Optical sensing by metamaterials and metasurfaces: from physics to biomolecule detection

SA Khan, NZ Khan, Y Xie, MT Abbas… - Advanced Optical …, 2022 - Wiley Online Library
Metasurfaces are planar or 2D forms of metamaterials made up of arrays of antennas with a
subwavelength thickness. They have been rapidly developed in the recent years due to their …

Applications of hybrid metal‐dielectric nanostructures: state of the art

Á Barreda, F Vitale, AE Minovich… - Advanced Photonics …, 2022 - Wiley Online Library
Enhancing the light‐matter interactions is important for many different applications like
sensing, surface enhanced spectroscopies, solar energy harvesting, and for quantum effects …

Generalized Kerker effects in nanophotonics and meta-optics

W Liu, YS Kivshar - Optics express, 2018 - opg.optica.org
The original Kerker effect was introduced for a hypothetical magnetic sphere, and initially it
did not attract much attention due to a lack of magnetic materials required. Rejuvenated by …

Nd2O3-Ag Nanostructures for Plasmonic Biosensing, Antimicrobial, and Anticancer Applications

S Bhaskar, V Srinivasan… - ACS Applied Nano …, 2023 - ACS Publications
Green synthesis of nanomaterials with multifaceted applications in photonics as well as
biomedical fields has remained a daunting challenge. Engineering multielement nanohybrid …

[HTML][HTML] Recent advances in high refractive index dielectric nanoantennas: Basics and applications

AI Barreda, JM Saiz, F González, F Moreno, P Albella - AIP Advances, 2019 - pubs.aip.org
Nanoparticles made of High Refractive Index dielectric materials have been proposed as an
alternative to metals driven by their low-losses and magnetic response. The coherent effects …

Experimental demonstration of tunable directional scattering of visible light from all-dielectric asymmetric dimers

T Shibanuma, T Matsui, T Roschuk, J Wojcik… - Acs …, 2017 - ACS Publications
Due to the presence of strong magnetic resonances, high refractive index dielectric
nanoantennnas have shown the ability to expand the methods available for controlling …

[HTML][HTML] Metal, dielectric and hybrid nanoantennas for enhancing the emission of single quantum dots: A comparative study

A Barreda, S Hell, MA Weissflog, A Minovich… - Journal of Quantitative …, 2021 - Elsevier
The confinement of electromagnetic energy to subwavelength volumes through nanoscale
antennas can be used to enhance the spontaneous emission of quantum emitters. With this …

All-dielectric chiral metasurfaces based on crossed-bowtie nanoantennas

FR Gómez, JR Mejía-Salazar, P Albella - ACS omega, 2019 - ACS Publications
Circular dichroism spectroscopy is a technique used to discriminate molecular chirality,
which is essential in fields like biology, chemistry, or pharmacology where different chiral …

Full-wave electromagnetic modes and hybridization in nanoparticle dimers

M Pascale, G Miano, R Tricarico, C Forestiere - Scientific Reports, 2019 - nature.com
The plasmon hybridization theory is based on a quasi-electrostatic approximation of the
Maxwell's equations. It does not take into account magnetic interactions, retardation effects …

Controlling the magnetic and electric responses of dielectric nanoparticles via near-field coupling

A Kiselev, OJF Martin - Physical Review B, 2022 - APS
Among the two materials families used in nanophotonics, the fundamental mode for metal
nanostructures is electric, while that for dielectric nanostructures is magnetic. Consequently …