Directional control of light with nanoantennas

N Li, Y Lai, SH Lam, H Bai, L Shao… - Advanced Optical …, 2021 - Wiley Online Library
Light manipulation has been widely employed in lighting, display, and energy storage,
becoming an inseparable part of human lives. However, the conventional optical devices …

Infrared resonance tuning of nanoslit antennas with phase-change materials

L Conrads, A Heßler, L Völkel, K Wilden, A Strauch… - ACS …, 2023 - ACS Publications
Phase-change materials (PCMs) have been established as prime candidates for nonvolatile
resonance tuning of nanophotonic components based on a large optical contrast between …

Multi‐Material Strain Mapping with Scanning Reflectance Anisotropy Microscopy

J Sendra, F Haake, M Calvo, H Galinski… - Advanced Functional …, 2023 - Wiley Online Library
Strain‐engineering of materials encompasses significant elastic deformation and leads to
breaking of the lattice symmetry and as a consequence to the emergence of optical …

Directivity-enhanced detection of a single nanoparticle using a plasmonic slot antenna

B Wu, Y Lou, D Wu, Q Min, X Wan, H Zhang, Y Yu… - Nano Letters, 2022 - ACS Publications
In situ refractive index sensors integrated with nanoaperture-based optical tweezers
possess stable and sensitive responsivity to single nanoparticles. In most existing works …

Bulk-suppressed and surface-sensitive Raman scattering by transferable plasmonic membranes with irregular slot-shaped nanopores

RM Wyss, G Kewes, P Marabotti, SM Koepfli… - Nature …, 2024 - nature.com
Raman spectroscopy enables the non-destructive characterization of chemical composition,
crystallinity, defects, or strain in countless materials. However, the Raman response of …

Near-infrared plasmonic sensing and digital metasurface via double Fano resonances

X Xu, XQ Luo, J Zhang, W Zhu, Z Chen, TF Li… - Optics …, 2022 - opg.optica.org
Plasmonic sensing that enables the detection of minute events, when the incident light field
interacts with the nanostructure interface, has been widely applied to optical and biological …

Polarization coincidence images from metasurfaces with HOM-type interference

TK Yung, J Xi, H Liang, KM Lau, WC Wong… - Iscience, 2022 - cell.com
Metasurfaces provide a promising route for structuring light and generating holograms with
designed amplitude, phase, and polarization profiles, leading to a versatile platform for …

Achiral Magnetic Photonic Antenna as a Tunable Nanosource of Chiral Light

L Cui, X Yang, B Reynier, C Schwob, S Bidault… - ACS …, 2023 - ACS Publications
Sensitivity to molecular chirality is crucial for many fields, from biology and chemistry to the
pharmaceutical industry. By generating superchiral light, nanophotonics has brought …

Design of optical antenna operating at terahertz frequency for in-vivo cancer detection

M Kumar, S Goel, A Rajawat, SH Gupta - Optik, 2020 - Elsevier
Terahertz (THz) frequency is finding vast application in health monitoring and disease
diagnosis as it has been proven safe for humans. This paper presents design and steps …

A Magnetic Monopole Antenna

B Reynier, X Yang, B Gallas, S Bidault, M Mivelle - ACS photonics, 2023 - ACS Publications
Magnetic monopoles are hypothetical particles which, similar to the electric monopoles that
generate electric fields, are at the origin of magnetic fields. Despite many efforts, to date …