Artificial Intelligence Meets Flexible Sensors: Emerging Smart Flexible Sensing Systems Driven by Machine Learning and Artificial Synapses

Nano-Micro Letters, Год журнала: 2023, Номер 16(1)

Опубликована: Ноя. 13, 2023

The recent wave of the artificial intelligence (AI) revolution has aroused unprecedented interest in intelligentialize human society. As an essential component that bridges physical world and digital signals, flexible sensors are evolving from a single sensing element to smarter system, which is capable highly efficient acquisition, analysis, even perception vast, multifaceted data. While challenging manual perspective, development intelligent been remarkably facilitated owing rapid advances brain-inspired AI innovations both algorithm (machine learning) framework (artificial synapses) level. This review presents progress emerging AI-driven, systems. basic concept machine learning synapses introduced. new enabling features induced by fusion comprehensively reviewed, significantly applications such as sensory systems, soft/humanoid robotics, activity monitoring. two most profound twenty-first century, deep incorporation technology holds tremendous potential for creating beings.

Язык: Английский

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Artificial Neuron Devices

Chemical Reviews, Год журнала: 2023, Номер 123(23), С. 13796 - 13865

Опубликована: Ноя. 17, 2023

Efforts to design devices emulating complex cognitive abilities and response processes of biological systems have long been a coveted goal. Recent advancements in flexible electronics, mirroring human tissue's mechanical properties, hold significant promise. Artificial neuron devices, hinging on artificial synapses, bioinspired sensors, actuators, are meticulously engineered mimic the systems. However, this field is its infancy, requiring substantial groundwork achieve autonomous with intelligent feedback, adaptability, tangible problem-solving capabilities. This review provides comprehensive overview recent devices. It starts fundamental principles synaptic explores sensory systems, integrating synapses sensors replicate all five senses. A systematic presentation nervous follows, designed emulate system functions. The also discusses potential applications outlines existing challenges, offering insights into future prospects. We aim for illuminate burgeoning inspiring further innovation captivating area research.

Язык: Английский

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A flexible artificial chemosensory neuronal synapse based on chemoreceptive ionogel-gated electrochemical transistor

Nature Communications, Год журнала: 2023, Номер 14(1)

Опубликована: Фев. 14, 2023

The human olfactory system comprises receptor neurons, projection and interneurons that perform remarkably sophisticated functions, including sensing, filtration, memorization, forgetting of chemical stimuli for perception. Developing an artificial can mimic these functions has proved to be challenging. Herein, inspired by the neuronal network inside glomerulus bulb, we present chemosensory synapse sense excitatory inhibitory neurotransmitter release in synapses between interneurons. proposed device is based on a flexible organic electrochemical transistor gated potential generated interaction gas molecules with ions chemoreceptive ionogel. combined use ionogel semiconductor channel allows long retentive memory response stimuli. Long-term memorization stimulus also erased applying electrical due ion dynamics chemoresponsive gate electrolyte. Applying simple design, were able synaptic system, which further advance development systems biomimetic applications.

Язык: Английский

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Self-powered high-sensitivity all-in-one vertical tribo-transistor device for multi-sensing-memory-computing

Nature Communications, Год журнала: 2022, Номер 13(1)

Опубликована: Дек. 23, 2022

Devices with sensing-memory-computing capability for the detection, recognition and memorization of real time sensory information could simplify data conversion, transmission, storage, operations between different blocks in conventional chips, which are invaluable sought-after to offer critical benefits accomplishing diverse functions, simple design, efficient computing simultaneously internet things (IOT) era. Here, we develop a self-powered vertical tribo-transistor (VTT) based on MXenes multi-sensing-memory-computing function multi-task emotion recognition, integrates triboelectric nanogenerator (TENG) transistor single device configuration organic field effect (VOFET). The tribo-potential is found be able tune ionic migration insulating layer Schottky barrier height at MXene/semiconductor interface, thus modulate conductive channel MXene drain electrode. Meanwhile, sensing sensitivity can significantly improved by 711 times over TENG device, VTT exhibits excellent function. Importantly, this function, multi-sensing integration multi-model constructed, improves accuracy up 94.05% reliability. This structure high sensitivity, efficiency accuracy, provides application prospects future human-mechanical interaction, IOT high-level intelligence.

