Results 111 to 120 of about 7,790 (281)

Toward Long‐Term Reliable Human‐Machine Interaction: A Flexible, Breathable, and Self‐Powered Pressure Sensor System With Firefighting Validation

Advanced Science, EarlyView.
This work develops a breathable potentiometric self‐powered pressure sensor with good wearability, using a non‐woven fabric substrate and hydrogel electrolyte. The sensor is integrated into a five‐channel smart glove to acquire reliable hand motion signals, which are processed by a CNN for identity verification and smart vehicle control in human ...
Qilong Zhang, Zhao Yao, Jiaxu Liu, Yuxuan Hou, Zhongtao Zhang, Jingwei Xue, Leonid Chernogor, Nam Young Kim, Eun Seong Kim, Yuanyue Li, Yang Li   +10 more
wiley   +1 more source

One-step 3D printing of flexible poly(acrylamide-co-acrylic acid) hydrogels for enhanced mechanical and electrical performance in wearable strain sensors

Scientific Reports
This study explored the synthesis and 3D printing of an electrolytic hydrogel based on polyacrylamide and acrylic acid copolymer (poly(AM-co-AA)), using lithium phenyl-2,4,6-trimethylbenzoylphosphinate (LAP) as a photoinitiator, along with N,N′-Methylene
Phanthanyaphon Tsupphayakorn-aek, Nuttapol Risangud, Manunya Okhawilai, Worapong Leewattanakit, Lih-Sheng Turng, Chuanchom Aumnate   +5 more
doaj   +1 more source

Making Sweat Measurable: Induction, Sampling, and Refreshment in Wearable Biofluid Sensing

Advanced Science, EarlyView.
Wearable sweat sensing relies not only on chemical detection but also on controlled biofluid management. This Review integrates sweat physiology, induction strategies, and microfluidic sampling architectures, demonstrating how flux, transport, and refreshment shape measurement reliability.
Soyoung Shin, Wei Gao
wiley   +1 more source

A self-healable and easily recyclable supramolecular hydrogel electrolyte for flexible supercapacitors

, 2016
Although research on polymer hydrogel electrolytes has achieved great progress, their practical application is restricted due to their vulnerability and non-recyclability problems caused by covalent cross-linking effects.
Wang, Gengchao, Guo, Yunzhou, Tang, Qianqiu, Sáha, Petr, Zhou, Xiao, Bao, Hua   +5 more
core  

One-Pot Synthesis of a Double-Network Hydrogel Electrolyte with Extraordinarily Excellent Mechanical Properties for a Highly Compressible and Bendable Flexible Supercapacitor

, 2018
High-performance hydrogel electrolytes play a crucial role in flexible supercapacitors (SCs). However, the unsatisfactory mechanical properties of widely used polyvinyl alcohol-based electrolytes greatly limit their use in the flexible SCs. Here, a novel
Qingwen Bai, Jiuqiang Li (1751914), Tingrui Lin, Mengni Shi, Jiuqiang Li, Jing Peng, Tingrui Lin (5674385), Maolin Zhai (1751917), Qingwen Bai (5221280), Furong Huang, Furong Huang (817821), Maolin Zhai, Jing Peng (102796), Mengni Shi (5674388)   +13 more
core   +1 more source

An Embodied Paper‐Based Microfluidic Al‐Air Battery for Enduring Untethered Insect‐Scale Robots

Advanced Science, EarlyView.
This work presents a centimeter‐scale microfluidic aluminum–air battery (MFAAB) with dual‐surface anode and F−‐mediated byproduct decomposition. The design enables a high capacity of 2697.05 mAh/g Al and delivers tens of milliwatts to power LEDs, motors, and a toy car.
Yun Yang, Tao Jiang, Zhongyue Lu, Dapeng Fan, Zucheng Yi, Zirong Luo   +5 more
wiley   +1 more source

An Energy Autonomous Microneedle Array‐Based Sensing System for Continuous Biomarker Monitoring

Advanced Science, EarlyView.
This work presents an innovative self‐powered wearable biosensor system for real‐time monitoring of multiple biomarkers in interstitial fluid. The device integrates stainless steel‐based minimally invasive microneedles with ion‐selective membranes, enabling simultaneous Na+, K+, Ca2+, pH, and glucose detection.
Arnab Pal, Kai‐Po Fan, Sheng‐Chun Hung, Jaba Roy Chowdhury, Jun‐Hsun Chung, Meenakshi Ray, Hsiang‐Yun Hsu, Fu‐Cheng Kao, Kuei‐Lin Liu, Zong‐Hong Lin   +9 more
wiley   +1 more source

Hydrogel Stack‐Tailored Logics and High‐Fidelity Multimodal Sensors Promoted by Precisely Evaluated Ionic Migration

Advanced Science, EarlyView.
Inspired by biological ion transport, this work introduces self‐powered multifunctional sensors utilizing tailored hydrogel stacks. Optimizing ionic migration with MXenes and carbon nanotubes achieves high‐performance energy harvesting and unique logic circuit functionality.
Haoran Chen, Hongjian Zhang, Zhonghui Shen, Taeuk Eom, Hyunseung Kim, Delong He, Jinbo Bai, Geon‐Tae Hwang, Yong Zhang, Chang Kyu Jeong   +9 more
wiley   +1 more source

Dynamically Modified Flexible Zn Powder Anodes with Stable Performance at High Rate and High Zn Utilization

Advanced Science, EarlyView.
A dynamically shape‐variant liquid metal‐based network is integrated into Zn powder electrode, where intrinsic fluidity and structural adaptability of the liquid metal‐based network enable effective mitigation of dendritic growth, alleviation of stress accumulation, and prevention of Zn loss during Zn plating‐stripping processes.
Yuxuan Wang, Chenhao Li, Wenbo Zhao, Yong Gao, Yiwei Liu, Yuhao Li, Yu Zhang, Yuhan Yao, Abdelnaby M. Elshahawy, Cao Guan   +9 more
wiley   +1 more source

Interpretable Machine Learning Analysis of Design Factors in Hydrogel Supercapacitors

Gels
Understanding the relationships between design factors is crucial for the development of hydrogel supercapacitors, yet the relative importance and interdependencies of material properties and operating conditions remain unclear.
Liying Xu, Siqi Liu, Dandan Hu, Junhao Liu, Yuze Zhang, Ziqiang Li, Zichuan Su, Daxin Liang   +7 more
doaj   +1 more source