AIMC Topic: Muscles

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Muscle-inspired elasto-electromagnetic mechanism in autonomous insect robots.

Nature communications Jul 24, 2025
In nature, the dynamic contraction and relaxation of muscle in animals provide the essential force and deformation necessary for diverse locomotion, enabling them to navigate and overcome environmental challenges. However, most autonomous robotic sys...
Animals Robotics Biomimetics Locomotion Electromagnetic Phenomena Muscles Insecta Muscle Contraction
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A forward-engineered, muscle-driven soft robotic swimmer.

Science advances Jul 16, 2025
The field of biohybrid robotics focuses on using biological actuators to study the emergent properties of tissues and the locomotion of living organisms. On the basis of models of swimming at small size scales, we designed and fabricated a muscle-pow...
Muscles Motor Neurons Biomechanical Phenomena Swimming Animals Robotics Muscle Contraction
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Length Estimation of Pneumatic Artificial Muscle with Optical Fiber Sensor Using Machine Learning.

Sensors (Basel, Switzerland) Apr 1, 2025
A McKibben artificial muscle is a soft actuator driven by air pressure, characterized by its flexibility, lightweight design, and high power-to-weight ratio. We have developed a smart artificial muscle that is capable of sensing its motion. To enable...
Humans Equipment Design Optical Fibers Neural Networks, Computer Muscles Machine Learning
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Fast, variable stiffness-induced braided coiled artificial muscles.

Proceedings of the National Academy of Sciences of the United States of America Sep 30, 2024
Biomimetic actuation technologies with high muscle strokes, cycle rates, and work capacities are necessary for robotic systems. We present a muscle type that operates based on changes in muscle stiffness caused by volume expansion. This muscle is cre...
Robotics Biomimetics Muscles Muscle Contraction Humans Biomechanical Phenomena Muscle, Skeletal
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Multifunctional Magnetic Muscles for Soft Robotics.

Nature communications Sep 10, 2024
Despite recent advancements, artificial muscles have not yet been able to strike the right balance between exceptional mechanical properties and dexterous actuation abilities that are found in biological systems. Here, we present an artificial magnet...
Robotics Equipment Design Stress, Mechanical Biomechanical Phenomena Muscle, Skeletal Tensile Strength Muscles Magnetic Fields Magnetics Humans
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Passive wing deployment and retraction in beetles and flapping microrobots.

Nature Jul 31, 2024
Birds, bats and many insects can tuck their wings against their bodies when at rest and deploy them to power flight. Whereas birds and bats use well-developed pectoral and wing muscles, how insects control their wing deployment and retraction remains...
Female Muscles Male Reproducibility of Results Flight, Animal Biomechanical Phenomena Robotics Wings, Animal Animals Coleoptera
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High-performance electrically responsive artificial muscle materials for soft robot actuation.

Acta biomaterialia Jul 23, 2024
Traditional robotic devices are often bulky and rigid, making it difficult for them to adapt to the soft and complex shapes of the human body. In stark contrast, soft robots, as a burgeoning class of robotic technology, showcase exceptional flexibili...
Biomimetic Materials Muscles Humans Robotics
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Woven Fabric Muscle for Soft Wearable Robotic Application Using Two-Dimensional Zigzag Shape Memory Alloy Actuator.

Soft robotics May 7, 2024
In this study, we propose a fabric muscle based on the Zigzag Shape Memory Alloy (ZSMA) actuator. Soft wearable robots have been gaining attention due to their flexibility and the ability to provide significant power support to the user without hinde...
Equipment Design Alloys Muscles Humans Wearable Electronic Devices Robotics
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Machine learning reveals the control mechanics of an insect wing hinge.

Nature Apr 17, 2024
Insects constitute the most species-rich radiation of metazoa, a success that is due to the evolution of active flight. Unlike pterosaurs, birds and bats, the wings of insects did not evolve from legs, but are novel structures that are attached to th...
Wings, Animal Animals Muscles Female Neural Networks, Computer Drosophila melanogaster Robotics Flight, Animal Calcium Machine Learning Biomechanical Phenomena Movement
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A deep learning approach for fast muscle water T2 mapping with subject specific fat T2 calibration from multi-spin-echo acquisitions.

Scientific reports Apr 8, 2024
This work presents a deep learning approach for rapid and accurate muscle water T with subject-specific fat T calibration using multi-spin-echo acquisitions. This method addresses the computational limitations of conventional bi-component Extended Ph...
Phantoms, Imaging Muscles Algorithms Image Processing, Computer-Assisted Brain Magnetic Resonance Imaging Deep Learning Calibration Water
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