An Overview of Flame‐Retardant Materials for Triboelectric Nanogenerators and Future Applications

Advanced Materials, Год журнала: 2025, Номер unknown

Опубликована: Янв. 21, 2025

Abstract Triboelectric nanogenerators (TENGs) have gained significant attention for ability to convert mechanical energy into electrical energy. As the applications of TENG devices expand, their safety and reliability becomes priority, particularly where there is risk fire or spontaneous combustion. Flame‐retardant materials can be employed address these concerns without compromising performance efficiency TENGs. The primary focus this review on flame‐retardant materials, including polymers, biomaterials, liquid aerogels, carbon‐based materials. fundamental properties are elucidated. characteristics each material type described, along with potential boost importance flame retardancy in advancing technology projected from its usage wearable electronics, self‐powered sensors, smart textiles. Current challenges such as compatibility, fabrication complexity, environmental addressed, proposed strategies overcoming them. This underscores significance strengthening functionality devices, paving way widespread adoption across various industries.

Язык: Английский

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

Materials Chemistry Frontiers, Год журнала: 2024, Номер unknown

Опубликована: Янв. 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.

Язык: Английский

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Wearable Photonic Artificial Throat for Silent Communication and Speech Recognition

ACS Applied Materials & Interfaces, Год журнала: 2025, Номер unknown

Опубликована: Фев. 7, 2025

Advocating for the voices of disabled, particularly through wearable artificial throats, has garnered significant attention recently. Such devices necessitate sensors with stretchability, high sensitivity, and excellent skin conformability. In this study, an intelligent photonic throat been developed. It features a sandwich-structured optical fiber sensor encapsulated in Dragon Skin 20, which elastic modulus similar to human tissue is integrated sensitivity-enhancing rings fabric enhanced wearability. With ultrafast response (response time: 10 ms, recovery 32 ms) sensitivity (1.92 μW/mN), it detects area vibrations muscle contractions, accurately identifying tones Mandarin, vowels, words, sentences English, achieving accurate bilingual detection. also distinguishes animal sounds (horse neighing cuckoo's call) pop songs when mounted on speakers. Furthermore, can detect subtle movements head neck, by combining nodding actions MORSE code, silent communication between individuals successfully achieved. Integrated advanced intelligence (AI) algorithm, recognizes (97.50%), vowel letters (97.00%), common words (98.00%) (96.52%), opening prospects biomedical applications, language education, speech recognition, motion monitoring, more.

Язык: Английский

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A natural clay-based Janus micro-nanosystem with ultra-temperature resistant piezoresistive sensing and self-switching fire warning for smart fire safety

Chemical Engineering Journal, Год журнала: 2025, Номер unknown, С. 159483 - 159483

Опубликована: Янв. 1, 2025

Язык: Английский

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Direct electron transfer and direct bioelectrocatalysis of sarcosine oxidase on Ti3C2Tx MXene hybrid interface

Emergent Materials, Год журнала: 2025, Номер unknown

Опубликована: Фев. 25, 2025

Язык: Английский

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Recent advances in MXene based intelligent sensing

Chemical Engineering Journal, Год журнала: 2024, Номер 500, С. 157305 - 157305

Опубликована: Ноя. 1, 2024

Язык: Английский

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Semi‐Interpenetrating Network Hydrogel Based on TA@MXene and Hydrogen Bonding Synergy for Pressure Sensing and Handwriting Recognition

Journal of Polymer Science, Год журнала: 2025, Номер unknown

Опубликована: Март 6, 2025

ABSTRACT To meet the diverse demands of smart electronic devices in contemporary convenience‐driven settings, development multifunctional sensors is crucial. However, producing reliable remains a significant challenge, limiting their widespread adoption across various application domains. In this study, novel hydrogel synthesized by incorporating antioxidant‐functionalized TA@MXene into polyacrylamide/carboxymethyl cellulose semi‐interpenetrating network via hydrogen bonding synergy. The exhibits remarkable properties, including outstanding stretchability (1377%), high toughness (60% compression), and strong adhesion (9.64 kPa). Additionally, it fulfills stringent requirements for wearable demonstrating excellent antifreeze performance (−20°C), broad sensing range (0%–600%), stability over 500 cycles. also shows superior monitoring human motion facial expressions, alongside exceptional pressure capabilities, accurately detecting weights from 5 to 200 g with sensitivity up 5.4 kPa −1 . Its durability validated through 100‐cycle tests. well‐suited applications, such as controlling light bulb functionality handwriting recognition, achieving recognition accuracy 93% when paired deep learning models. These results highlight hydrogel's potential applications electronics devices.

Язык: Английский

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Wearable Biomonitoring with 2D Carbon‐Based Nanocomposite Hydrogels

Advanced Physics Research, Год журнала: 2025, Номер unknown

Опубликована: Фев. 26, 2025

Abstract Wearable bioelectronics facilitates continuous and efficient monitoring of physiological data, providing real‐time insights personalized medical guidance. However, the reliance on rigid materials in many existing devices restricts flexibility comfort, hindering their seamless integration with soft, dynamic nature human tissue for prolonged on‐body use. 2D carbon‐based nanocomposite hydrogels, renowned tissue‐like elasticity softness, offer immense potential advancing wearable bioelectronics. This review explores synthesis methods performance optimization strategies these innovative materials. It categorizes reinforcement mechanisms nanomaterials, emphasizing improvements mechanical properties, electrical conductivity, multifunctionality. Additionally, it highlights diverse applications hydrogels discusses current challenges future opportunities into flexible bioelectronic devices.

Язык: Английский

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Flexible hydrogel triboelectric nanogenerator-based smart wristband for handwriting recognition with the assistance of deep learning

Nano Energy, Год журнала: 2025, Номер unknown, С. 111072 - 111072

Опубликована: Апрель 1, 2025

Язык: Английский

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Enhanced Mechanical Properties and Sensing Performance of MXene‐Based Dual‐Crosslinked Hydrogel via EGCG Coating and Dynamic Covalent Bond

Small, Год журнала: 2025, Номер unknown

Опубликована: Апрель 25, 2025

Abstract MXenes hold great promise for flexible sensors due to their outstanding electrical and mechanical properties. However, practical application in aqueous environments is often compromised by oxidation susceptibility. Here, epigallocatechin gallate (EGCG), a naturally derived compound introduced, as protective coating Ti₃C₂T x MXene nanosheets. The catechol groups EGCG form strong hydrogen bonds with MXene, significantly enhancing its resistance up 40 days. By incorporating EGCG‐coated (MXene@EGCG) dual‐crosslinked hybrid network, tough hydrogel exceptional properties, including enhanced compressibility (>95%), high compressive strength (5.43 MPa), minimal residual strain (<1%), rapid recovery within seconds developed. Furthermore, the exhibits superior sensing capabilities gauge factor exceeding 10 stretch of 3.72. This well‐designed structure also endows it low degree hysteresis sensing. In vitro experiments confirm biocompatibility, desired self‐adhesion utility platform. approach pioneers versatile transformative strategy stability engineerability, unlocking new possibilities fabricating high‐performance hydrogel‐based capable effectively dynamic strains, which may find broad applications fields multifunctional bioelectronics.

Язык: Английский

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