A Human‐Computer Interaction Strategy for An FPGA Platform Boosted Integrated “Perception‐Memory” System Based on Electronic Tattoos and Memristors

Advanced Science, Год журнала: 2024, Номер 11(39)

Опубликована: Июль 24, 2024

The integrated "perception-memory" system is receiving increasing attention due to its crucial applications in humanoid robots, as well the simulation of human retina and brain. Here, a Field Programmable Gate Array (FPGA) platform-boosted that enables sensing, recognition, memory for human-computer interaction reported by combination ultra-thin Ag/Al/Paster-based electronic tattoos (AAP) Tantalum Oxide/Indium Gallium Zinc Oxide (Ta

Язык: Английский

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Integrated triboelectric self-powering and piezoresistive self-sensing cementitious composites for intelligent civil infrastructure

Nano Energy, Год журнала: 2025, Номер 135, С. 110656 - 110656

Опубликована: Янв. 9, 2025

Язык: Английский

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A Flexible-Integrated Multimodal Hydrogel-Based Sensing Patch

Nano-Micro Letters, Год журнала: 2025, Номер 17(1)

Опубликована: Фев. 21, 2025

Abstract Sleep monitoring is an important part of health management because sleep quality crucial for restoration human health. However, current commercial products polysomnography are cumbersome with connecting wires and state-of-the-art flexible sensors still interferential being attached to the body. Herein, we develop a flexible-integrated multimodal sensing patch based on hydrogel its application in unconstraint monitoring. The comprises bottom hydrogel-based dual-mode pressure–temperature layer top electrospun nanofiber-based non-contact detection as one integrated device. core substrate exhibits strong toughness water retention, temperature, pressure, proximity realized different mechanisms no crosstalk interference. function verified simulated real-world scenario by robotic hand grasping objects validate practicability. Multiple patches locations pillow assembled intelligent Versatile human–pillow interaction information well their evolution over time acquired analyzed one-dimensional convolutional neural network. Track head movement recognition bad patterns that may lead poor achieved, which provides promising approach

Язык: Английский

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Advances in Wearable Nanomaterial-Based Sensors for Environmental and Health Monitoring: A Comprehensive Review

Journal of environmental chemical engineering, Год журнала: 2025, Номер unknown, С. 115788 - 115788

Опубликована: Фев. 1, 2025

Язык: Английский

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Fringing‐Effect‐Based Capacitive Proximity Sensors

Advanced Functional Materials, Год журнала: 2024, Номер 34(51)

Опубликована: Авг. 28, 2024

Abstract Proximity sensing technology, which can obtain information without physical contact, has become an ideal choice in scenarios where contact is not feasible. Despite substantial advancements tactile sensing, proximity technology still holds great potential and yet to be fully developed. Among numerous technologies, the fringing‐effect‐based capacitive sensor (FE‐CPS) garnered considerable attention due its low cost, power consumption, wide range, flexible versatile structural design. However, research on FE‐CPS formed a complete system, development intellectualization are their infancy, urgently requiring systematic review advance development. This paper systematically summarizes recent advances FE‐CPS, from basic theory practical applications. The working principle typical structure of first introduced, followed by discussion methods for optimizing device performance. Furthermore, application intelligent pre‐alarm systems, control material perception systems reviewed. Finally, future challenges faced prospected.

Язык: Английский

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A direct written strain-insensitive temperature sensor based on a multi-polygonal structure for human temperature monitoring

Nano Energy, Год журнала: 2024, Номер 131, С. 110199 - 110199

Опубликована: Сен. 4, 2024

Язык: Английский

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Multifunctional Strain/Pressure Sensor Based on Ag@Polydopamine Nanohybrid Methacrylamide Chitosan/Polyacrylamide Hydrogel for Healthcare Monitoring

