Results 121 to 130 of about 7,361,986 (367)

Moisture‐Driven Hydrogel Power Source with Asymmetric Ion Adsorption for Flexible Electronics

Advanced Functional Materials, EarlyView.
A hydrogel‐based power source employing asymmetric ion‐adsorbing electrodes and moisture‐driven gradients is reported. This design enables continuous electricity generation for over 4000 minutes without significant decay and without requiring external input.
Zhaoyang Sun, Xian Wen, Jiseok Kim, Kaiying Zhao, Qun Zhou, Manmatha Mahato, Van Hiep Nguyen, Yang Yang, Liming Wang, Il‐Kwon Oh   +9 more
wiley   +1 more source

An Improved Intrusion Detection Algorithm Based on GA and SVM

IEEE Access, 2018
In the era of big data, with the increasing number of audit data features, human-centered smart intrusion detection system performance is decreasing in training time and classification accuracy, and many support vector machine (SVM)-based intrusion ...
Peiying Tao, Zhe Sun, Zhixin Sun
doaj   +1 more source

VGDRA: A Virtual Grid-Based Dynamic Routes Adjustment Scheme for Mobile Sink-Based Wireless Sensor Networks [PDF]

, 2014
Abdul Waheed Khan, Abdul Hanan Abdullah, Mohammad A. Razzaque, Javed Iqbal Bangash   +3 more
openalex   +1 more source

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

Advanced Functional Materials, EarlyView.
A unified space‐time coding metasurface platform enables simultaneous control of radiated and surface‐confined waves across multiple harmonics. Demonstrated functionalities include multi‐frequency beam shaping; surface‐wave excitation, and hybrid multiplexing.
Zihao Dai, Yi Ning Zheng, Lei Zhang, Xiao Qing Chen, Giuseppe Castaldi, Tie Jun Cui, Vincenzo Galdi   +6 more
wiley   +1 more source

Gated Spatial–Temporal Merged Transformer Inspired by Multimask and Dual Branch for Traffic Forecasting

IET Signal Processing
As an essential part of intelligent transportation system (ITS), traffic forecasting has provided crucial role for traffic management and risk assessment.
Yongpeng Yang, Zhenzhen Yang, Zhen Yang
doaj   +1 more source

A Collaborative Key Management Protocol in Ciphertext Policy Attribute-Based Encryption for Cloud Data Sharing

IEEE Access, 2017
Ciphertext policy attribute-based encryption (CP-ABE) is a promising cryptographic technique for fine-grained access control of outsourced data in the cloud. However, some drawbacks of key management hinder the popularity of its application. One drawback
Guofeng Lin, Hanshu Hong, Zhixin Sun
doaj   +1 more source

Fog-Aided Wireless Networks for Content Delivery: Fundamental Latency Tradeoffs [PDF]

, 2017
Avik Sengupta, Ravi Tandon, Osvaldo Simeone, Avik Sengupta, Ravi Tandon, Osvaldo Simeone   +5 more
openalex   +1 more source

A Seismic Data Acquisition System Based on Wireless Network Transmission [PDF]

, 2021
Yanxia Huang, Junlei Song, Wenqin Mo, Kaifeng Dong, Xiangning Wu, Jianyi Peng, Fang Jin   +6 more
openalex   +1 more source

Intrinsically Soft Printed Electronics for Digitally Augmented Human Sensing and Vision

Advanced Functional Materials, EarlyView.
This work introduces a class of highly functional, multilayer flexible and stretchable circuits capable of digitally augmenting human sensing and vision. Studies in multi‐material soft composite inks yielded a formulation that enables overpass printing, self‐healing, and high‐resolution functionality.
Nathan Zavanelli, Manuel R. Carneiro, Michael R. Vinciguerra, Dinesh K. Patel, Guo Ning Sue, Yibo Fu, Mahmoud Tavakoli, Carmel Majidi   +7 more
wiley   +1 more source

Joint Cooperative Beamforming and Jamming for Physical-Layer Security of Decode-and-Forward Relay Networks

IEEE Access, 2017
This paper proposes a new joint cooperative beamforming and jamming (JCBJ) scheme for improving the physical layer security of decode-and-forward wireless networks where a source node transmits to its destination with the aid of multiple intermediate ...
Haiyan Guo, Zhen Yang, Linghua Zhang, Jia Zhu, Yulong Zou   +4 more
doaj   +1 more source