Optical metasurfaces for energy conversion

E Cortés, FJ Wendisch, L Sortino, A Mancini… - Chemical …, 2022 - ACS Publications
Nanostructured surfaces with designed optical functionalities, such as metasurfaces, allow
efficient harvesting of light at the nanoscale, enhancing light–matter interactions for a wide …

Recent advances in the development of materials for terahertz metamaterial sensing

S Shen, X Liu, Y Shen, J Qu… - Advanced Optical …, 2022 - Wiley Online Library
Terahertz metamaterial sensing (TMS) is a new interdisciplinary technology. A TMS system
employs terahertz waves as the pumping source, these then interact with the sample and …

Bound states in the continuum in asymmetric dielectric metasurfaces

C Zhou, L Huang, R Jin, L Xu, G Li… - Laser & Photonics …, 2023 - Wiley Online Library
It is well established that for symmetry‐protected bound states in the continuum (BICs),
introducing the broken geometry symmetry in a dielectric metasurface transforms such a BIC …

Diffractive nonlocal metasurfaces

A Overvig, A Alù - Laser & Photonics Reviews, 2022 - Wiley Online Library
Metasurfaces are ushering in an era of multifunctional control over optical wavefronts
realized with ultrathin planarized devices. Recent advances have been enabling …

Asymmetric Metasurfaces with High- Resonances Governed by Bound States in the Continuum

K Koshelev, S Lepeshov, M Liu, A Bogdanov… - Physical review …, 2018 - APS
We reveal that metasurfaces created by seemingly different lattices of (dielectric or metallic)
meta-atoms with broken in-plane symmetry can support sharp high-Q resonances arising …

Recent advances in tunable metasurfaces: materials, design, and applications

OAM Abdelraouf, Z Wang, H Liu, Z Dong, Q Wang… - ACS …, 2022 - ACS Publications
Metasurfaces, a two-dimensional (2D) form of metamaterials constituted by planar meta-
atoms, exhibit exotic abilities to tailor electromagnetic (EM) waves freely. Over the past …

Active control of nanodielectric‐induced THz quasi‐BIC in flexible metasurfaces: a platform for modulation and sensing

TCW Tan, YK Srivastava, RT Ako, W Wang… - Advanced …, 2021 - Wiley Online Library
A bound state in the continuum (BIC) is a nonradiating state of light embedded in the
continuum of propagating modes providing drastic enhancement of the electromagnetic field …

Symmetry-protected bound states in the continuum supported by all-dielectric metasurfaces

S Li, C Zhou, T Liu, S Xiao - Physical Review A, 2019 - APS
Symmetry-protected bound states in the continuum (BICs) are nonradiative states with
infinite lifetime and perfect confinement of energy even though lying in the radiation …

Nonradiating photonics with resonant dielectric nanostructures

K Koshelev, G Favraud, A Bogdanov, Y Kivshar… - …, 2019 - degruyter.com
Nonradiating sources of energy have traditionally been studied in quantum mechanics and
astrophysics but have received very little attention in the photonics community. This situation …

Terahertz plasmonics: The rise of toroidal metadevices towards immunobiosensings

A Ahmadivand, B Gerislioglu, R Ahuja, YK Mishra - Materials Today, 2020 - Elsevier
This work reviews fundamentals and the recent state-of-art achievements in the field of
plasmonic biosensing based terahertz (THz) spectroscopy. Being nonpoisonous and …