637 citations · 1.3k across the 11 of their papers we have counts for
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Experimental Demonstration of Chiral Bound States in the Continuum Enabled by Time-reversal Symmetry Breaking
Hao-Chang Mo, Wen-Jin Zhang, Ze-Yu Wu +3
Bound states in the continuum (BICs) provide a powerful route to optical resonances with vanishing radiation loss and enhanced light-matter interactions. Of particular interest are…
Photonic half-semimetals with dual semimetal-insulator topology
Zi-Xuan Gao, Xiaohan Cui, Xiao-Dong Chen +6
Topological wave systems have largely evolved along two distinct paradigms: gapless topological semimetals and gapped topological insulators. While topological semimetals support b…
Overcoming Intrinsic Dispersion Locking for Achieving Spatio-Spectral Selectivity with Misaligned Bi-metagratings
Ze-Peng Zhuang, Xin Zhou, Hao-Long Zeng +6
Spatio-spectral selectivity, the capability to select a single mode with a specific wavevector (angle) and wavelength, is imperative for light emission and imaging. Continuous band…
Broadband and fabrication-tolerant 3-dB couplers with topological valley edge modes
Guo-Jing Tang, Xiao-Dong Chen, Lu Sun +10
3-dB couplers, which are commonly used in photonic integrated circuits for on-chip information processing, precision measurement, and quantum computing, face challenges in achievin…
Topological Nature of Radiation Asymmetry in Bilayer Metagratings
Ze-Peng Zhuang, Hao-Long Zeng, Xiao-Dong Chen +2
Manipulating radiation asymmetry of photonic structures is of particular interest in many photonic applications such as directional optical antenna, high efficiency on-chip lasers,…
Classification of Topological Phase in 2D Photonic Continuous Media Using Electromagnetic Parameters
Xin-Tao He, Shuo-Shi Zhang, Xiao-Dong Chen +1
Refractive index is a fundamental electromagnetic (EM) parameter that can describe photonic continuous media (PCM) traditionally as either transparency or opacity. Recently, topolo…
Topological photonic crystals: physics, designs and applications
Guo-Jing Tang, Xin-Tao He, Fu-Long Shi +3
The recent research of topological photonics has not only proposed and realized novel topological phenomena such as one-way broadband propagation and robust transport of light, but…
Second Chern crystals in four-dimensional synthetic translation space with inherently nontrivial topology
Xiao-Dong Chen, Fu-Long Shi, Jian-Wei Liu +4
Topological states, first known as quantum Hall effect or Chern insulating crystal, have been generalized to many classical wave systems where potential applications such as robust…
Layered Photonic Topological Insulators
Xiao-Dong Chen, Jian-Wen Dong
The recent realization of photonic topological insulators has brought the discovery of fundamentally new states of light and revolutionary applications such as non-reciprocal devic…
A Silicon-on-Insulator Slab for Topological Valley Transport
Xin-Tao He, En-Tao Liang, Jia-Jun Yuan +4
Silicon-on-insulator (SOI) enables for capability improvement of modern information processing systems by replacing some of their electrical counterparts. With the miniaturization…
Realization of Zero-Refractive-Index Lens with Ultralow Spherical Aberration
Xin-Tao He, Zhi-Zhen Huang, Ming-Li Chang +5
Optical complex materials offer unprecedented opportunity to engineer fundamental band dispersion which enables novel optoelectronic functionality and devices. Exploration of photo…