Ant-Inspired Ion Gel Sensor for Dual-Mode Detection of Force and Humidity via Magnetic Induction DOI
Boyi Xu, Jinsui Xu,

Haoran Ou

et al.

ACS Sensors, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 27, 2025

In the realm of intelligent sensing, development multifunctional, highly sensitive, wide-ranging, and durable flexible sensors remains a formidable challenge. This paper introduces dual-mode ionic gel sensor, inspired by sensory mechanisms ants developed through magnetically induced technology capable simultaneously detecting environmental humidity pressure. The sensor is fabricated from prestretched, buckled poly(vinyl alcohol) (PVA) with microstructures, exhibiting rapid response high durability. voltage signal decreases linearly increasing relative (RH). pressure employs capacitive structure, integrating fiber pilose structures gel, achieving sensitivity 7.375 kPa-1 an excellent linear over broad range 0.5 Pa to 95 kPa. context human motion monitoring, accurately captures physiological signals, such as pulse beats joint movements while concurrently skin humidity. Additionally, leveraging deep learning algorithms, attains remarkable 99.21% accuracy in object recognition within sorting systems, underscoring its potential smart logistics applications. study transcends traditional limitations regarding detection range, offering novel solutions for applications monitoring sorting.

Language: Английский

Hierarchical Structure by Self‐sedimentation of Liquid Metal for Flexible Sensor Integrating Pressure Detection and Triboelectric Nanogenerator DOI
Lida Zhu, Peihua Xu,

Baoquan Chang

et al.

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(33)

Published: April 19, 2024

Abstract Multifunctional integration is a pivotal aspect in the development of flexible sensors that facilitate augmented interaction with physical environment. However, contemporary multifunctional face challenges arising from their complex structures and high costs. Therefore, polydimethylsiloxane (PDMS) /liquid metal (LM) films hierarchical structure prepared via gravity‐induced deposition LM are applied to sensors. PDMS/LM exhibit remarkable flexibility function as electrodes for pressure well single‐electrode mode triboelectric nanogenerator (TENG). The porous PDMS/carbon nanotube (CNT) dielectric an array developed sensing, showing commendable sensitivity (0.671 kPa −1 ) even under low pressures (0–17 kPa). Compared solid dielectrics, its improved over entire range. sensor achieves response time ≈80 ms demonstrates exceptional stability. Furthermore, when film functions TENG, it can serve self‐powered measuring dynamic forces aid material recognition assistance capacitive sensing. This study provides new perspective on simplified design

Language: Английский

Citations

41

Integrated surface microstructure and enhanced dielectric constant for constructing simple, low-cost, and high-performance flexible capacitive pressure sensor DOI
Teng Li, Zaihua Duan, Qi Huang

et al.

Sensors and Actuators A Physical, Journal Year: 2024, Volume and Issue: 376, P. 115629 - 115629

Published: June 24, 2024

Language: Английский

Citations

26

Flexible Pressure, Humidity, and Temperature Sensors for Human Health Monitoring DOI
Jiaqi Li,

Z. Fang,

Dongsong Wei

et al.

Advanced Healthcare Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 17, 2024

Abstract The rapid advancements in artificial intelligence, micro‐nano manufacturing, and flexible electronics technology have unleashed unprecedented innovation opportunities for applying sensors healthcare, wearable devices, human–computer interaction. human body's tactile perception involves physical parameters such as pressure, temperature, humidity, all of which play an essential role maintaining health. Inspired by the sensory function skin, many bionic been developed to simulate skin's various stimuli are widely applied health monitoring. Given urgent requirements sensing performance integration field devices monitoring, here is a timely overview recent advances multi‐functional It covers fundamental components categorizes them based on different response mechanisms, including resistive, capacitive, voltage, other types. Specifically, application these area monitoring highlighted. Based this, extended dual/triple‐mode integrating temperature presented. Finally, challenges discussed.

Language: Английский

Citations

21

Facile preparation of porous MXene/cellulose nanofiber composite for highly-sensitive flexible piezoresistive sensors in e-skin DOI
Xiaohai Zhang, Yijie Wang, Lei Zhang

et al.

Chemical Engineering Journal, Journal Year: 2025, Volume and Issue: 505, P. 159369 - 159369

Published: Jan. 7, 2025

Language: Английский

Citations

17

A Comprehensive Review on Fabrication and Structural Design of Polymer Composites for Wearable Pressure Sensors DOI Creative Commons
Kangqi Chang, Chao Zhang, Tianxi Liu

et al.

