40 citations · 42 across the 13 of their papers we have counts for
13 papers
Toroidal helical pulses
Shuai Shi, Hongcheng Zhou, Junjie Shao +7
Toroidal topologies and helicity are pervasive in nature and hold basic importance in scientific research. In particular, the interplay between these features gives rise to fascina…
Experimental realization of a full-band wave antireflection based on temporal taper metamaterials
Haonan Hou, Kai Peng, Yangkai Wang +5
As time can be introduced as an additional degree of freedom, temporal metamaterials nowadays open up new avenues for wave control and manipulation. Among these advancements, tempo…
Topology Design of Reconfigurable Intelligent Surfaces Based on Current Distribution and Otsu Image Segmentation
Zhen Zhang, Jun Wei Zhang, Hui Dong Li +6
Miniaturization of reconffgurable intelligent surface RIS) elements is a crucial trend in the development of RISs. It not only facilitates the attainment of multifunctional integra…
Double-Helix Singularity and Vortex-Antivortex Annihilation in Space-Time Helical Pulses
Shuai Shi, Ren Wang, Minhui Xiong +3
Topological structures reveal the hidden secrets and beauty in nature, such as the double helix in DNA, whilst, the manipula-tion of which in physical fields, especially in ultrafa…
Hybrid electromagnetic toroidal vortices
Ren Wang, Beier Ying, Shuai Shi +4
The ubiquitous occurrence of toroidal vortices or vortex rings in fluid-dynamic scenarios in nature has garnered significant attention of scientific frontier, whilst, the electroma…
Single-antenna super-resolution positioning with nonseparable toroidal pulses
Ren Wang, Pan-Yi Bao, Bing-Zhong Wang +1
The fundamental principle of satellite or node-based positioning involves triangulating the receiver's coordinates through the intersection of spatial distances. Recent advancement…
Propagation-invariant strongly longitudinally polarized toroidal pulses
Ren Wang, Ding-Tao Yang, Tao Xin +3
Recent advancements in optical, terahertz, and microwave systems have unveiled non-transverse optical toroidal pulses characterized by skyrmionic topologies, fractal-like singulari…
Simultaneous Localization and Recognition of Subwavelength Non-Cooperative Entities Based on SISO Time Reversal and Neural Networks
Yinchen Wang, Yu Duan, Yu-Qi Ye +5
The simultaneous localization and recognition of subwavelength non-cooperative entities within complex multi-scattering environments using a simplified system continues to pose a s…
Time-varying k-domain modulation around a point sink in time reversal cavity
Xin Liu, Jin-Shan Cui, Ren Wang +2
This paper derives and investigates a time-varying k-domain modulation in vector form using a time-reversal (TR) field decomposition theory proposed for the first time. First, the…
Inverse Design of Frequency Selective Surface Using Physics-Informed Neural Networks
Yu-Hang Liu, Bing-Zhong Wang, Ren Wang
This paper uses Physics-Informed Neural Network (PINN) to design Frequency Selective Surface (FSS). PINN integrates physical information into the loss function, so training PINN do…
Free-Space Propagation and Skyrmion Topology of Toroidal Electromagnetic Pulses
Ren Wang, Zhi-Qiang Hu, Pan-Yi Bao +4
Toroidal electromagnetic pulses have been recently reported as nontransverse, space-time nonseparable topological excitations of free space [Nat. Photon. 16, 523-528 (2022)]. Howev…
Determining Aperture Field for Arbitrary Phaseless Far-Field Utilizing Inverse Design Method Based on Spectral Analysis
Chuan-Sheng Chen, Ren Wang, Jin-Pin Liu +1
Existing electromagnetic inverse design methods are often established in the spacial domain. This communication presents an inverse design method, which can design aperture field f…
Space Time Nonseparable Electromagnetic Vortices
Minhui Xiong, Ren Wang, Qinyu Zhou +1
In structured light with controllable degrees of freedom (DoFs), the vortex beams carrying orbital angular momentum (OAM) give access to provide additional degrees of freedom for i…