Artificial Neuron Devices

Chemical Reviews, Journal Year: 2023, Volume and Issue: 123(23), P. 13796 - 13865

Published: Nov. 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.

Language: Английский

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3D printing of magneto-active smart materials for advanced actuators and soft robotics applications

European Polymer Journal, Journal Year: 2024, Volume and Issue: 205, P. 112718 - 112718

Published: Jan. 2, 2024

In the contemporary era, novel manufacturing technologies like additive (AM) have revolutionized different engineering sectors including biomedical, aerospace, electronics, etc. Four-dimensional (4D) printing aka AM of smart materials is gaining popularity among scientific community, which has excellent ability to make soft structures such as robots, actuators, and grippers. These are developed by applying various stimuli pH, temperature, magnetic field, many combinations onto materials. Stimuli in 3D permit shape-morphing behaviors bending, twisting, folding, swelling, rolling, shrinking, origami, or locomotion. A wide variety can be fabricated through incorporation hard particles into resulting magneto-active (MASMs). With this integration, magneto-thermal coupling actuation allows diverse magneto-deformations, facilitating development personalized devices that capable enhanced deformation. review, guidelines provided on for MASMs polymers (MAPs), composites, hydrogels (MAHs) booming flexible wearable biomimetic devices. Moreover, 3D-printed robotics an outstanding capacity adapt complicated situations advanced actuating applications. Finally, some current challenges emerging areas exciting technology been proposed. Lastly, it anticipated technological advancements developing intelligent will a significant impact design real-world

Language: Английский

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Multimodal Soft Robotic Actuation and Locomotion

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(19)

Published: Feb. 2, 2024

Diverse and adaptable modes of complex motion observed at different scales in living creatures are challenging to reproduce robotic systems. Achieving dexterous movement conventional robots can be difficult due the many limitations applying rigid materials. Robots based on soft materials inherently deformable, compliant, adaptable, adjustable, making robotics conducive creating machines with complicated actuation gaits. This review examines mechanisms modalities deformation that respond various stimuli. Then, strategies composite considered build toward actuators combine multiple for sophisticated movements. Examples across literature illustrate development as free-moving, entirely soft-bodied locomotion gaits via careful manipulation external The further highlights how application functional into components enhances their locomotive abilities. Finally, taking advantage shape-morphing properties materials, reconfigurable have shown capacity adaptive enable transition environments optimal efficiency. Overall, varied multimodal robots, positioning make real-world applications intricate tasks.

Language: Английский

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Advanced Flexible Sensing Technologies for Soft Robots

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(29)

Published: April 15, 2024

Abstract Soft robots have recently attracted increasing interest due to their advantages in durability, flexibility, and deformability, which enable them adapt unstructured environments perform various complex tasks. Perception is crucial for soft robots. To better mimic biological systems, sensors need be integrated into robotic systems obtain both proprioceptive external perception effective usage. This review summarizes the latest advancements flexible sensing feedback technologies applications. It begins with an introduction development of robots, followed by in‐depth exploration smart materials advanced manufacturing methods. A detailed description modalities methodologies also included illustrate continuous breakthrough technology. In addition, applications based on these are concluded as well. The challenges promising solutions finally discussed analyzed provide a prospect future development. By examining recent advances intelligent technologies, this dedicated highlighting potential robotics motivating innovation within field.

Language: Английский

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Skin‐Inspired Multi‐Modal Mechanoreceptors for Dynamic Haptic Exploration

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(21)

Published: Feb. 16, 2024

Abstract Active sensing is a fundamental aspect of human and animal interactions with the environment, providing essential information about hardness, texture, tackiness objects. This ability stems from presence diverse mechanoreceptors in skin, capable detecting wide range stimuli sensorimotor control biological mechanisms. In contrast, existing tactile sensors for robotic applications typically excel identifying only limited types information, lacking versatility requisite strategies to extract proactively. Here, inspired by haptic perception, skin‐inspired artificial 3D mechanoreceptor (SENS) multiple mechanical developed bridge action closed‐loop system dynamic exploration. A tensor‐based non‐linear theoretical model established characterize deformation (e.g., tensile, compressive, shear deformation) SENS, guidance design optimization multimode properties high fidelity. Based on recognizing objects improved accuracy (≈96%) further demonstrated. exploration approach shows promise such as autonomous learning, healthcare, space deep‐sea

