Toward an AI Era: Advances in Electronic Skins DOI
Xuemei Fu, Wen Cheng, Guanxiang Wan

et al.

Chemical Reviews, Journal Year: 2024, Volume and Issue: 124(17), P. 9899 - 9948

Published: Aug. 28, 2024

Electronic skins (e-skins) have seen intense research and rapid development in the past two decades. To mimic capabilities of human skin, a multitude flexible/stretchable sensors that detect physiological environmental signals been designed integrated into functional systems. Recently, researchers increasingly deployed machine learning other artificial intelligence (AI) technologies to neural system for processing analysis sensory data collected by e-skins. Integrating AI has potential enable advanced applications robotics, healthcare, human–machine interfaces but also presents challenges such as diversity model robustness. In this review, we first summarize functions features e-skins, followed feature extraction different models. Next, discuss utilization design e-skin address key topic implementation e-skins accomplish range tasks. Subsequently, explore hardware-layer in-skin before concluding with an opportunities various aspects AI-enabled

Language: Английский

Integrated Fibrous Iontronic Pressure Sensors with High Sensitivity and Reliability for Human Plantar Pressure and Gait Analysis DOI
Wendong Li,

Kangkang Zou,

Junwei Guo

et al.

ACS Nano, Journal Year: 2024, Volume and Issue: 18(22), P. 14672 - 14684

Published: May 17, 2024

Flexible sensing systems (FSSs) designed to measure plantar pressure can deliver instantaneous feedback on human movement and posture. This is crucial not only for preventing controlling diseases associated with abnormal pressures but also optimizing athletes' postures minimize injuries. The development of an optimal sensor hinges key metrics such as a wide range, high sensitivity, long-term stability. However, the effectiveness current flexible sensors impeded by numerous challenges, including limitations in structural deformability, mechanical incompatibility between multifunctional layers, instability under complex stress conditions. Addressing these limitations, we have engineered integrated system sensitivity reliability gait analysis. It features high-modulus, porous laminated ionic fiber structure robust self-bonded interfaces, utilizing unified polyimide material system. showcases (156.6 kPa–1), extensive range (up 4000 kPa), augmented interfacial toughness durability (over 150,000 cycles). Additionally, our FSS capable real-time monitoring distribution across various sports activities. Leveraging deep learning, achieves high-precision, intelligent recognition different types 99.8% accuracy rate. approach provides strategic advancement field sensors, ensuring prolonged stability even amidst dynamics providing feasible solution

Language: Английский

Citations

29

Tribo-charge enhanced and cellulose based biodegradable nanofibrous membranes with highly fluffy structure for air filtration and self-powered respiration monitoring systems DOI
Miaomiao Zhu,

Yankang Deng,

Yong Zheng

et al.

Journal of Hazardous Materials, Journal Year: 2024, Volume and Issue: 468, P. 133770 - 133770

Published: Feb. 14, 2024

Language: Английский

Citations

28

Perovskite Nanocrystals Induced Core–Shell Inorganic–Organic Nanofibers for Efficient Energy Harvesting and Self-Powered Monitoring DOI
Chuanwei Zhi, Shuai Zhang, Hanbai Wu

et al.

ACS Nano, Journal Year: 2024, Volume and Issue: 18(13), P. 9365 - 9377

Published: March 22, 2024

The emerging field of wearable electronics requires power sources that are flexible, lightweight, high-capacity, durable, and comfortable for daily use, which enables extensive use in electronic skins, self-powered sensing, physiological health monitoring. In this work, we developed the core–shell biocompatible Cs2InCl5(H2O)@PVDF-HFP nanofibers (CIC@HFP NFs) by one-step electrospinning assisted self-assembly method triboelectric nanogenerators (TENGs). By adopting lead-free Cs2InCl5(H2O) as an inducer, CIC@HFP NFs exhibited β-phase-enhanced self-aligned nanocrystals within uniaxial direction. interface interaction was further investigated experimental measurements molecular dynamics, revealed hydrogen bonds between PVDF-HFP induced automatically well-aligned dipoles stabilized β-phase NFs. TENG fabricated using nylon-6,6 significant improvement output voltage (681 V), current (53.1 μA) peak density (6.94 W m–2), with highest reported performance among TENGs based on halide-perovskites. energy harvesting monitoring were substantiated human motions, showcasing its ability to charge capacitors effectively operate such commercial LEDs, stopwatches, calculators, demonstrating promising application biomechanical sensing.

Language: Английский

Citations

26

Phase-Directed Assembly of Triboelectric Nanopaper for Self-Powered Noncontact Sensing DOI
Jinlong Wang, Siqiyuan Zhu, Jiangtao Li

et al.

Nano Letters, Journal Year: 2024, Volume and Issue: 24(25), P. 7809 - 7818

Published: June 14, 2024

Noncontact sensing technology serves as a pivotal medium for seamless data acquisition and intelligent perception in the era of Internet Things (IoT), bringing innovative interactive experiences to wearable human–machine interaction networks. However, pervasive limitations current noncontact devices posed by harsh environmental conditions hinder precision stability signals. In this study, triboelectric nanopaper prepared phase-directed assembly strategy is presented, which possesses low charge transfer mobility (1618 cm2 V–1 s–1) exceptional high-temperature stability. Wearable self-powered sensors constructed from operate stably under high temperatures (200 °C). Furthermore, temperature warning system workers hazardous environments demonstrated, capable nonintrusively identifying harmful thermal stimuli detecting motion status. This research not only establishes technological foundation accurate stable but also promotes sustainable development IoT extreme environments.

Language: Английский

Citations

26

Toward an AI Era: Advances in Electronic Skins DOI
Xuemei Fu, Wen Cheng, Guanxiang Wan

et al.

Chemical Reviews, Journal Year: 2024, Volume and Issue: 124(17), P. 9899 - 9948

Published: Aug. 28, 2024

Electronic skins (e-skins) have seen intense research and rapid development in the past two decades. To mimic capabilities of human skin, a multitude flexible/stretchable sensors that detect physiological environmental signals been designed integrated into functional systems. Recently, researchers increasingly deployed machine learning other artificial intelligence (AI) technologies to neural system for processing analysis sensory data collected by e-skins. Integrating AI has potential enable advanced applications robotics, healthcare, human–machine interfaces but also presents challenges such as diversity model robustness. In this review, we first summarize functions features e-skins, followed feature extraction different models. Next, discuss utilization design e-skin address key topic implementation e-skins accomplish range tasks. Subsequently, explore hardware-layer in-skin before concluding with an opportunities various aspects AI-enabled

Language: Английский

Citations

24