Advances in Self-powered Triboelectric Sensor toward Marine IoT

Nano Energy, Год журнала: 2024, Номер 122, С. 109316 - 109316

Опубликована: Янв. 20, 2024

Язык: Английский

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A Dual‐Functional Triboelectric Nanogenerator Based on the Comprehensive Integration and Synergetic Utilization of Triboelectrification, Electrostatic Induction, and Electrostatic Discharge to Achieve Alternating Current/Direct Current Convertible Outputs

Advanced Materials, Год журнала: 2022, Номер 35(7)

Опубликована: Ноя. 9, 2022

Traditional alternating current (AC) and direct (DC) triboelectric nanogenerators (TENGs), which are implemented via the pairwise coupling of triboelectrification, electrostatic induction, discharge, have been widely explored in various fields. In this work, comprehensive integration synergetic utilization discharge a single device for first time is realized, achieving dual-functional TENG (DF-TENG) to produce an AC/DC convertible output. Distinguishing from conventional TENGs, triboelectrification enables charge circulation between dielectric tribo-layers, while induction realizes transfer external circuit. This novel energy conversion mechanism has proven be applicable variety materials, including polymers, fabrics, semiconductors. The output mode DF-TENG can tuned by adjusting slider motion state, its constant power density reach 1.51 mA m-2 Hz-1 398 mW , respectively, highest records reported DC-TENGs date. work not only provides paradigm shift achieve output, but it also exhibits high potential extending design philosophy.

Язык: Английский

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Review of Flexible Wearable Sensor Devices for Biomedical Application

Micromachines, Год журнала: 2022, Номер 13(9), С. 1395 - 1395

Опубликована: Авг. 26, 2022

With the development of cross-fertilisation in various disciplines, flexible wearable sensing technologies have emerged, bringing together many such as biomedicine, materials science, control and communication technology. Over past few years, multiple types devices that are widely used for detection human physiological signals has proven strong biocompatibility a great potential further development. These include electronic skin patches, soft robots, bio-batteries, personalised medical devices. In this review, we present an updated overview emerging sensor biomedical applications comprehensive summary research progress sensors. First, describe selection fabrication their excellent electrochemical properties. We evaluate mechanisms by which these work, then categorise compare unique advantages variety from perspective vitro vivo sensing, well some exciting body. Finally, summarise opportunities challenges field

Язык: Английский

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Highly Stretchable and Stimulus-Free Self-Healing Hydrogels with Multiple Signal Detection Performance for Self-Powered Wearable Temperature Sensors

ACS Applied Materials & Interfaces, Год журнала: 2023, Номер 15(14), С. 18262 - 18271

Опубликована: Апрель 1, 2023

A flexible wearable temperature sensor is a novel electronic that can monitor real-time changes in human body variety of application scenarios and regarded as the "crown jewel" information collection technology. Although strain sensors based on hydrogels have excellent self-healing effects mechanical durability, their widespread still limited by external power sources. Herein, self-energizing hydrogel was developed embellishing cellulose nanocrystals (CNC) with poly(3,4-ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS). The resultant thermoelectrically conductive CNC then employed booster for poly(vinyl alcohol) (PVA)/borax hydrogels. obtained exhibit remarkable performance (92.57%) exceptional stretchability (989.60%). Additionally, capable accurately reliably identifying motion. Most importantly, it exhibits thermoelectric performance, generating stable reproducible voltages. It shows large Seebeck coefficient 1.31 mV k-1 at ambient temperatures. When subjected to difference 25 K, output voltage reaches 31.72 mV. CNC-PEDOT:PSS/PVA multifunctional self-healing, self-powering, sensing, which has potential be used preparation intelligent temperature-sensing devices.

Язык: Английский

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Applications of multifunctional triboelectric nanogenerator (TENG) devices: materials and prospects

Sustainable Energy & Fuels, Год журнала: 2023, Номер 7(16), С. 3796 - 3831

Опубликована: Янв. 1, 2023

A potential method for using the triboelectric effect to convert mechanical energy into electrical is nanogenerator (TENG).

