1.4k citations · 2.4k across the 29 of their papers we have counts for
14 papers · 1 filter
Realization of a quadrupole topological insulator phase in a gyromagnetic photonic crystal
Peiheng Zhou, Gui-Geng Liu, Zihao Wang +8
The field of topological photonics was initiated with the realization of a Chern insulator phase in a gyromagnetic photonic crystal (PhC) with broken time-reversal symmetry (T), ho…
Topological metasurface: From passive toward active and beyond
Jian Wei You, Zhihao Lan, Qian Ma +5
Metasurfaces are subwavelength structured thin films consisting of arrays of units that allow the controls of polarization, phase and amplitude of light over a subwavelength thickn…
Invisibility Dips of Near-Field Energy Transport in a Spoof Plasmonic Metadimer
Fei Gao, Zhen Gao, Yu Luo +1
Invisibility dips, minima in scattering spectrum associated with asymmetric Fano-like line-shapes, have been predicted with transformation optics in studying strong coupling betwee…
Spoof surface plasmon Fabry-Perot open resonators in a surface-wave photonic crystal
Zhen Gao, Fei Gao, Hongyi Xu +2
We report on the proposal and experimental realization of a spoof surface plasmon Fabry-Perot (FP) open resonator in a surface-wave photonic crystal. This surface-wave FP open reso…
Surface-wave photonic quasicrystal
Zhen Gao, Fei Gao, Youming Zhang +2
In developing strategies of manipulating surface electromagnetic waves, it has been recently recognized that a complete forbidden band gap can exist in a periodic surface-wave phot…
Tunable band-notched line-defect waveguide in a surface-wave photonic crystal
Zhen Gao, Fei Gao, Youming Zhang +2
We propose and experimentally demonstrate a tunable band-notched line-defect waveguide in a surface-wave photonic crystal, which consists of a straight line-defect waveguide and si…
Sign-Reversal Coupling in Coupled-Resonator Optical Waveguide
Zhen Gao, Fei Gao, Youming Zhang +1
Coupled-resonator optical waveguides (CROWs), which play a significant role in modern photonics, achieve waveguiding through near-field coupling between tightly localized resonator…
Surface-wave pulse routing around sharp corners
Zhen Gao, Baile Zhang
The ability to perfectly guide surface electromagnetic waves around ultra-sharp corners without back-scattering and radiation is in great demand for various photonic and plasmonic…
Guiding, bending, and splitting of coupled defect surface modes in a surface-wave photonic crystal
Zhen Gao, Fei Gao, Baile Zhang
We experimentally demonstrate a type of waveguiding mechanism for coupled surface-wave defect modes in a surface-wave photonic crystal. Unlike conventional spoof surface plasmon wa…
Deep-subwavelength magnetic-coupling-dominant stereometamaterials
Zhen Gao, Fei Gao, Youming Zhang +1
Here, we experimentally demonstrate that a stack of metallic spiral structures (MSSs) can have dominant magnetic coupling in both of its two configurations. This allows magnetic-co…
Complementary magnetic localized surface plasmons
Zhen Gao, Fei Gao, Youming Zhang +1
Magnetic localized surface plasmons (LSPs) supported on metallic structures corrugated by very long and curved grooves have been recently proposed and demonstrated on an extremely…
Vertical Transport of Subwavelength Localized Surface Electromagnetic Modes
Fei Gao, Zhen Gao, Youming Zhang +3
Transport of subwavelength electromagnetic (EM) energy has been achieved through near-field coupling of highly confined surface EM modes supported by plasmonic nanoparticles, in a…
Dynamical Mechanism of Two-Dimensional Plasmon Launching by Swift Electrons
Xiao Lin, Xihang Shi, Fei Gao +8
Launching of surface plasmons by swift electrons has long been utilized in electron-energy-loss spectroscopy (EELS) to investigate plasmonic properties of ultrathin, or two-dimensi…
Probing topological protection using a designer surface plasmon structure
Fei Gao, Zhen Gao, Xihang Shi +9
Topological photonic states, inspired by robust chiral edge states in topological insulators, have recently been demonstrated in a few photonic systems, including an array of coupl…