17 citations · 37 across the 12 of their papers we have counts for
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Orthogonal Flatbands-Enabled Robust Fano Resonances through Brillouin-Zone Folding
Yangsong Ye, Hanchuan Chen, Shijie Kang +8
Fano resonances based on coherent interference between localized Lorentz modes and Fabry-Perot radiation continua have been widely explored for microwave metamaterial sensors, filt…
Dirac-vortex modes beyond the continuum limit
Jiayu Fan, Jiusi Yu, Aoning Luo +7
Dirac-vortex modes (DVMs) in Kekule-modulated lattices provide a topological route to wave confinement and are commonly described by the continuum Jackiw-Rossi model, in which the…
Spatiotemporal Optical Vortices From All-Dielectric Bilayer Metagratings
Ken Qin, Shijie Kang, Aoning Luo +9
Spatiotemporal optical vortices (STOVs) carry transverse orbital angular momentum within the space-time domain, rendering them powerful tools for constructing high-dimensional and…
Unveiling spin-orbital angular momentum locking in photonic Dirac vortex cavities
Haitao Li, Jiusi Yu, Jiayu Fan +6
Dirac vortices, originally studied in quantum field theories to predict localized zero-energy modes, were recently realized in photonics, leading to Dirac vortex cavities. With top…
Kirigami-based Flexible Metasurface with Reconfigurable Intrinsic Chirality from Zero to Near-unity
Yiyi Yao, Shijie Kang, Aoning Luo +7
Chiral responses in electromagnetic metasurfaces are typically categorized as extrinsic, resulting from asymmetric interactions between the structure and incident waves, and intrin…
Hybrid Cavity from Tunable Coupling between Anapole and Fabry-Perot Resonance or Anti-resonance
Aoning Luo, Haitao Li, Ken Qin +8
Enhancing light-matter interactions depends critically on the ability to tailor photonic modes at subwavelength scales, and combining distinct resonant modes has shown remarkable p…
Giant and Rapidly Switching Intrinsic Chirality Enabled by Toroidal Quasi-Bound States in the Continuum
Shijie Kang, Jiusi Yu, Boyuan Ge +8
Circular dichroism (CD), arising from spin-selective light-matter interactions controlled by chirality, is critical for advanced applications such as chiral imaging and ultrasensit…
Twist-enabled Transmissive Metasurface with Co-polarized Geometric Phase
Jiusi Yu, Haitao Li, Shijie Kang +6
Metasurfaces have offered unprecedented control over electromagnetic (EM) waves across a wide range of frequency spectrum by manipulating their phase, amplitude, and polarization a…
Direct Observation of Strongly Tilted Dirac Points at General Positions in the Reciprocal Space
Yangsong Ye, Shijie Kang, Jiusi Yu +7
Type-II Dirac points (DPs), which occur at the intersection of strongly tilted and touching energy bands, exhibit many intriguing physical phenomena fundamentally different from th…
Giant and Flexible Toroidal Circular Dichroism from Planar Chiral Metasurface
Shijie Kang, Haitao Li, Jiayu Fan +4
Chirality, a fundamental concept describing an object cannot superpose with its mirror image, is crucial in optics and photonics and leads to various exotic phenomena, such as circ…
Experimental Demonstration of Efficient and Polarization-Diversity Fiber-Chip Coupling by 2D Grating Couplers with 193-nm DUV Lithography
Wu Zhou, Kaihang Lu, Shijie Kang +2
Two-dimensional (2D) diffraction gratings offer a polarization-independent coupling solution between the planar photonic chips and optical fibers, with advantages including placeme…