning “cloaking by anomalous localized
resonance.” The mathematical heart of the matter involves the behavior of a divergence-form …

Enhancement of near cloaking for the full Maxwell equations

H Ammari, H Kang, H Lee, M Lim, S Yu - SIAM Journal on Applied …, 2013 - SIAM
Recently published methods for the quasi-static limit of the Helmholtz equation is extended
to consider near cloaking for the full Maxwell equations. Effective near cloaking structures …

On anomalous localized resonance and plasmonic cloaking beyond the quasi-static limit

H Li, H Liu - Proceedings of the Royal Society A …, 2018 - royalsocietypublishing.org
In this paper, we give the mathematical construction of novel core-shell plasmonic structures
that can induce anomalous localized resonance and invisibility cloaking at certain finite …

Plasmon resonance with finite frequencies: a validation of the quasi-static approximation for diametrically small inclusions

K Ando, H Kang, H Liu - SIAM Journal on Applied Mathematics, 2016 - SIAM
We study resonance for the Helmholtz equation with a finite frequency in a plasmonic
material of negative dielectric constant in two and three dimensions. We show that the quasi …

On spectral properties of Neuman–Poincaré operator and plasmonic resonances in 3D elastostatics

Y Deng, H Li, H Liu - Journal of Spectral Theory, 2018 - ems.press
We consider plasmon resonances and cloaking for the elastostatic system in R3 via the
spectral theory of the Neumann–Poincaré operator. We first derive the full spectral …

[HTML][HTML] Limiting absorption principle and well-posedness for the Helmholtz equation with sign changing coefficients

HM Nguyen - Journal de Mathématiques Pures et Appliquées, 2016 - Elsevier
In this paper, we investigate the limiting absorption principle associated to and the well-
posedness of the Helmholtz equations with sign changing coefficients which are used to …