Block copolymer directed metamaterials and metasurfaces for novel optical devices

A Alvarez‐Fernandez, C Cummins… - Advanced Optical …, 2021 - Wiley Online Library
Optical metamaterials are artificially engineered architectures that exhibit desired optical
properties not found in nature. Bespoke design requires the ability to define shape, size …

AT‐Matrix Based Approach to Homogenize Artificial Materials

B Zerulla, R Venkitakrishnan, D Beutel… - Advanced Optical …, 2023 - Wiley Online Library
The accurate and efficient computation of the electromagnetic response of objects made
from artificial materials is crucial for designing photonic functionalities and interpreting …

Operator approach to effective medium theory to overcome a breakdown of Maxwell Garnett approximation

V Popov, AV Lavrinenko, A Novitsky - Physical Review B, 2016 - APS
We elaborate on an operator approach to effective medium theory for homogenization of the
periodic multilayered structures composed of nonmagnetic isotropic materials, which is …

Effective surface conductivity of optical hyperbolic metasurfaces: from far-field characterization to surface wave analysis

OY Yermakov, DV Permyakov, FV Porubaev… - Scientific reports, 2018 - nature.com
Metasurfaces offer great potential to control near-and far-fields through engineering optical
properties of elementary cells or meta-atoms. Such perspective opens a route to efficient …

Retrieving effective material parameters of metamaterials characterized by nonlocal constitutive relations

K Mnasri, A Khrabustovskyi, M Plum, C Rockstuhl - Physical Review B, 2019 - APS
The parameter retrieval is a procedure in which effective material properties are assigned to
a given metamaterial. A widely used technique bases on the inversion of reflection and …

Nonlocal response of Mie-resonant dielectric particles

DA Bobylev, DA Smirnova, MA Gorlach - Physical Review B, 2020 - APS
Mie-resonant high-index dielectric particles are at the core of modern all-dielectric
photonics. In many situations, their response to the external fields is well captured by the …

Ultrasensitive Refractometry via Supercritical Angle Fluorescence

B Ferdman, LE Weiss, O Alalouf, Y Haimovich… - ACS …, 2018 - ACS Publications
Refractometry, namely, the measurement of refractive index (RI), provides information about
various sample properties such as concentrations and molecular structure. One physical …

Nonlocal homogenization for nonlinear metamaterials

MA Gorlach, TA Voytova, M Lapine, YS Kivshar… - Physical Review B, 2016 - APS
We present a consistent theoretical approach for calculating effective nonlinear
susceptibilities of metamaterials taking into account both frequency and spatial dispersion …

Homogenization of Maxwell's equations in a layered system beyond the static approximation

AM Merzlikin, RS Puzko - Scientific Reports, 2020 - nature.com
The propagation of electromagnetic waves through a disordered layered system is
considered in the paradigm of the homogenization of Maxwell's equations. Although the …

Interplay between anisotropy and spatial dispersion in metamaterial waveguides

KL Koshelev, AA Bogdanov - Physical Review B, 2016 - APS
We analyze the spectrum of waveguide modes of an arbitrary uniaxial anisotropic
metamaterial slab with nonlocal electromagnetic response whose permittivity tensor could …