Язык: Английский

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Soft, miniaturized, wireless olfactory interface for virtual reality

Nature Communications, Год журнала: 2023, Номер 14(1)

Опубликована: Май 9, 2023

Abstract Recent advances in virtual reality (VR) technologies accelerate the creation of a flawless 3D world to provide frontier social platform for human. Equally important traditional visual, auditory and tactile sensations, olfaction exerts both physiological psychological influences on humans. Here, we report concept skin-interfaced olfactory feedback systems with wirelessly, programmable capabilities based arrays flexible miniaturized odor generators (OGs) VR applications. By optimizing materials selection, design layout, power management, OGs exhibit outstanding device performance various aspects, from response rate, concentration control, long-term continuous operation, high mechanical/electrical stability low consumption. Representative demonstrations 4D movie watching, smell message delivery, medical treatment, human emotion control VR/AR online teaching prove great potential soft interface practical applications, including entertainment, education, machine interfaces so on.

Язык: Английский

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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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Liquid Metal–Polymer Conductor-Based Conformal Cyborg Devices

Chemical Reviews, Год журнала: 2024, Номер 124(5), С. 2081 - 2137

Опубликована: Фев. 23, 2024

Gallium-based liquid metal (LM) exhibits exceptional properties such as high conductivity and biocompatibility, rendering it highly valuable for the development of conformal bioelectronics. When combined with polymers, metal–polymer conductors (MPC) offer a versatile platform fabricating cyborg devices, enabling functions sensing, restoration, augmentation within human body. This review focuses on synthesis, fabrication, application MPC-based devices. The synthesis functional materials based LM fabrication techniques devices are elucidated. provides comprehensive overview encompassing their applications in sensing diverse signals, therapeutic interventions, augmentation. objective this is to serve resource that bridges gap between potential biomedical applications.

Язык: Английский

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Bio‐Inspired Sensory Receptors for Artificial‐Intelligence Perception

Advanced Materials, Год журнала: 2024, Номер unknown

Опубликована: Май 3, 2024

In the era of artificial intelligence (AI), there is a growing interest in replicating human sensory perception. Selective and sensitive bio-inspired receptors with synaptic plasticity have recently gained significant attention developing energy-efficient AI Various their applications perception are reviewed here. The critical challenges for future development outlined, emphasizing need innovative solutions to overcome hurdles sensor design, integration, scalability. can revolutionize various fields, including human-machine interaction, autonomous systems, medical diagnostics, environmental monitoring, industrial optimization, assistive technologies. As advancements sensing continue accelerate, promise creating more intelligent adaptive systems becomes increasingly attainable, marking step forward evolution human-like

Язык: Английский

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A pattern recognition artificial olfactory system based on human olfactory receptors and organic synaptic devices

Science Advances, Год журнала: 2024, Номер 10(21)

Опубликована: Май 23, 2024

Neuromorphic sensors, designed to emulate natural sensory systems, hold the promise of revolutionizing data extraction by facilitating rapid and energy-efficient analysis extensive datasets. However, a challenge lies in accurately distinguishing specific analytes within mixtures chemically similar compounds using existing neuromorphic chemical sensors. In this study, we present an artificial olfactory system (AOS), developed through integration human receptors (hORs) synapses. This AOS is engineered interfacing hOR-functionalized extended gate with organic synaptic device. The generates distinct patterns for odorants thereof, at molecular chain length level, attributed hOR-odorant binding affinities. approach enables precise pattern recognition via training inference simulations. These findings establish foundation development high-performance sensor platforms which are ideal applications wearable implantable devices.

Язык: Английский

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Strain‐Insensitive Self‐Powered Tactile Sensor Arrays Based on Intrinsically Stretchable and Patternable Ultrathin Conformal Wrinkled Graphene‐Elastomer Composite

Advanced Functional Materials, Год журнала: 2021, Номер 32(10)

Опубликована: Дек. 10, 2021

Abstract Tissue‐like intrinsically stretchable electronics have attracted ever‐increasing study attention in recent years as they can form intimate interfaces with skin, endowing devices monitoring tactile and physiological signals the negligibly constraining movement of human body. However, harsh mechanical deformation inevitably leads to degradation or even destroys electronic properties devices. Strain‐insensitive self‐powered triboelectric sensor arrays based on wafer‐scale patterned nanoscale thin conformal wrinkled graphene‐elastomer composite material are demonstrated here. By regulating wrinkle structure composite, stretchability performance be optimized. The fabrication process readily incorporated into photolithography shadow mask techniques without high temperature, annealing, etching, organic solvents operating. An semitransparent pressure array is created, which stretched 100% strain visible output degradation. theoretical modeling points out that unique key element attributes strain‐insensitive property device. This work offers an alternative approach for design novel graphene‐based soft

Язык: Английский

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