activity
20152023
most citedGain and loss induced topological insulating phase in a non Hermitian electrical circuit

164 citations · 382 across the 11 of their papers we have counts for

collaborators

11 papers

physics.optics2023

Recovering lossless propagation of polaritons with synthesized complex frequency excitation

Fuxin Guan, Xiangdong Guo, Shu Zhang +8

Surface plasmon polaritons and phonon polaritons offer a means of surpassing the diffraction limit of conventional optics and facilitate efficient energy storage, local field enhan…

physics.optics2023

Sensitivity-Tunable Terahertz Liquid/Gas Biosensor Based on Surface Plasmon Resonance with Dirac Semimetal

Mengjiao Ren, Chengpeng Ji, Xueyan Tang +4

In this paper, we study the sensitivity-tunable Terahertz (THz) liquid/gas biosensor in a coupling prism-three-dimensional Dirac semimetal (3D DSM) multilayer structure. The high s…

cond-mat.mes-hall2022★ 164 cited

Gain and loss induced topological insulating phase in a non Hermitian electrical circuit

Shuo Liu, Shaojie Ma, Cheng Yang +5

There have been considerable efforts devoted to the study of topological phases in certain non-Hermitian systems that possess real eigenfrequencies in the presence of gain and loss…

physics.app-ph2020

A 20-Gbps Beam-steered Infrared Wireless Link Enabled by a Passively Field-programmable Metasurface

Jianou Huang, Chao Li, Yu Lei +7

Beam steering is one of the main challenges in energy-efficient and high-speed infrared light communication. To date, active beam-steering schemes based on a spatial light modulato…

physics.optics2019★ 101 cited

Observation of non-Abelian nodal links in photonics

Erchan Yang, Biao Yang, Oubo You +8

In crystals, two bands may cross each other and form degeneracies along a closed loop in the three-dimensional momentum space, which is called nodal line. Nodal line degeneracy can…

physics.optics2018

Symmetry selective Dynamic Casimir Effect in One-Dimensional Photonic Crystals

Shaojie Ma, Haixing Miao, Yuanjiang Xiang +1

Real photon pairs can be created in a dynamic cavity with periodically modulated refractive index of the constituent media or oscillating boundaries. This effect is called Dynamic…

cond-mat.mtrl-sci2017

Discovery of ideal Weyl points with helicoid surface states

Biao Yang, Qinghua Guo, Ben Tremain +11

Weyl points, serving as monopoles in the momentum space and laying the foundation of topological gapless phases, have recently been experimentally demonstrated in various physical…

physics.optics2017★ 1 cited

Observation of photonic Fermi arcs in topological metamaterials

Biao Yang, Qinghua Guo, Ben Tremain +8

The discovery of topological phases introduces new perspectives and platforms for various interesting physics originally investigated in quantum context and then, on an equal footi…

physics.optics2017★ 106 cited

Three dimensional photonic Dirac points in metamaterials

Qinghua Guo, Biao Yang, Lingbo Xia +5

Topological semimetals, representing a new topological phase that lacks a full bandgap in bulk states and exhibiting nontrivial topological orders, recently have been extended to p…

physics.optics2015★ 10 cited

Phenomenological modeling of Geometric Metasurfaces

Weimin Ye, Qinghua Guo, Yuanjiang Xiang +2

Metasurfaces, with their superior capability in manipulating the optical wavefront at the subwavelength scale and low manufacturing complexity, have shown great potential for plana…

cond-mat.mes-hall2015

Graphene Nanobubble: A New Optical Nonlinear Material

Qiaoliang Bao, Jianqiang Chen, Yuanjiang Xiang +6

Graphene is a rising star in nonlinear optics due to its saturable absorption and giant Kerr nonlinearity, these properties are useful in digital optics based on optical nonlinear…