555 citations · 1.7k across the 16 of their papers we have counts for
16 papers
Defects encode high-dimensional topological information
Yunqi Zhang, Fengjun Li, Runchen Zhang +13
In polarization fields, Stokes skyrmions are continuous vectorial textures that encode integer-valued topological invariants across real space, enabling robust optical information…
A 160 ° x 160 ° Dynamic Holographic Meta-Projector
Feng-Jun Li, Ruixing Xia, Qianmei Deng +6
Holography can reconstruct immersive light fields for virtual and augmented reality by modulating optical wavefront. Due to huge pixel sizes, current spatial light modulators (SLMs…
Topological structures of energy flow: Poynting vector skyrmions
Sicong Wang, Jialin Sun, Zecan Zheng +7
Topological properties of energy flow of light are fundamentally interesting and have rich practical applications in optical manipulations. Here, skyrmion-like structures formed by…
Dual-band polarized upconversion photoluminescence enhanced by resonant dielectric metasurfaces
Ziwei Feng, Tan Shi, Guangzhou Geng +4
Lanthanide-doped upconversion nanoparticles emerged recently as an attractive material platform underpinning a broad range of innovative applications such as optical cryptography,…
Planar chiral metasurfaces with maximal tunable chiroptical response driven by bound states in the continuum
Tan Shi, Zi-Lan Deng, Guangzhou Geng +8
Optical metasurfaces with high-Q chiral resonances can boost light-matter interaction for various applications of chiral response for ultrathin, active, and nonlinear metadevices.…
Perfect diffraction metagratings supporting bound states in the continuum and exceptional points
Zi-Lan Deng, Feng-Jun Li, Huanan Li +2
Resonance coupling in non-Hermitian systems can lead to exotic features, such as bound states in the continuum (BICs) and exceptional points (EPs), which have been widely employed…
Observation of Topologically Robust Localized Magnetic Plasmon Skyrmions
Zi-Lan Deng, Tan Shi, Alex Krasnok +2
Optical skyrmions have recently been constructed by tailoring electric or spin field distributions through the interference of multiple surface plasmon polaritons, offering promisi…
Arbitrary Polarization Conversion Dichroism Metasurfaces for All-in-One Full Poincaré Sphere Polarizers
Shuai Wang, Zi-Lan Deng, Yujie Wang +6
The control of polarization, an essential property of light, is of wide scientific and technological interest. Polarizer is an indispensable optical element for direct polarization…
Transmissive Metagrating for Arbitrary Wavefront Shaping Over the Full Visible Spectrum
Zi-Lan Deng, Xuan Ye, Hao-Yang Qiu +10
Metagratings have been shown to form an agile and efficient platform for extreme wavefront manipulation, going beyond the limitations of gradient metasurfaces. Previous approaches…
Full-color complex-amplitude vectorial holograms based on multi-freedom metasurfaces
Zi-Lan Deng, Mingke Jin, Xuan Ye +9
Phase, polarization, amplitude and frequency represent the basic dimensions of light, playing crucial roles for both fundamental light-mater interactions and all major optical appl…
Topological-darkness-assisted phase regulation for atomically thin meta-optics
Yingwei Wang, Zi-Lan Deng, Dejiao Hu +13
Two-dimensional (2D) noble-metal dichalcogenides have emerged as a new platform for the realization of versatile flat optics with a considerable degree of miniaturization. However,…
A multifunctional metasurface: from extraordinary optical transmission to extraordinary optical diffraction in a single structure
Zi-Lan Deng, Xiangping Li, Guo Ping Wang
We show that, a metasurface composed of subwavelength metallic slit array embedded in an asymmetric environment can exhibit either extraordinary optical transmission (EOT) or extra…
Wide-angle and high-efficiency achromatic metasurfaces for visible light
Zi-Lan Deng, Shuang Zhang, Guo Ping Wang
Recently, an achromatic metasurface was successfully demonstrated to deflect light of multiple wavelengths in the same direction and it was further applied to the design of planar…
Topological Invariants in Point Group Symmetric Photonic Topological Insulators
Xiao-Dong Chen, Zi-Lan Deng, Wen-Jie Chen +2
We proposed a group-theory method to calculate topological invariant in bi-isotropic photonic crystals invariant under crystallographic point group symmetries. Spin Chern number ha…
Lasing oscillation condition and group delay control in gain-assisted plasmon-induced transparency
Zi-Lan Deng, Jian-Wen Dong, He-Zhou Wang +2
A gain-assisted plasmonic waveguide with two detuned resonators is investigated in the plasmon-induced transparency window. Phase map is employed to study power transmittance and g…
In-plane plasmonic modes in a quasicrystalline array of metal nanoparticles
Zi-Lan Deng, Jian-Wen Dong, He-Zhou Wang
We investigated the plasmonic modes in a two-dimensional quasicrystalline array of metal nanoparticles. The polarization of the modes is in the array plane. A simplified eigen-deco…