Anomalous broadband Floquet topological metasurface with pure site rings

Z Guo, X Wu, Y Sun, H Jiang, YQ Ding… - Advanced …, 2023 - spiedigitallibrary.org
Photonic and acoustic topological insulators exhibiting one-way transportation that is robust
against defects and impurities are typically realized in coupled arrays of two-dimensional …

[HTML][HTML] Plasmonic skyrmions with bound states in the continuum

Z Liao, C Huang, L Liu, KD Xu, S Luo, B Pan, J Li… - APL Photonics, 2023 - pubs.aip.org
Plasmonic skyrmions are a subject of significant interest due to their potential applications in
optics, photonics, and electromagnetic wave technology. These skyrmions are created by …

Localized Spoof Surface Plasmon Skyrmions Excited by Guided Waves

SQ Li, CH Du, DL Yin, XW Cai, TQ Xu… - Advanced Functional …, 2023 - Wiley Online Library
Recently, skyrmions are constructed in the system of localized spoof surface plasmons
(LSSPs), showing topological robustness and near‐equidistant multi‐resonant response …

Passive amplitude-phase modulations and sensing based on Mach–Zehnder interferometer of spoof surface plasmon polaritons

WY Cui, J Zhang, X Gao, X Zhang, TJ Cui - Journal of Optics, 2021 - iopscience.iop.org
We numerically and experimentally demonstrate an ultrathin and compact Mach–Zehnder
interferometer (MZI) for sensing and amplitude/phase modulations of spoof surface plasmon …

Far-field subwavelength resolution imaging by spatial spectrum sampling

TJ Huang, LZ Yin, Y Shuang, JY Liu, Y Tan, PK Liu - Physical Review Applied, 2019 - APS
Imaging below the diffraction limit is always of public interest because of the restricted
resolution of conventional imaging systems. To beat the limit, evanescent harmonics …

A metamaterial sensor for detecting the location of a sub-wavelength object

Y Hua, W Tang, TJ Cui - Applied Physics Letters, 2022 - pubs.aip.org
A metamaterial sensor is proposed to detect the random location of a sub-wavelength
metallic object. The sensor is composed of a transmission line (TL), which supports the …

Experimental demonstration of an anomalous Floquet topological insulator based on negative-index media

Z Guo, Y Sun, H Jiang, YQ Ding, Y Li, Y Zhang… - arXiv preprint arXiv …, 2020 - arxiv.org
Photonic and acoustic topological insulators exhibiting one-way transportation that is robust
against defects and impurities are typically realized in coupled arrays of two-dimensional …

Deep-subwavelength spoof magnetic localized surface plasmon waveguiding over arbitrary bending angles

T Fu, X Liu, G Xiao, T Sun, H Li - Optics Express, 2020 - opg.optica.org
A deep-subwavelength metal spiral structure (MSS) waveguide with arbitrary bending
angles was proposed and demonstrated to propagate magnetic localized surface plasmons …

Fractional‐Order Localized Spoof Surface Plasmons for In‐Phase or Out‐of‐Phase Power Division

SQ Li, FH Li, Y Zhu, CH Du - Advanced Theory and Simulations, 2023 - Wiley Online Library
Localized spoof surface plasmons (LSSPs) are extensively used to develop various
functional components due to their excellent characteristics of subwavelength confinement …

Transverse magnetic modes of localized spoof surface plasmons

SQ Li, CH Du, FY Han, YD Wang, ZC Gao… - Journal of Applied …, 2021 - pubs.aip.org
Electric and magnetic modes establish the basis of the localized spoof surface plasmons
(LSSPs), both of which are transverse electric (TE) modes. In this paper, the concept of …