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

Опубликована: Фев. 2, 2025

Hydrogels have emerged as promising candidates for flexible sensors due to their softness, biocompatibility, and tunable physicochemical properties. However, achieving synchronous satisfaction of conformality, conductivity, diverse biological functions in hydrogel remains a challenge. Here, we proposed multifunctional sensor by incorporating silver-loaded polydopamine nanoparticles (Ag@PDA) into thermally cross-linked methacrylamide chitosan (CSMA) acrylamide network, namely, Ag@PDA/(CSMA-PAM). The Ag@PDA/(CSMA-PAM) showed the capability respond effectively both strain pressure, enabling its independent application either or pressure sensor. sensitivity can reach 2.13 within range 65 150%, exhibiting response recovery time 550 ms when utilized In contrast, was 0.07 kPa-1 during pressures ranging from 0 2.15 kPa, with 136 employed Additionally, demonstrated high linearity (0.998 0.98 pressure), stable cycling ability (500 cycles), low detection limit (0.5% 150 Pa pressure). Moreover, exhibited good stability reliability variety practical applications, including subtle large deformations, well real-time physiological activity monitoring. Further, owing bioactive components Ag@PDA present hydrogel, satisfactory biocompatibility along excellent antioxidant antibacterial activities, making it highly applications wearable personalized healthcare.

Язык: Английский

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Morphological-engineering-based capacitive tactile sensors

Applied Physics Reviews, Год журнала: 2025, Номер 12(1)

Опубликована: Фев. 12, 2025

Capacitive tactile sensors have garnered significant attention due to their simple structure, temperature independence, and wide applicability. However, with the continuous evolution of intellectualization process, developing that can compare or even surpass sensing ability human skin remains a challenge. Consequently, various strategies aimed at enhancing performance emerged, introduction morphological structures into active layer being most effective. In light this, capacitive based on structure designs gained favor among researchers, gradually forming “hundred schools thought contend” trend. Nevertheless, processes applicability yet form complete system, development intelligence morphological-engineering-based reached bottleneck stage, requiring comprehensive systematic review provide inspiration for breakthroughs. This delves deeply impact device provides overview applicability, advantages, disadvantages fabrication technologies derived from these structures. Finally, progress in advanced intelligent systems is summarized, challenges prospects faced this emerging field are envisioned.

Язык: Английский

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Intelligent Robotic Sensory System with Epidermis‐Dermis Bionic Electronic Skin for Autonomous Hardness/Softness‐Based Material Perception

Advanced Functional Materials, Год журнала: 2025, Номер unknown

Опубликована: Март 24, 2025

Abstract Traditional electronic skin (e‐skin), due to the lack of human‐skin‐like complex sensitive structures and their derived autonomous perception decision‐making capabilities tactile nervous system, makes it difficult achieve performance deep‐level intelligence comparable human skin. Herein, a soft/hardware‐synergy‐motivated epidermis‐dermis bionic (EDB) e‐skin is proposed, inspired by interlaced papillary projections between epidermis dermis. Benefiting from interlocked microdome iontronic effect, EDB exhibits maximum sensitivity 1558.3 kPa −1 (<1 kPa), low limit detection <0.01 Pa, fast response/recovery time <5.6 ms. In addition, feasibility hardness/softness‐based material technology verified through test results COMSOL finite element analysis. Further, after being equipped with “tactile system”, that is, hardware functional modules terminal artificial neural networks, an intelligent robotic sensory system integrated fingertips developed. With single touch, this can autonomously in real‐time perceive different materials, achieving abilities those humans.

Язык: Английский

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Multifunctional all‐nanofiber cloth integrating personal health monitoring and thermal regulation capabilities

InfoMat, Год журнала: 2024, Номер unknown

Опубликована: Сен. 26, 2024

Abstract Frequent heat waves and cold spells pose threats to human survival. Herein, we develop a multifunctional all‐nanofiber cloth with physiological signal monitoring personal thermal management capabilities through facile fiber electrospinning ink printing techniques. The double‐sided fabric mat of thick carbon nanotube network high solar absorption on top thermoplastic polyurethane nanofiber substrate reflectivity mid‐infrared emissivity offers contrary effect heating or cooling by opposite wearing mode. integrated strain temperature sensors for health status evaluation signals respiration body temperature. By T‐shirt tailored the developed electronic cloth, wearer's skin can be actively regulated 5.4°C warming 3.0°C in hot environments compared normal clothing, respectively. This platform inspire further studies wearable permeable electronics. image

Язык: Английский

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