Chemical Communications, Год журнала: 2023, Номер 59(97), С. 14353 - 14369
Опубликована: Янв. 1, 2023
As an emerging functional material, liquid metal–hydrogel composites exhibit excellent biosafety, high electrical conductivity, tunable mechanical properties etc., providing a unique platform for wide range of flexible electronics applications.
Язык: Английский
Nature Electronics, Год журнала: 2023, Номер 7(1), С. 51 - 65
Опубликована: Дек. 14, 2023
Язык: Английский
Процитировано
206
Advanced Science, Год журнала: 2023, Номер 10(6)
Опубликована: Янв. 15, 2023
Room-temperature liquid metal (LM)-based electronics is expected to bring advancements in future soft owing its conductivity, conformability, stretchability, and biocompatibility. However, various difficulties arise when patterning LM because of rheological features such as fluidity surface tension. Numerous attempts are made overcome these difficulties, resulting LM-patterning methods. An appropriate choice method based on comprehensive understanding necessary fully utilize the unique properties. Therefore, authors aim provide thorough knowledge about methods properties for LM-based electronics. First, essential considerations investigated. Then, methods-serial-patterning, parallel-patterning, intermetallic bond-assisted patterning, molding/microfluidic injection-are categorized Finally, perspectives with provided. They include outstanding biocompatibility, permeability, restorability, recyclability. Also, they areas radio frequency electronics, robots, heterogeneous catalyst. devices permeate daily lives if aforementioned analyzed utilized.
Язык: Английский
Процитировано
67
ACS Nano, Год журнала: 2024, Номер 18(3), С. 2312 - 2324
Опубликована: Янв. 8, 2024
Stable outdoor wearable electronics are gaining attention due to challenges in sustaining consistent device performance outdoors, where sunlight exposure and user movement can disrupt operations. Currently, researchers have focused on integrating radiative coolers into devices for thermal management. However, these approaches often rely heat-vulnerable thermoplastic polymers strain-susceptible conductors that unsuitable electronics. Here, we introduce mechanically, electrically, thermally stable even when they stretched under address challenges. This achievement is realized by a polydimethylsiloxane nanofibrous cooler liquid metal fully device. The robust architecture of nanofibers, based their inherent properties as thermoset polymers, exhibits excellent cooling through high solar reflection emission. Additionally, laser-patterned possess ideal electronics, including strain-insensitivity, nonsmearing behavior, negligible contact resistance. As proof, developed integrated with electromechanically components accurately detect physiological signals harsh environments, light exposure, while up 30%. work highlights the potential development everyday capable reliable operation challenging external conditions, user-activity-induced stress exposure.
Язык: Английский
Процитировано
31
ACS Nano, Год журнала: 2024, Номер 18(5), С. 3969 - 3995
Опубликована: Янв. 25, 2024
Implantable chemical sensors built with flexible and biodegradable materials exhibit immense potential for seamless integration biological systems by matching the mechanical properties of soft tissues eliminating device retraction procedures. Compared conventional hospital-based blood tests, implantable have capability to achieve real-time monitoring high accuracy important biomarkers such as metabolites, neurotransmitters, proteins, offering valuable insights clinical applications. These innovative could provide essential information preventive diagnosis effective intervention. To date, despite extensive research on bioresorbable electronics, development has faced several challenges related design, resulting in only a limited number successful accomplishments. This review highlights recent advancements based materials, encompassing their sensing strategies, geometric configurations. The following discussions focus demonstrated detection various objects including ions, small molecules, few examples macromolecules using and/or sensors. Finally, we will present current explore future directions.
Язык: Английский
Процитировано
30
Advanced Functional Materials, Год журнала: 2025, Номер unknown
Опубликована: Янв. 21, 2025
Abstract Hydrogel‐based electrodes are widely used in electrophysiological monitoring for personal disease prevention and home‐based healthcare. However, limited by the hydrogels’ low toughness, poor adhesion, weak electrical stability, motion artifacts device detachments inevitable after long‐term, continuous monitoring. Herein, novel liquid metal@silk fibroin peptide (LM@SF) core‐shell particles, which shell SF not only facilitates core LM's dispersion but also stabilizes free radicals, designed to initiate situ formation of hydrogel while simultaneously enhancing its conductivity. As applied monitoring, can maintain both a stable physical interface transmission skin, thus promoting signal acquisition quality obviously even during exercise long‐term wearing. At last, portable flexible patch with small volume (70 × 35 2 mm) light weight (7 g) is developed achieve electrocardiogram (ECG) via wireless transmission, demonstrating high potentials telemedicine.
