Explanipedia

Quantum-inspired superposition and nonseparable states of reconfigurable metasurfaces in classical systems Open

Long Chen, Jian Wei You, Qian Ma, Jian Lin Su, Shi Long Qin , et al. · 2025

Classical and quantum bits serve as cornerstone in information science. As this field rapidly evolves, the interplay between the two continues to enrich and inspire each other. Here, analog superposition states and analog nonseparable stat…

Meta-encryptor with multi-dimensional security architecture for wireless communications Open

Yujie Liu, Weijun Gao, Liang Jin, Chong Han, Lei Zhang , et al. · 2025

As wireless technologies advance and new applications emerge, ensuring secure and resilient networks is increasingly critical. Here, we propose a wireless security mechanism based on a meta-encryptor (ME) with low-complexity architecture l…

Multilayer nonlinear diffraction neural networks with programmable and fast ReLU activation function Open

Yu Ning, Qian Ma, Qiang Xiao, Ze Gu, Rui Li , et al. · 2025

Optical diffractive neural networks are emerging for improving speed and energy efficiency in machine learning. However, the challenges of nonlinear activation functions (e.g., latency issues, high power consumption, and cascading complexi…

Protocol‐Agnostic Meta Key Distribution for Encrypted Wireless Communications Enabled by Space‐Time‐Coding Metasurface Open

Xinyu Li, Guanxiong Shen, Kun Zhao, Qian Ma, Tie Jun Cui · 2025

Secure key distribution is fundamental to encrypted communications but remains challenging in indoor wireless scenarios due to high computational overhead and specialized hardware requirements. Here, a Meta Key Distribution (MKD) system ba…

Joint Control of Radiated and Surface Waves via Space‐Time Coding Metasurfaces Open

Yi Ning Zheng, Lei Zhang, Xiaohong Chen, Tie Jun Cui, Vincenzo Galdi · 2025

Digitally programmable metasurfaces, also known as reconfigurable intelligent surfaces (RISs), are emerging as key enablers of smart radio environments by offering dynamic control over electromagnetic wave propagation. Space‐time coding me…

Electromagnetic skyrmions in a deep-subwavelength plasmonic resonator for vitro diabetic nephropathy diagnostic Open

Tian Bai, Manyi Jia, Wan Zhu Wang, Xuanru Zhang, Siqi Han , et al. · 2025

Longwave-transparent low-emissivity material Open

Yue Zhang, L. K. Li, J. P. Dai, Xiaowen Zhang, Qun Yan Zhou , et al. · 2025

Low emissivity (low-e) materials are crucial for conserving thermal energy in buildings, cold chain logistics and transportation by minimizing unwanted radiative heat loss or gain. However, their metallic nature intrinsically causes severe…

Generative model for information metamaterial design Open

Jun Hou, Long Chen, Xuan Zheng, Jia Wu, Jian Wei You , et al. · 2025

Generative models such as AlphaFold and MatterGen can directly generate novel material structures with desired properties, accelerating the new materials discovery and revolutionizing the material design paradigm from traditional trial-and…

A Smart Magnetically Actuated Flip‐Disc Programmable Metasurface with Ultralow Power Consumption for Real‐Time Channel Control Open

Jianghan Bao, Che Liu, Jia Cheng Li, Zhen Fu, Yifan Huang , et al. · 2025

Programmable metasurfaces have garnered significant attention for their flexible dynamic manipulation of electromagnetic (EM) waves. However, electrically tunable variants require continuous power supply to control their operational states…

Floquet topological states in time-varying metasurfaces Open

Qian Ma, Jian Wei You, Long Chen, Ze Gu, Shi Long Qin , et al. · 2025

Floquet systems offer a nonequilibrium periodic platform to explore previously unknown phases of matter, attracting interest in condensed matter physics, quantum physics, and photonics. Most existing research focuses on linear, closed syst…

Smart Theremin Based on Electromagnetic Metasurfaces for Fine Dual‐Hand Perception Open

Che Liu, Yajiang Huang, Mengyuan Zhang, Yiming Ma, Wenming Yu , et al. · 2025

Electromagnetic (EM) metasurface presents a promising platform for near‐field sensing. The conventional non‐contact sensing devices, like the world's first non‐contact music instrument “Theremin”, are vulnerable to environmental interferen…

A space-time holographic metasurface antenna Open

Geng‐Bo Wu, Jun Yan Dai, Yiqing Sun, Kam Man Shum, Ka Fai Chan , et al. · 2025

Holography is a revolutionary imaging technology capable of storing and recovering full-wave information of the light fields scattered by objects. However, current hologram configurations are based on space-only modulation and can merely r…

Quantum Superposition of Event Function States for Encryption-Decryption and the Entanglement Degree of System Fault Evolution Process Open

Shasha Li, Tie Jun Cui · 2025

A Dual-Broadband Liquid-Crystal Programmable Metasurface and Its Application in Terahertz Wireless Communications Open

Yuan Fu, Yuanbo Li, Xiaojian Fu, Lu Xu, Yujie Liu , et al. · 2025

Non‐Uniform Space‐Time‐Coding Modulation for Low‐Complexity Diagnostics of Reconfigurable Intelligent Surfaces Open

Xiaohong Chen, Lei Zhang, Yi Ning Zheng, Bing Bing Zhu, Marco Rossi , et al. · 2025

Reconfigurable intelligent surfaces (RISs) have emerged as a key enabler and promising technology for the next‐generation wireless communications by offering fine‐grained and dynamic control over electromagnetic wave propagation. However, …

