229 citations · 624 across the 21 of their papers we have counts for
21 papers
Photonic Dirac Nodal Line Semimetals Realized by Hyper-crystal
Shengyu Hu, Zhiwei Guo, Haitao Jiang +1
Recently, the gapless Dirac/Weyl nodal semimetals with linear dispersion and topologically protected modes degeneracy are rapidly growing frontiers of topological physics. Especial…
Omnidirectional nonreciprocal absorber realized by the magneto-optical hypercrystal
Shengyu Hu, Juan Song, Zhiwei Guo +6
Photonic bandgap design is one of the most basic ways to effectively control the interaction between light and matter. However, the traditional photonic bandgap is always dispersiv…
Zero-index and Hyperbolic Metacavities: Fundamentals and Applications
Zhiwei Guo, Haitao Jiang, Hong Chen
As a basic building block, optical resonant cavities (ORCs) are widely used in light manipulation; they can confine electromagnetic waves and improve the interaction between light…
Significant enhancement of magnetic shielding effect by using the composite metamaterial composed of mu-near-zero media and ferrite
Xu Chen, Yuqian Wang, Zhiwei Guo +5
The magnetic shield plays an important role in magnetic near-field control. However, the requirements of efficient, ultrathin, lightweight and cheap are still the challenges. Here,…
Miniaturized backward coupler realized by the circuit-based magnetic hyperbolic waveguide
Zhiwei Guo, Juan Song, Haitao Jiang +1
Planar waveguides can limit the transmission of electromagnetic waves in a specific direction and have a wide range of applications in filters, sensors, and energy-transfer devices…
Synthetic high-order PT symmetry in a single coil resonator
Chao Zeng, Zhiwei Guo, Yong Sun +7
The exploration of non-Hermitian systems with parity-time (PT) symmetry has witnessed immense research interest both fundamentally and technologically in a wide range of subject ar…
One-dimensional topological quasiperiodic chain for directional wireless power transfer
Juan Song, Fengqing Yang, Zhiwei Guo +4
As an important class of systems with unique topological effects beyond the periodic lattices, quasiperiodic topological structures have attracted much attention in recent years. D…
Abnormal wave propagation of high-k modes in tilted linear-crossing metamaterials
Zhiwei Guo, Haitao Jiang, Hong Chen
In this work, we treat the rotation of the optical axis as a new degree of freedom and theoretically propose a tilted linear-crossing metamaterials (TLCMM). Specifically, the conic…
Wireless power transfer via topological modes in dimer chains
Juan Song, Fengqing Yang, Zhiwei Guo +7
The topological characteristics, including invariant topological orders, band inversion, and the topological edge mode (TEM) in the photonic insulators, have been widely studied. W…
Sensitivity of topological edge states in a non-Hermitian dimer chain
Zhiwei Guo, Tengzhou Zhang, Juan Song +2
Photonic topological edge states in one-dimensional dimer chains have long been thought to be robust to structural perturbations by mapping the topological Su-Schrieffer-Heeger mod…
Experimental demonstration of an anomalous Floquet topological insulator based on negative-index media
Zhiwei Guo, Yong Sun, Haitao Jiang +4
Photonic and acoustic topological insulators exhibiting one-way transportation that is robust against defects and impurities are typically realized in coupled arrays of two-dimensi…
Experimental Realization of Near-Field Photonic Routing with All-Electric Metasources
Yang Long, Jie Ren, Zhiwei Guo +4
The spatially confined evanescent microwave photonics have been proved to be highly desirable in broad practical scenarios ranging from robust information communications to efficie…
Hyperbolic Metamaterials: From Dispersion Manipulation to Application
Zhiwei Guo, Haitao Jiang, Hong Chen
Manipulating the property of iso-frequency contour (IFC) will provide a powerful control for the interaction between light and matter. Importantly, hyperbolic metamaterials (HMMs),…
Seeing Topological Order and Band Inversion in Optical Diatomic Chain
Jun Jiang, Zhiwei Guo, Weiwei Zhu +4
Recent realizations of exotic topological states in condensed matter and cold atoms have advanced the exploration for topological characteristics, such as invariant topological ord…
Significant enhancement of magneto-optical effect in one-dimensional photonic crystals with magnetized epsilon-near-zero defect
Zhiwei Guo, Feng Wu, Chunhua Xue +4
Nonreciprocal (NOR) transmission with magneto-optical materials plays a critical role in a broad range of applications, such as optical isolation, all-optical signal processing, an…
Observation of the topological edge state in X-ray band
Qiushi Huang, Zhiwei Guo, Jiangtao Feng +5
The possibility of obtaining robust edge state of light by mimicking the topological properties of solid state system, have brought a profound impact on optical sciences. With the…
Actively controlling the topological transition of dispersion based on electrically controllable metamaterials
Zhiwei Guo, Haitao Jiang, Yong Sun +2
Topological transition of the iso-frequency contour (IFC) from a closed ellipsoid to an open hyperboloid, will provide unique capabilities for controlling the propagation of light.…
Zak phase and band inversion in dimerized one-dimensional locally resonant metamaterials
Weiwei Zhu, Ya-qiong Ding, Jie Ren +4
Zak phase, which refers to the Berry's phase picked up by a particle moving across the Brillouin zone, characterizes the topological properties of Bloch bands in one-dimensional pe…
Experimental demonstration of the robust end state in a split-ring-resonator chain
Jun Jiang, Zhiwei Guo, Ya-qiong Ding +4
One of the fascinating topological phenomena is the end state in one dimensional system. In this work, the topological photonics in the dimer chains composed by the split ring reso…
Photonic Spin Hall Effect in Waveguides Composed of Two Types of Single-Negative Metamaterials
Zhiwei Guo, Haitao Jiang, Yang Long +4
The polarization controlled optical signal routing has many important applications in photonics such as polarization beam splitter. By using two-dimensional transmission lines with…
Enhancement of Electromagnetically Induced Transparency in Metamaterials Using Long Range Coupling Mediated by a Hyperbolic Material
Zhiwei Guo, Haitao Jiang, Yunhui Li +2
Near-field coupling is a fundamental physical effect, which plays an important role in the establishment of classical analog of electromagnetically induced transparency (EIT). Howe…