Язык: Английский
Процитировано
3
Advanced Materials, Год журнала: 2023, Номер 36(8)
Опубликована: Дек. 1, 2023
Abstract The advent of Internet Things and artificial intelligence era necessitates the advancement self‐powered electronics. However, prevalent multifunctional electronics still face great challenges in rigid electrodes, stacked layers, external power sources to restrict development flexible Here, a transparent, self‐healing, anti‐freezing (TSA) ionogel composed fluorine‐rich ionic liquid fluorocarbon elastomer, which is engineered for monolayered triboelectric nanogenerators (M‐TENG) electromagnetic energy‐based touch panels developed. Notably, TSA‐ionogel exhibits remarkable features including outstanding transparency (90%), robustness (253 K), impressive stretchability (600%), repetitive self‐healing capacity. resultant M‐TENG achieves significant output density (200 mW m −2 ) sustains operational stability beyond 1 year. Leveraging this performance, adeptly harnessed biomechanical energy harvesting, control interface, electroluminescent devices, enabling wireless over electrical appliances. Furthermore, harnessing Faraday's induction law exploiting human body's intrinsic antenna properties, seamlessly transforms into an autonomous epidermal panel. This panel offers impeccable input capabilities through word inscription participation Chinese game Go. Consequently, TSA‐ionogel's innovation holds potential reshape trajectory next‐generation profoundly revolutionize paradigm human–machine interaction.
Язык: Английский
Процитировано
41
Materials Chemistry Frontiers, Год журнала: 2023, Номер 7(16), С. 3278 - 3297
Опубликована: Янв. 1, 2023
A flexible sensor is a key part of intelligent wearable devices. The design micro–nano structured materials in sensors crucial. Therefore, the recent application devices summarized.
Язык: Английский
Процитировано
38
Advanced Functional Materials, Год журнала: 2023, Номер 33(36)
Опубликована: Май 11, 2023
Abstract Researchers are eagerly developing various stretchable conductors to fabricate devices for next‐generation electronics. Most of the major problems in electronics happen at connection between rigid and soft parts development reliable soldering material is a hurdle Though there attempts devise new processes integrating chips conductors, they still possess limitations such as mechanical stability, mass production, sophisticated processes, restricted candidates substrates. Here, this study presents room‐temperature universal sticker‐like process that can stretchably solder multiple spots once directly fabricates device an situ manner while target conductor installed on one's body. The developed research possesses high conductivity with unique freestanding feature enabling process. It be elongated when positioned chip conductor, demonstrating its extraordinary stretchability. expected simple but technique utilizing invented will allow integration functional highly advanced
Язык: Английский
Процитировано
33
International Journal of Smart and Nano Materials, Год журнала: 2023, Номер 14(4), С. 510 - 565
Опубликована: Сен. 27, 2023
The rapid evolution of flexible electronic devices promises to revolutionize numerous fields by expanding the applications smart devices. Nevertheless, despite this vast potential, reliability these innovative currently falls short, especially in light demanding operation environment and intrinsic challenges associated with their fabrication techniques. heterogeneity processes environments gives rise unique failure modes throughout devices' lifespan. To significantly enhance assure long-term performance, it is paramount comprehend underpinning mechanisms thoroughly, thereby enabling optimal design solutions. A myriad investigative efforts have been dedicated unravel mechanisms, utilizing a spectrum tools from analytical models, numerical methods, advanced characterization methods. This review delves into root causes device failure, scrutinizing both process environment. Next, We subsequently address across four commonly observed modes: strength fatigue interfacial electrical followed an overview targeted methods each mechanism. Concluding outlook, we spotlight ongoing promising directions for future research our pursuit highly resilient
Язык: Английский
Процитировано
32
Journal of Materials Chemistry C, Год журнала: 2023, Номер 11(38), С. 12807 - 12827
Опубликована: Янв. 1, 2023
Liquid metals (LM) have attracted tremendous attention in the last decade, especially fabrication of LM-based polymer composites (LMPCs), due to unique combination their metallic and fluidic properties.
Язык: Английский
Процитировано
29