Secure wireless communication of brain–computer interface and mind control of smart devices enabled by space-time-coding metasurface Open

Qiang Xiao, Lin Han Fan, Qian Ma, Yu Ning, Ze Gu , et al. · 2025

Brain-computer interface (BCI) provides an interconnected pathway between the human brain and external devices and paves a potential route for mind manipulations. However, most existing BCI technologies are based on simple signal transmiss…

A plasmonic meta-rotary travelling-wave oscillator with ultrahigh phase accuracy and figure of merit Open

Da Yue Yao, Hao Chi Zhang, Pei Hang He, Jia Jie Shen, Jia Zhu , et al. · 2025

High phase accuracy and figure of merit (FOM) of quadrature signals are essential for integrated systems, including quadrature amplitude modulation (QAM) communications and multi-input multi-output (MIMO) radar. However, the traditional qu…

Anti-radar based on metasurface Open

Zongzheng Sun, Lei Zhang, Xiao Qing Chen, Hong Xu, Guoyao Xiao , et al. · 2025

In advanced multi-static radar (MSR), multidimensional information from target echo signals is collected by different receivers to enable precise localization using various algorithms. Owing to its efficient target localization and trackin…

Intelligent Chinese patent medicine (CPM) recommendation framework: Integrating large language models, retrieval-augmented generation, and the largest CPM dataset Open

Shihui Qin, Yifan Wang, Tie Jun Cui, Jinge Ma, Xin Zhou , et al. · 2025

Space Vector‐Signal Generator Based on High‐Order Amplitude‐Phase Modulated Programmable Metasurface Open

Zhen Qi, Shao Nan Chen, Jun Yan Dai, Jun Wei Zhang, Li Jie Wu , et al. · 2025

Direct modulation of radio frequency (RF) signals has broad applications in wireless communications, radar detection, and other fields. However, the traditional methods face the limitations of high bandwidth requirements and poor noise res…

Simplified radar architecture based on information metasurface Open

Si Ran Wang, Zhan Ye Chen, Shao Nan Chen, Jun Yan Dai, J. Zhang , et al. · 2025

Rapid Diagnostics of Reconfigurable Intelligent Surfaces Using Space‐Time‐Coding Modulation Open

Yi Ning Zheng, Lei Zhang, Xiao Qing Chen, Marco Rossi, Giuseppe Castaldi , et al. · 2025

Reconfigurable intelligent surfaces (RISs) have emerged as a key technology for shaping smart wireless environments in next‐generation wireless communication systems. To support the large‐scale deployment of RISs, a reliable and efficient …

Programmable skyrmions for robust communication and intelligent sensing Open

Long Chen, Xin Yu Li, Yijie Shen, Zongjing Gu, Jian Lin Su , et al. · 2025

The recently observed plasmonic skyrmions, as electromagnetic counterparts of topologically stable quasiparticles, hold significant promise as novel carriers for robust information transfer and manipulation of nontrivial light-matter inter…

Adaptively programmable metasurface for intelligent wireless communications in complex environments Open

Han Qing Yang, Jun Yan Dai, Huidong Li, Lijie Wu, Zefang Shen , et al. · 2025

Optimized dimension-reduction algorithm on input layer for diffractive neural networks Open

Ruisi Li, Qian Ma, Ze Gu, Yuming Ning, Xinxin Gao , et al. · 2025

Diffractive neural network (DNN) has provided a novel solution to address complex artificial intelligence tasks due to its ultrahigh processing speed and parallel computing capability. However, traditional DNNs lack fine design of input la…

Chaotic information metasurface for direct physical-layer secure communication Open

Jia Xu, Menglin Wei, Lei Zhang, Vincenzo Galdi, Hengxin Ruan , et al. · 2025

Wireless information security has garnered significant attention with the ever-increasingly widespread adoption of broadcast wireless communication systems. The utilization of chaotic systems for secure communication methods has become a p…

Deep-subwavelength exceptional point in microwave plasmonic resonators for enhanced sensing Open

Tie Jun Cui, Tian Bai, Xuanru Zhang, Wan Zhu Wang, Jingjing Zhang · 2025

Exceptional points (EPs) in non-Hermitian electromagnetic (EM) systems have been in the spotlight for decades for their remarkable enhancement effects in wave-matter interactions. Here, we explore EPs in an intermediate EM regime, where th…

Stacked Intelligent Metasurfaces for Multi-Modal Semantic Communications Open

G. M. Huang, Jiancheng An, Lu Gan, Dusit Niyato, Mérouane Debbah , et al. · 2025

Semantic communication (SemCom) powered by generative artificial intelligence enables highly efficient and reliable information transmission. However, it still necessitates the transmission of substantial amounts of data when dealing with …

A Wideband Amplifying and Filtering Reconfigurable Intelligent Surface for Wireless Relay Open

Li Jie Wu, Qun Yan Zhou, Jun Yan Dai, Si Ran Wang, Junwei Zhang , et al. · 2025

High‐Resolution Phase‐Magnitude‐Decoupled Information Metasurface for Complex Beamforming and Dual Channel 16QAM Secure Communication Open

Zheng Xing Wang, Hui Xu, Jie Ming Lv, Shuo Liu, Jun Yan Dai , et al. · 2025

Information metasurfaces have attracted considerable attention due to their remarkable ability to tailor electromagnetic (EM) waves flexibly. However, it is still challenging to achieve high‐resolution phase‐magnitude‐decoupled modulations…

Tie Jun Cui YOU? Author Swipe