Tough, Antifreezing, and Piezoelectric Organohydrogel as a Flexible Wearable Sensor for Human–Machine Interaction

ACS Nano, Journal Year: 2024, Volume and Issue: 18(4), P. 3720 - 3732

Published: Jan. 18, 2024

Piezoelectric hydrogel sensors are becoming increasingly popular for wearable sensing applications due to their high sensitivity, self-powered performance, and simple preparation process. However, conventional piezoelectric hydrogels lack antifreezing properties thus confronted with the liability of rupture in low temperatures owing use water as dispersion medium. Herein, a kind organohydrogel that integrates piezoelectricity, low-temperature tolerance, mechanical robustness, stable electrical performance is reported by using poly(vinylidene fluoride) (PVDF), acrylonitrile (AN), acrylamide (AAm),

Language: Английский

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Perspectives on recent advancements in energy harvesting, sensing and bio-medical applications of piezoelectric gels

Chemical Society Reviews, Journal Year: 2023, Volume and Issue: 52(17), P. 6191 - 6220

Published: Jan. 1, 2023

This review highlights the recent progress in piezoelectric gels (also known as PiezoGels) comprised of polymers, ceramic oxides and supramolecular materials used for energy harvesting, sensing wound dressing.

Language: Английский

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Wireless Technologies in Flexible and Wearable Sensing: From Materials Design, System Integration to Applications

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(27)

Published: April 23, 2024

Wireless and wearable sensors attract considerable interest in personalized healthcare by providing a unique approach for remote, noncontact, continuous monitoring of various health-related signals without interference with daily life. Recent advances wireless technologies have promoted practical applications due to their significantly improved characteristics, such as reduction size thickness, enhancement flexibility stretchability, conformability the human body. Currently, most researches focus on active materials structural designs sensors, just few exceptions reflecting data transmission. This review provides comprehensive overview state-of-the-art related studies empowering sensors. The emerging functional nanomaterials utilized designing modules are highlighted, which include metals, carbons, MXenes. Additionally, outlines system-level integration flexible spanning from novel design strategies enhanced efficient transmitting wirelessly. Furthermore, introduces representative remote noninvasive physiological through on-skin implantable sensing systems. Finally, challenges, perspectives, unprecedented opportunities discussed.

Language: Английский

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Recent advances in smart wearable sensors for continuous human health monitoring

Talanta, Journal Year: 2024, Volume and Issue: 272, P. 125817 - 125817

Published: Feb. 24, 2024

Language: Английский

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From emerging modalities to advanced applications of hydrogel piezoelectrics based on chitosan, gelatin and related biological macromolecules: A review

International Journal of Biological Macromolecules, Journal Year: 2024, Volume and Issue: 262, P. 129691 - 129691

Published: Jan. 24, 2024

Language: Английский

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Ultrastretchable and adhesive MXene-based hydrogel for high-performance strain sensing and self-powered application

Composites Part A Applied Science and Manufacturing, Journal Year: 2023, Volume and Issue: 177, P. 107957 - 107957

Published: Dec. 9, 2023

Language: Английский

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Super‐Tough, Non‐Swelling Zwitterionic Hydrogel Sensor Based on the Hofmeister Effect for Potential Motion Monitoring of Marine Animals

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

Published: Oct. 10, 2024

Hydrogel-based electronic devices in aquatic environments have sparked widespread research interest. Nevertheless, the challenge of developing hydrogel electronics underwater has not been profoundly surmounted because fragility and swelling hydrogels environments. In this work, a zwitterionic double network comprised polyvinyl alcohol (PVA), poly(sulfobetaine methacrylate) (PSBMA), sulfuric acid (H

Language: Английский

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Flexible piezoelectric materials and strain sensors for wearable electronics and artificial intelligence applications

Chemical Science, Journal Year: 2024, Volume and Issue: unknown

Published: Jan. 1, 2024

This review covers the recent advances in flexible piezoelectric materials, which show great potential for strain sensors wearable electronics and artificial intelligence, focusing on microstructure engineering fabrication techniques.

Language: Английский

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Versatile Lamellar Wrap-Structured PVDF/PZT/CNTs Piezoelectric Sensor for Road Traffic Information Sensing, Monitoring, and Energy Harvesting

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 497, P. 154554 - 154554

Published: Aug. 4, 2024

Language: Английский

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Piezoelectric Hydrogels: Hybrid Material Design, Properties, and Biomedical Applications

Small, Journal Year: 2024, Volume and Issue: 20(28)

Published: Feb. 8, 2024

Hydrogels show great potential in biomedical applications due to their inherent biocompatibility, high water content, and resemblance the extracellular matrix. However, they lack self-powering capabilities often necessitate external stimulation initiate cell regenerative processes. In contrast, piezoelectric materials offer but tend compromise flexibility. To address this, creating a novel hybrid biomaterial of hydrogels (PHs), which combines advantageous properties both materials, offers systematic solution challenges faced by these when employed separately. Such innovative material system is expected broaden horizons applications, such as piezocatalytic medicinal health monitoring showcasing its adaptability endowing with properties. Unique functionalities, like enabling self-powered inducing electrical that mimics endogenous bioelectricity, can be achieved while retaining hydrogel matrix advantages. Given limited reported literature on PHs, here recent strategies concerning design fabrication, essential properties, distinctive are systematically discussed. The review concluded providing perspectives remaining future outlook for PHs field. As emerge rising star, comprehensive exploration insights into new biomaterials.

Language: Английский

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