Nanostructured materials for circular dichroism and chirality at the nanoscale: towards unconventional characterization

E Petronijevic, A Belardini, G Leahu, R Li Voti… - Optical Materials …, 2022 - opg.optica.org
In this work, we review the last attempts to use nanostructured materials for the
enhancement of the chiro-optical effects at the nanoscale. Starting from the numerical …

Surprising Eutectics: Enhanced Properties of ZnO‐ZnWO4 from Visible to MIR

E Petronijevic, M Tomczyk, A Belardini… - Advanced …, 2023 - Wiley Online Library
Zinc oxide‐zinc tungstate (ZnO‐ZnWO4) is a self‐organized eutectic composite consisting of
parallel ZnO thin layers (lamellae) embedded in a dielectric ZnWO4 matrix. The …

Demonstration of extrinsic chirality in self-assembled asymmetric plasmonic metasurfaces and nanohole arrays

E Petronijevic, T Cesca, C Scian, G Mattei, RL Voti… - Scientific Reports, 2024 - nature.com
Chirality, the lack of mirror symmetry, can be mimicked in nanophotonics and plasmonics by
breaking the symmetry in light-nanostructure interaction. Here we report on versatile use of …

Diffracted beams from metasurfaces: high chiral detectivity by photothermal deflection technique

G Leahu, E Petronijevic, R Li Voti… - Advanced Optical …, 2021 - Wiley Online Library
Measurements of difference in optical interactions between circularly polarized excitations of
opposite handedness (circular dichroism) are highly important for both natural and artificial …

Ultrafast photoacoustic nanometrology of InAs nanowires mechanical properties

M Gandolfi, S Peli, M Diego, S Danesi… - The Journal of …, 2022 - ACS Publications
InAs nanowires are emerging as go-to materials in a variety of applications ranging from
optoelectronics to nanoelectronics, yet a consensus on their mechanical properties is still …

Rich near-infrared chiral behavior in diffractive metasurfaces

E Petronijevic, A Belardini, T Cesca, C Scian… - Physical Review …, 2021 - APS
The mimicking of chiral effects at the nanoscale usually requires complex nanostructured
systems fabricated by using highly sophisticated techniques. Here, we demonstrate that low …

Extrinsic Chirality and Circular Dichroism at Visible Frequencies Enabled by Birefringent α-MoO3 Nanoscale-Thick Films: Implications for Chiro-Optical Control

E Petronijevic, SA Dereshgi… - ACS Applied Nano …, 2022 - ACS Publications
Nanophotonics community has shown great interest in 2D materials because of their unique
properties of electromagnetic field manipulation. Many of these materials exhibit strong …

Extrinsic chirality tailors Stokes parameters in simple asymmetric metasurfaces

E Petronijevic, T Cesca, C Scian, G Mattei, RL Voti… - Nanoscale, 2024 - pubs.rsc.org
Metasurfaces tailor electromagnetic confinement at the nanoscale and can be appropriately
designed for polarization-dependent light–matter interactions. Adding the asymmetry degree …

A 2D chiral microcavity based on apparent circular dichroism

TL Chen, A Salij, KA Parrish, JK Rasch, F Zinna… - Nature …, 2024 - nature.com
Engineering asymmetric transmission between left-handed and right-handed circularly
polarized light in planar Fabry–Pérot (FP) microcavities would enable a variety of chiral light …

Plasmonic elliptical nanohole arrays for chiral absorption and emission in the near-infrared and visible range

E Petronijevic, R Ghahri, C Sibilia - Applied Sciences, 2021 - mdpi.com
Featured Application Plasmonic elliptical nanohole arrays coupled with emitting layers for
near-infrared and visible chiral sources. Abstract Chiral plasmonic nanostructures with …