Язык: Английский

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Triboelectric nanogenerators for wearable sensing applications: A system level analysis

Nano Energy, Год журнала: 2023, Номер 116, С. 108792 - 108792

Опубликована: Авг. 18, 2023

Wearable sensing is a rapidly expanding research area with significant future potential and impact, encompassing lifestyle, sports & fitness healthcare applications. The target of the next generation wearable technologies to be energy efficient, accurate, intelligent integrate seamlessly body as second skin. Triboelectric Nanogenerators (TENGs), which use static charging electrostatic induction convert movements into electrical pulses, are envisioned key addition wearables due their self-powered harvesting capabilities. TENGs offer high instantaneous outputs, low cost, flexibility comfort, presenting for autonomous maintenance free operation This paper provides comprehensive review on cutting-edge developments in TENG based systems. Herein, we present holistic system level assessment where analyse power functions well related management, signal acquisition, decision making, connectivity integration processes. drawbacks most critical challenges existing technology discussed, perspectives routes overcome them.

Язык: Английский

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The sealed bionic fishtail-structured TENG based on anticorrosive paint for ocean sensor systems

Nano Energy, Год журнала: 2023, Номер 108, С. 108210 - 108210

Опубликована: Янв. 16, 2023

Язык: Английский

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Self-strengthening and conductive cellulose composite hydrogel for high sensitivity strain sensor and flexible triboelectric nanogenerator

International Journal of Biological Macromolecules, Год журнала: 2023, Номер 248, С. 125900 - 125900

Опубликована: Июль 20, 2023

Язык: Английский

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Recent developments in 2D materials for energy harvesting applications

Journal of Physics Energy, Год журнала: 2023, Номер 5(3), С. 032001 - 032001

Опубликована: Март 27, 2023

Abstract The ever-increasing demand for energy as a result of the growing interest in applications, such Internet Things and wearable systems, etc, calls development self-sustained harvesting solutions. In this regard, 2D materials have sparked enormous recently, due to their outstanding properties, ultra-thin geometry, high electromechanical coupling, large surface area volume ratio, tunable band gap, transparency flexibility. This has given rise noteworthy advancements harvesters triboelectric nanogenerators (TENGs), piezoelectric (PENGs) photovoltaics based on materials. review introduces properties different including graphene, transition metal dichalcogenides, MXenes, black phosphorus, hexagonal boron nitride, metal-organic frameworks covalent-organic frameworks. A detailed discussion recent developments materials-based PENG, TENG photovoltaic devices is included. also considers performance enhancement mechanism importance harvesting. Finally, challenges future perspectives are laid out present research directions further extension harvesters.

Язык: Английский

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A Review on the Progress in Core‐Spun Yarns (CSYs) Based Textile TENGs for Real‐Time Energy Generation, Capture and Sensing

Advanced Science, Год журнала: 2023, Номер 10(29)

Опубликована: Авг. 21, 2023

Abstract This review is a critical analysis of the current state‐of‐the‐art in core spun yarn textile triboelectric nanogenerators (CSY‐T‐TENGs) for self‐powered smart sensing applications. The rapid expansion wireless communication, flexible conductive materials, and wearable electronics over last ten years now demanding autonomous energy, which has created new research space field T‐TENGs. Current exploring T‐TENGs made from CSYs as stable reliable energy harvesters devices modern IoT platforms. CSY‐TENGs are emerging an important technology due to its simple structure, low cost, excellent performance converting mechanical into electrical ability. paper provides on progress, it analyzes unique advantages conventional T‐TENGs, describes fabrication techniques discusses materials used along with their properties characteristics, highlights recent advancements integration self‐excitation circuits, charge storage IoT‐enabled applications, such environmental health monitoring. In conclusion, challenges future directions road map optimization, upscaling, commercialization technology.

Язык: Английский

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