Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 490, P. 151523 - 151523
Published: April 23, 2024
Language: Английский
Nano-Micro Letters, Journal Year: 2024, Volume and Issue: 16(1)
Published: April 15, 2024
With the diversified development of big data, detection and precision guidance technologies, electromagnetic (EM) functional materials devices serving multiple spectrums have become a hot topic. Exploring multispectral response is challenging meaningful scientific question. In this study, MXene/TiO
Language: Английский
Citations
73
Nano Letters, Journal Year: 2024, Volume and Issue: 24(13), P. 4002 - 4011
Published: March 25, 2024
Empowering robots with tactile perception and even thinking as well judgment capabilities similar to those of humans is an inevitable path for the development future robots. Here, we propose a biomimetic electronic skin (BES) that truly serves applies achieve superior dynamic-static material cognition functionalities. First, microstructured triboelectric piezoresistive layers are fabricated by facile template method followed selected self-polymerization treatment, enabling BES high sensitivity wide detection range. Further, through laminated-independent parts perceiving dynamic static pressures simultaneously, capable supporting robot hand monitor entire process during object grasping. Most importantly, further combining neural network model, intelligent system constructed real-time species via one touch under arbitrary pressures, which goes beyond human ability.
Language: Английский
Citations
65
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
Citations
59
Advanced Science, Journal Year: 2023, Volume and Issue: 11(3)
Published: Nov. 29, 2023
Abstract Developing electronic skins (e‐skins) that are comparable to or even beyond human tactile perception holds significant importance in advancing the process of intellectualization. In this context, a machine‐learning‐motivated micropyramid array bimodal (MAB) e‐skin based on capacitive sensing is reported, which enables spatial mapping applications (proximity and pressure) implemented via fringing iontronic effects, such as contactless measurement 3D objects contact recognition Braille letters. Benefiting from effect single‐micropyramid structure, MAB pressure mode yields impressive features: maximum sensitivity 655.3 kPa −1 (below 0.5 kPa), linear 327.9 (0.5–15 an ultralow limit detection 0.2 Pa. With assistance multilayer perceptron convolutional neural network, can accurately perceive 6 materials 10 surface shapes training learning using collected datasets proximity modes, thus allowing it achieve precise different within one proximity‐pressure cycle. The development opens new avenue for robotic skin expansion advanced applications.
Language: Английский
Citations
50
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(40)
Published: May 6, 2024
Abstract The conventional medical assistive strategy for wearable devices involves sensing physiological signals and subsequent analysis while it lacks the capability visual interaction often necessitates use of additional bulky display. Herein, a perceptual based on electroluminescent triboelectric 3D stacked device (ETD) is proposed to address current issues. ETD utilizes bottom sensor tactile information, which processed analyzed, ultimately triggering selective illumination top array through external power circuitry. possesses generate 100 V with 1.5 cm 2 stable ability at 30 drive voltage. Based outstanding features ETD, two assistance scenarios are explored. I) captures signals, such as pulse rate, respiratory special joint flexion, in situ displays corresponding effectively assisting patients/elders self‐monitoring. II) A bidirectional interactive telemedicine system utilizing ETDs implemented, not only gathers real‐time activity status from but also realizes that remote physician assesses safety assessment results wirelessly back‐communicated enabling advice.
Language: Английский
Citations
41
Advanced Science, Journal Year: 2024, Volume and Issue: 11(18)
Published: March 9, 2024
Abstract Real‐time telemedicine detection can solve the problem of shortage public medical resources caused by coming aging society. However, development such an integrated monitoring system is hampered need for high‐performance sensors and strict‐requirement long‐distance signal transmission reproduction. Here, a bionic crack‐spring fiber sensor (CSFS) inspired spider leg cirrus whiskers stretchable weavable electronics reported. Trans‐scale conductive percolation networks multilayer graphene around surface outer spring‐like Polyethylene terephthalate (PET) fibers printing Ag enable high sensitivity 28475.6 broad sensing range over 250%. The electromechanical changes in different stretching stages are simulated Comsol to explain response mechanism. CSFS incorporated into fabric realized human‐machine interactions (HMIs) robot control. Furthermore, 5G Narrowband Internet Things (NB‐IoT) developed human healthcare data collection, transmission, reproduction together with integration CSFS, illustrating huge potential approach human–machine communication interfaces intelligent rehabilitation diagnosis monitoring.
Language: Английский
Citations
35
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(34)
Published: March 20, 2024
Abstract The application of gel wearable sensors in aquatic environments is very promising, however, the preparation underwater with excellent anti‐swelling properties and sensing performance remains a great challenge. In this paper, solvent exchange strategy proposed to fabricate an gel, which hydrophobic segments are induced gather microphase separation occurs inside gel. prepared possesses (swelling ratio 4.79%), good mechanical (tensile strain 712%), high sensitivity (GF = 1.07), linearity (R 2 0.998, 0 70% range). Moreover, it can achieve stability (more than 90 days) fatigue resistance (1000 cycles at 50% strain) as sensor. Therefore, designed be utilized for monitoring human motion information, distress smart alarms, revealing potential field sensors.
Language: Английский
Citations
31
Advanced Materials, Journal Year: 2024, Volume and Issue: 36(35)
Published: July 5, 2024
Touch control intention recognition is an important direction for the future development of human-machine interactions (HMIs). However, implementation parallel-sensing functional modules generally requires a combination different logical blocks and circuits, which results in regional redundancy, redundant data, low efficiency. Here, location-and-pressure intelligent tactile sensor (LPI sensor) unprecedentedly combined with sensing, computing, logic proposed, enabling efficient ultrahigh-resolution action-intention interaction. The LPI eliminates need data transfer among units through core integration design layered structure. It actuates in-sensor perception feature transmission, fusion, differentiation, thereby revolutionizing traditional von Neumann architecture. While greatly simplifying dimensionality, achieves outstanding resolution sensing both location (<400 µm) pressure (75 Pa). Synchronous fusion decoding support high-fidelity action combinatorial intentions. Benefiting from synergy, demonstrates robust privacy as encrypted password device interaction intelligence enhancement. can recognize continuous touch actions real time, map intentions to target events, promote accurate intention-driven HMIs.
Language: Английский
Citations
30
Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 488, P. 151049 - 151049
Published: April 6, 2024
Language: Английский
Citations
24
SmartMat, Journal Year: 2024, Volume and Issue: 5(2)
Published: Jan. 2, 2024
Abstract Polymer ionogel (PIG) is a new type of flexible, stretchable, and ion‐conductive material, which generally consists two components (polymer matrix materials ionic liquids/deep eutectic solvents). More more attention has been received owing to its excellent properties, such as nonvolatility, good conductivity, thermal stability, high electrochemical transparency. In this review, the latest research developments PIGs are comprehensively reviewed according different polymer matrices. Particularly, development novel structural designs, preparation methods, basic their advantages respectively summarized. Furthermore, typical applications in flexible skin, electrochromic devices, actuators, power supplies reviewed. The working mechanism, device structure design strategies, unique functions PIG‐based devices briefly introduced. Finally, perspectives on current challenges future directions application discussed.
Language: Английский
Citations
19