Mesoscopic and microscopic strategies for engineering plasmon‐enhanced raman scattering

ZY Li - Advanced optical materials, 2018 - Wiley Online Library
Surface plasmon resonance (SPR) in noble metal nanoparticles and nanostructures offers
an efficient means to transport and localize the energy of light into some nanoscale space …

Large-scale, power-efficient Au/VO2 active metasurfaces for ultrafast optical modulation

T Kang, Z Ma, J Qin, Z Peng, W Yang, T Huang… - …, 2020 - degruyter.com
Active metasurfaces, in which the optical property of a metasurface device can be controlled
by external stimuli, have attracted great research interest recently. For optical switching and …

Coulomb interaction mediated tuning of surface plasmon resonances in terahertz hole arrays

V Sajeev, A Jana, S Mallick, KM Devi… - Journal of Physics …, 2022 - iopscience.iop.org
Resonance excitation of surface plasmons in sub-wavelength periodic apertures (popularly
known as hole arrays) is typically decided by its lattice configurations and constituent …

Hybrid resonant cavities: A route towards phase engineered THz metasurfaces

S Kaur, S Karmakar, A Jana, S Rane, RK Varshney… - Iscience, 2022 - cell.com
Coupled resonant cavities can enable strong photon energy confinement to facilitate the
miniaturization of functional photonic devices for applications in designs of sensors …

Map** the near-field propagation of surface plasmons on terahertz metasurfaces

Y Xu, X Zhang, Z Tian, J Gu, C Ouyang, Y Li… - Applied Physics …, 2015 - pubs.aip.org
Controlling the propagation of surface plasmon polaritons is essential in develo** highly
integrated photonic devices. By using near-field scanning terahertz microscopy, we …

Stochastic multistep polarization switching in ferroelectrics

YA Genenko, R Khachaturyan, J Schultheiß, A Ossipov… - Physical Review B, 2018 - APS
Consecutive stochastic 90° polarization switching events, clearly resolved in recent
experiments, are described by a nucleation and growth multistep model. It extends the …

Scattering matrix method for optical excitation of surface plasmons in metal films with periodic arrays of subwavelength holes

N Anttu, HQ Xu - Physical Review B—Condensed Matter and Materials …, 2011 - APS
We present the formulation of a scattering matrix method for the study of light-scattering
properties of metal films. The method is employed for the study of the optical excitation of …

A sensor based on nanoantennas

RA Marques Lameirinhas, JP N. Torres, A Baptista - Applied Sciences, 2020 - mdpi.com
At the end of the XX century, a new phenomenon was discovered by Ebbesen, the
extraordinary optical transmission. He reported that metallic arrays composed of nano holes …

Dual-function switchable terahertz surface plasmon device driven by a GST metasurface

G Xu, Q Li, H Su, Y Dong, G Guo, H Wang… - Photonics …, 2024 - opg.optica.org
Surface plasmons (SPs) are one of the most effective information carriers for on-chip
systems due to their two-dimensional propagation properties. Benefitting from the highly …

The impact of nanoantennas on ring resonators' performance

RAM Lameirinhas, JPN Torres, A Baptista… - Optics …, 2021 - Elsevier
The performance of ring resonators, as any other optical device, has been analysed and it is
the purpose of many recent studies, due to their multipurpose optic response. Ring …