Lignin-derived materials for triboelectric nanogenerators with emphasis on lignin multifunctionality

Nano Energy, Journal Year: 2024, Volume and Issue: 128, P. 109912 - 109912

Published: June 20, 2024

Language: Английский

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Gel-Based Triboelectric Nanogenerators for Flexible Sensing: Principles, Properties, and Applications

Nano-Micro Letters, Journal Year: 2024, Volume and Issue: 16(1)

Published: May 31, 2024

Abstract The rapid development of the Internet Things and artificial intelligence technologies has increased need for wearable, portable, self-powered flexible sensing devices. Triboelectric nanogenerators (TENGs) based on gel materials (with excellent conductivity, mechanical tunability, environmental adaptability, biocompatibility) are considered an advanced approach developing a new generation sensors. This review comprehensively summarizes recent advances in gel-based TENGs sensors, covering their principles, properties, applications. Based requirements working mechanism characteristic advantages gels introduced. Design strategies performance optimization hydrogel-, organogel-, aerogel-based systematically summarized. In addition, applications human motion sensing, tactile health monitoring, human–machine interaction, other related fields Finally, challenges discussed, feasible proposed to guide future research.

Language: Английский

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Eutectogel-based self-powered wearable sensor for health monitoring in harsh environments

Nano Research, Journal Year: 2024, Volume and Issue: 17(6), P. 5559 - 5568

Published: Jan. 15, 2024

Language: Английский

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Biopolymer and Biomimetic Techniques for Triboelectric Nanogenerators (TENGs)

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

Published: Aug. 6, 2024

Triboelectric nanogenerators (TENGs) play a crucial role in attaining sustainable energy for various wearable devices. Polymer materials are essential components of TENGs. Biopolymers suitable TENGs because their degradability, natural sourcing, and cost-effectiveness. Herein, the latest progress commonly used biopolymers well-designed biomimetic techniques TENG is summarized. The applications rubber, polysaccharides, protein-based biopolymers, other common synthetic technology summarized detail. Each biopolymer discussed based on its electrification capability, polarity variations, specific functionalities as active functional layers Important strategies related also to guide structural design TENG. In future, study triboelectric may focus exploring alternative candidates, enhancing charge density, expanding functionality. Various possible biopolymer-based proposed this review. By applying methods devices, fields healthcare, environmental monitoring, wearable/implantable electronics can be further promoted.

Language: Английский

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Sustainable materials systems for triboelectric nanogenerator

SusMat, Journal Year: 2024, Volume and Issue: unknown

Published: Oct. 22, 2024

Abstract Benefiting from the high sensitivity and electromechanical conversion efficiency, triboelectric nanogenerators (TENGs) are widely used in various fields of self‐powered sensing mechanical energy harvesting, which have great potential for application future smart Internet Things. The development sustainable materials with high‐performance has a vital impact on construction TENG devices that combine high‐output performance environmental friendliness, positive humanity. This review systematically comprehensively summarizes latest research work TENG's materials. First, an overall overview is provided based composition materials, including amino acids, polysaccharides, synthetic polymer, representative works further classified summarized detail. In addition, progress harvesting applications also summarized. Finally, overviews challenges current material, related outlooks offered corresponding strategies directions this field future.

Language: Английский

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Constructing robust and recyclable self-powered polysaccharide-based hydrogels by adjusting Zn²⁺/Li⁺ bimetallic networks

Green Chemistry, Journal Year: 2024, Volume and Issue: 26(8), P. 4609 - 4621

Published: Jan. 1, 2024

Self-powered polysaccharide-based hydrogels function as recyclable electrolytes and flexible sensing materials.

Language: Английский

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Recent Advances in Stretchable Hydrogels-Based Triboelectric Nanogenerators for On-Skin Electronics

Materials Chemistry Frontiers, Journal Year: 2024, Volume and Issue: unknown

Published: Jan. 1, 2024

This review summarizes the properties of stretchable hydrogels and their optimization for TENGs in on-skin electronics, highlighting applications addressing challenges related to durability user comfort.

Language: Английский

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Rapid Polymerization of Anti-Freezing Hydrogels Using a Lignin Sulfonate–Zn²⁺ Self-Catalytic System for Strain and Temperature Sensors

ACS Applied Polymer Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 2, 2025

Hydrogel electrolytes with antifreezing performance and excellent mechanical properties have become a research hotspot, but the general preparation process requires time energy consumption, limiting scope of applications. In this work, simple, universal, fast gelation based on sodium lignin sulfonate macromolecule–zinc ion (LS-Zn2+) self-catalytic system is developed. The catechol group LS can coordinate Zn2+ to form complexes accelerate establishment reversible oxidation–reduction, which promote rapid polymerization vinyl monomers by generating various free radicals (OH• 1O2). does not require any additional be completed within 5 min controlling mass fraction concentration or acids. strength preferred hydrogel electrolyte reach tensile stress 0.14 MPa under 1750% strain. possesses an conductivity 3.67 mS cm–1 at extreme temperatures as low −40 °C. sensor detect parts human body in wide temperature range stable output resistance signals. This work provides LS-Zn2+ method for multifunctional hydrogels.

Language: Английский

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A flexible multifunctional triboelectric nanogenerator based on bio-inspired nanocellulose/tannic acid@MXene-composited hydrogel for human healthcare

International Journal of Biological Macromolecules, Journal Year: 2025, Volume and Issue: unknown, P. 141261 - 141261

Published: Feb. 1, 2025

Language: Английский

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Cohesion Regulation of Polyphenol Cross‐Linked Hydrogel Adhesives: From Intrinsic Cross‐Link to Designs of Temporal Responsiveness

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

Published: Oct. 25, 2024

Abstract Polyphenol hydrogels have found widespread application in wound healing, bone repair, drug delivery, and biosensors due to their robust wet adhesion, high ductility, excellent self‐healing ability. However, these often exhibit low intrinsic cohesion, which limits overall adhesive strength. Enhancing cohesion is critical for improving both the adhesion mechanical properties of hydrogels, thereby expanding utility biomedical fields. This review begins by exploring strategies enhance polyphenol hydrogel adhesives, detailing modifications that act individually or synergistically. The importance temporally regulating emphasized accommodate various applications environmental conditions. Finally, this paper discusses remaining challenges regulation outlines prospects future research. It hoped comprehensive will provide new insights into development advanced polyphenolic adhesives contribute design “smart adhesives” increasingly complex needs applications.

Language: Английский

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