Polymer science & technology., Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 5, 2025

Language: Английский

Citations

5

Flexible capacitive pressure sensor with high sensitivity and wide detection range applying solvent-exchanged porous lignin-cellulose hydrogel as the dielectric layer DOI
Junyao Wang, Jie Shu, Huan Liu

et al.

International Journal of Biological Macromolecules, Journal Year: 2025, Volume and Issue: unknown, P. 140702 - 140702

Published: Feb. 1, 2025

Language: Английский

Citations

3

Bioinspired Suspended Sensing Membrane Array with Modulable Wedged‐Conductive Channels for Crosstalk‐Free and High‐Resolution Detection DOI Creative Commons

Haixuan Luo,

Xiaoliang Chen, Sheng Li

et al.

Advanced Science, Journal Year: 2024, Volume and Issue: 11(28)

Published: May 8, 2024

Abstract High spatial‐resolution detection is essential for biomedical applications and human‐machine interaction. However, as the sensor array density increases, miniaturization will lead to interference between adjacent units deterioration in sensing performance. Here, inspired by cochlea's structure, a high‐density flexible pressure featuring with suspended membrane sensitivity‐enhanced customized channels presented crosstalk‐free high‐resolution detection. By imitating basilar attached spiral ligaments, fixed onto high‐stiffness substrate cavities, forming stable braced isolation provide an excellent capability (crosstalk coefficient: 47.24 dB) integration (100 within 1 cm 2 ). Similar opening of ion hair cells, wedge‐type expansion embedded cracks introduced stress concentration structures enables high sensitivity (0.19 kPa −1 ) large measuring range (400 kPa). Finally, it demonstrates promising distributed displays condition monitoring medical‐surgical intubation.

Language: Английский

Citations

12

Morphological-engineering-based capacitive tactile sensors DOI Creative Commons
Hongsen Niu, Hao Li, Ning Li

et al.

Applied Physics Reviews, Journal Year: 2025, Volume and Issue: 12(1)

Published: Feb. 12, 2025

Capacitive tactile sensors have garnered significant attention due to their simple structure, temperature independence, and wide applicability. However, with the continuous evolution of intellectualization process, developing that can compare or even surpass sensing ability human skin remains a challenge. Consequently, various strategies aimed at enhancing performance emerged, introduction morphological structures into active layer being most effective. In light this, capacitive based on structure designs gained favor among researchers, gradually forming “hundred schools thought contend” trend. Nevertheless, processes applicability yet form complete system, development intelligence morphological-engineering-based reached bottleneck stage, requiring comprehensive systematic review provide inspiration for breakthroughs. This delves deeply impact device provides overview applicability, advantages, disadvantages fabrication technologies derived from these structures. Finally, progress in advanced intelligent systems is summarized, challenges prospects faced this emerging field are envisioned.

Language: Английский

Citations

2

Flexible Pressure Sensors Enhanced by 3D‐Printed Microstructures DOI
Yuan Jin, Shaohua Xue, Yong He

et al.

Advanced Materials, Journal Year: 2025, Volume and Issue: unknown

Published: April 18, 2025

Abstract 3D printing has revolutionized the development of flexible pressure sensors by enabling precise fabrication diverse microstructures that significantly enhance sensor performance. These advancements have substantially improved key attributes such as sensitivity, response time, and durability, facilitating applications in wearable electronics, robotics, human–machine interfaces. This review provides a comprehensive analysis sensing mechanisms these sensors, emphasizing role microstructures, micro‐patterned, microporous, hierarchical designs, optimizing The advantages techniques, including direct indirect methods, creation complex with high precision adaptability are highlighted. Specific applications, human physiological signal monitoring, motion detection, soft emerging explored to demonstrate versatility sensors. Additionally, this briefly discusses challenges, material compatibility, optimization difficulties, environmental stability, well trends, integration advanced technologies, innovative multidimensional promising avenues for future advancements. By summarizing recent progress identifying opportunities innovation, critical insights into bridging gap between research real‐world helping accelerate evolution sophisticated 3D‐printed microstructures.

Language: Английский

Citations

2

Wide response stretchable sensors by stress distribution control of multi-structure for hand motion monitoring and energy harvesting DOI

Mengyao Cai,

Sijie Zhou, Xiaofeng Wang

et al.

Nano Energy, Journal Year: 2025, Volume and Issue: unknown, P. 110753 - 110753

Published: Feb. 1, 2025

Language: Английский

Citations

1