[HTML][HTML] Mechanical characterisation of novel aperiodic lattice structures

C Imediegwu, D Clarke, F Carter, U Grimm, I Jowers… - Materials & Design, 2023 - Elsevier
This paper compares the mechanical properties of a class of lattice metamaterials with
aesthetically-pleasing patterns that are governed by the mathematics of aperiodic order …

Subdiffusive wave transport and weak localization transition in three-dimensional stealthy hyperuniform disordered systems

F Sgrignuoli, S Torquato, L Dal Negro - Physical Review B, 2022 - APS
The purpose of this work is to understand the fundamental connection between structural
correlations and light localization in three-dimensional (3D) open scattering systems of finite …

Localization of scattering resonances in aperiodic Vogel spirals

F Sgrignuoli, R Wang, FA Pinheiro, L Dal Negro - Physical Review B, 2019 - APS
By using the dyadic Green's matrix spectral method, we demonstrate that aperiodic
deterministic Vogel spirals made of electric dipoles support a light localization transition in …

Omnidirectional mirror based on the aperiodic and hybrid-order aperiodic-periodic chirped multilayers

S Pourmasoud, P Falcone, L Moretti - Optical Materials Express, 2024 - opg.optica.org
We propose an innovative design of highly reflective omnidirectional mirror based on
chirped-type aperiodic and hybrid-order aperiodic-periodic multilayered structures in the …

Non-self-similar light transport in scattering media

E Pini, G Mazzamuto, F Riboli, DS Wiersma… - Physical Review …, 2024 - APS
Transport processes underpin a wide variety of phenomena, ranging from chemistry, to
physics and ecology. Despite their pervasiveness, however, several distinctive features of …

[HTML][HTML] Cavity-enhanced light–matter interaction in Vogel-spiral devices as a platform for quantum photonics

OJ Trojak, S Gorsky, C Murray, F Sgrignuoli… - Applied Physics …, 2021 - pubs.aip.org
Enhancing light–matter interactions on a chip is of paramount importance for classical and
quantum photonics, sensing, and energy harvesting applications. Several photonic …

Edge modes of scattering chains with aperiodic order

R Wang, M Röntgen, CV Morfonios, FA Pinheiro… - Optics Letters, 2018 - opg.optica.org
We study the scattering resonances of one-dimensional deterministic aperiodic chains of
electric dipoles using the vectorial Green's matrix method, which accounts for both short-and …

Spectral statistics and scattering resonances of complex primes arrays

R Wang, FA Pinheiro, L Dal Negro - Physical Review B, 2018 - APS
We introduce a class of aperiodic arrays of electric dipoles generated from the distribution of
prime numbers in complex quadratic fields (Eisenstein and Gaussian primes) as well as …

Optical phase-change in plasmonic nanoparticles by a two-wave mixing

MA Hernández-Acosta, L Soto-Ruvalcaba… - Physica …, 2019 - iopscience.iop.org
Described herein is the optical phase-change and photothermal phenomena induced by a
two-wave mixing configuration in a nonlinear optical material. For experimental analysis of …

Subdiffusive light transport in three-dimensional subrandom arrays

F Sgrignuoli, L Dal Negro - Physical Review B, 2020 - APS
We investigate light transport in three-dimensional scattering systems generated according
to subrandom sequences and demonstrate subdiffusive behavior typical of wave transport in …