552 citations · 2.4k across the 22 of their papers we have counts for
22 papers
Applications of Bound States in the Continuum in Photonics
Meng Kang, Tao Liu, C. T. Chan +1
Bound states in the continuum (BICs) have attracted attention in photonics owing to their interesting properties. For example, BICs can effectively confine light in a counter-intui…
The suppression of Finite Size Effect within a Few Lattices
Tao Liu, Kai Bai, Yicheng Zhang +4
Boundary modes localized on the boundaries of a finite-size lattice experience a finite size effect (FSE) that could result in unwanted couplings, crosstalks and formation of gaps…
Nonlinearity enabled higher-dimensional exceptional topology
Kai Bai, Meng Xiao
The role of nonlinearity on topology has been investigated extensively in Hermitian systems, while nonlinearity has only been used as a tuning knob in a PT symmetric non-Hermitian…
Probing rotated Weyl physics on nonlinear lithium niobate-on-insulator chips
Zhi-Wei Yan, Qiang Wang, Meng Xiao +3
Topological photonics, featured by stable topological edge states resistant to perturbations, has been utilized to design robust integrated devices. Here, we present a study explor…
Angular momentum-dependent topological transport and its experimental realization using a transmission line network
Tianshu Jiang, Meng Xiao, Wenjie Chen +4
Novel classical wave phenomenon analogs of the quantum spin Hall effect are mostly based on the construction of pseudo-spins. Here we show that the non-trivial topology of a system…
Topological interface modes in local resonant acoustic systems
Degang Zhao, Meng Xiao, C. W. Ling +2
Topological phononic crystals (PCs) are periodic artificial structures which can support nontrivial acoustic topological bands, and their topological properties are linked to the e…
Optical interface states protected by synthetic Weyl points
Qiang Wang, Meng Xiao, Hui Liu +2
Weyl fermions have not been found in nature as elementary particles, but they emerge as nodal points in the band structure of electronic and classical wave crystals. Novel phenomen…
Topological phase transition and interface states in hybrid plasmonic-photonic systems
Lixin Ge, Liang Liu, Meng Xiao +5
The geometric phase and topological property for one-dimensional hybrid plasmonic-photonic crystals consisting of a simple lattice of graphene sheets are investigated systematicall…
Synthetic Weyl points in generalized parameter space and their topological properties
Qiang Wang, Meng Xiao, Hui Liu +3
Weyl fermions1 do not appear in nature as elementary particles, but they are now found to exist as nodal points in the band structure of electronic and classical wave crystals. Nov…
The Existence of Topological Edge States in Honeycomb Plasmonic Lattices
Li Wang, Ruo-Yang Zhang, Meng Xiao +3
In this paper, we investigate the band properties of 2D honeycomb plasmonic lattices consisting of metallic nanoparticles. By means of the coupled dipole method and quasi-static ap…
Controlling Interface States in 1D Photonic Crystals by tuning Bulk Geometric Phases
Wensheng Gao, Meng Xiao, Baojie Chen +3
Interface states in photonic crystals usually require defects or surface/interface decorations. We show here that one can control interface states in 1D photonic crystals through t…
Multi Weyl Points and the Sign Change of Their Topological Charges in Woodpile Photonic Crystals
Ming-Li Chang, Meng Xiao, Wen-Jie Chen +1
We show that Weyl points with topological charges 1 and 2 can be found in very simple chiral woodpile photonic crystals, which can be fabricated using current techniques down to th…
Measurement of the Zak phase of photonic bands through the interface states of metasurface/photonic crystal
Qiang Wang, Meng Xiao, Hui Liu +2
Zak phase labels the topological property of one-dimensional Bloch Bands. Here we propose a scheme and experimentally measure the Zak phase in a photonic system. The Zak phase of a…
Experimental observation of robust surface states on photonic crystals possessing single and double Weyl points
Wen-Jie Chen, Meng Xiao, C. T. Chan
We designed and fabricated a time-reversal invariant Weyl photonic crystal that possesses single Weyl nodes with topological charge of 1 and double Weyl nodes with a higher topolog…
An effective medium theory for predicting the existence of surface states
Meng Xiao, Xueqin Huang, Anan Fang +1
We build an effective medium theory for two-dimensional photonic crystals comprising a rectangular lattice of dielectric cylinders with the incident electric field polarized along…
Electromagnetic stress at the boundary: photon pressure or tension?
Shubo Wang, Jack Ng, Meng Xiao +1
It is well known that incident photons carrying momentum hk exert a positive photon pressure. But if light is impinging from a negative refractive medium in which hk is directed to…
The emergence, coalescence and topological properties of multiple exceptional points and their experimental realization
Kun Ding, Guancong Ma, Meng Xiao +2
Non-Hermitian systems distinguish themselves from Hermitian systems by exhibiting a phase transition point called an exceptional point (EP), which is the point at which two eigenst…
Synthetic gauge fields and Weyl point in Time-Reversal Invariant Acoustic Systems
Meng Xiao, Wen-Jie Chen, Wen-Yu He +2
Inspired by the discovery of quantum hall effect and topological insulator, topological properties of classical waves start to draw worldwide attention. Topological non-trivial ban…
Enhancement of polarizabilities of cylinders with cylinder-slab resonances
Meng Xiao, Xueqin Huang, H. Liu +1
If an object is very small in size compared with the wavelength of light, it does not scatter light efficiently. It is hence difficult to detect a very small object with light. We…
Deterministic formation of interface states in some two-dimensional photonic crystals with conical dispersions
Xueqin Huang, Meng Xiao, Zhao-Qing Zhang +1
There is no assurance that interface states can be found at the boundary separating two materials. As a strong perturbation typically favors wave localization, it is natural to exp…
Surface Impedance and Bulk Band Geometric Phases in One-Dimensional Systems
Meng Xiao, Z. Q. Zhang, C. T. Chan
Surface impedance is an important concept in classical wave systems such as photonic crystals (PCs). For example, the condition of an interface state formation in the interfacial r…
Topological Edge Plasmon Modes between Diatomic Chains of Nanoparticles
C. W. Ling, Meng Xiao, C. T. Chan +2
We study the topological edge plasmon modes between two "diatomic" chains of identical plasmonic nanoparticles. Zak phase for longitudinal plasmon modes in each chain is calculated…