Language: Английский

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Polymer ionogels and their application in flexible ionic devices

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

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Hydrogels in Soft Robotics: Past, Present, and Future

ACS Nano, Journal Year: 2024, Volume and Issue: 18(32), P. 20817 - 20826

Published: Aug. 5, 2024

The rise of soft robotics in recent years has motivated significant developments smart materials (and vice versa), as these allow for more compact robotic designs thanks to the embodied intelligence that they provide. Hydrogels have long been postulated one potential candidates be used due their softness, elasticity, and properties can tuned with nanomaterials. However, nowadays represent only a small percentage field. In this perspective, drawbacks hindered utilization so far are analyzed well current state hydrogel-based actuators, sensors, manufacturing possibilities. future improvements need made achieve real application hydrogels also discussed.

Language: Английский

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Recent advances in multimodal sensing integration and decoupling strategies for tactile perception

Materials Futures, Journal Year: 2024, Volume and Issue: 3(2), P. 022501 - 022501

Published: March 6, 2024

Abstract Human skin perceives external environmental stimulus by the synergies between subcutaneous tactile corpuscles. Soft electronics with multiple sensing capabilities mimicking function of human are significance in health monitoring and artificial sensation. The last decade has witnessed unprecedented development convergence multimodal devices soft bioelectronics. Despite these advances, traditional flexible achieve for pressure, strain, temperature, humidity integrating monomodal together. This strategy results high energy consumption, limited integration, complex manufacturing process. Various sensors crosstalk-free mechanisms have been proposed to bridge gap natural sensory system perceptual system. In this review, we provide a comprehensive summary mechanism, integration design principles, signal-decoupling strategies, current applications perception. Finally, highlight challenges present future perspectives promote

Language: Английский

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Wearable and Implantable Soft Robots

Chemical Reviews, Journal Year: 2024, Volume and Issue: 124(20), P. 11585 - 11636

Published: Oct. 11, 2024

Soft robotics presents innovative solutions across different scales. The flexibility and mechanical characteristics of soft robots make them particularly appealing for wearable implantable applications. scale level invasiveness required depend on the extent human interaction. This review provides a comprehensive overview robots, including applications in rehabilitation, assistance, organ simulation, surgical tools, therapy. We discuss challenges such as complexity fabrication processes, integration responsive materials, need robust control strategies, while focusing advances actuation sensing mechanisms, techniques. Finally, we future outlook, highlighting key proposing potential solutions.

Language: Английский

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Leech‐Inspired Amphibious Soft Robot Driven by High‐Voltage Triboelectricity

Advanced Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 7, 2025

Abstract Leech locomotion, characterized by alternating sucker attachment and body contraction provides high adaptability stability on complex terrains. Herein, a leech‐inspired triboelectric soft robot is proposed for the first time, capable of amphibious movement, climbing, load‐carrying crawling. A high‐performance bionic system developed to drive control electro‐responsive robots. Its core components include: i) (LSR) made from segmented dielectric elastomer muscles. ii) The produces anisotropic frictional forces. iii) multi‐channel high‐voltage output nanogenerator (HDC‐TENG) effectively drives LSR. iv) unit adapted HDC‐TENG enables flexible LSR control. Using scalable structure muscles achieve maximum crawling speed 0.39 lengths per minute land (45 mm min −1 ) 0.22 in liquid (30.5 ). It can also carry payload 11.55 grams acrylic while This research sustainable promising new solution self‐powered energy sources suitable

Language: Английский

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