Articles tagged with Magnetic Actuators
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The Hong Kong Polytechnic University has developed soft magnetorheological textiles with programmable control and flexibility. These innovative materials overcome traditional drawbacks of heavy magnetic powders and health risks, enabling precise intelligent modulation for various applications.
A team of researchers has developed a tiny, spider-inspired robot that can navigate the digestive system with ease, delivering therapy precisely where it's needed. The soft robot overcomes challenges faced by traditional endoscopes, showcasing its adaptability in traversing complex environments.
Researchers develop novel dual-laser method to create adaptive, shape-locking devices. The material integrates a shape-memory polymer skeleton with magnetic microcapsules, allowing for 'writing' and 'bending' of instructions and shapes in situ.
A polymer 'Chinese lantern' structure can snap into multiple curved shapes, controlled by a magnetic field. Researchers developed a mathematical model to program the shape and energy release, enabling diverse applications such as non-invasive grippers and filter systems.
Researchers developed an alginate-based microrobot that can be tracked using Magnetic Particle Imaging (MPI) and performs real-time localization, selective thermal therapy, and cell delivery. The robot is powered by a single magnetic actuation system independent of conventional medical imaging devices.
Researchers at Northwestern University developed a new wearable device that can apply precise movements to mimic the complexity of human touch. The device creates a sophisticated variety of haptic sensations, including vibrations, stretching, pressure, and twisting, allowing for more nuanced and realistic tactile feedback.
A Northwestern University-led team developed a new haptic patch that delivers various complex sensations, including vibrations and twisting. The device has potential applications in gaming, virtual reality, healthcare, and sensory substitution, offering more realistic sensory experiences.
Scientists at the Max Planck Institute developed hexagon-shaped robotic components that can be snapped together into high-speed robots with rearrangeable capabilities. The modules feature artificial muscles and magnets for quick connections, enabling rapid changes in geometry and motion.
A new invention at TU Wien has created a method to dampen vibrations in precision devices such as high-performance astronomical telescopes. The technology uses electropermanent magnets, which are permanent magnets with a coil, to suppress vibrations efficiently and increase performance.
Researchers have developed a method to create and repurpose artificial hairs with magnetic properties, enabling the control of motion at room temperature. The technique involves programming and reprogramming the magnetization of the magnetic particles in the cilia, allowing for changes in their behavior.
The Lehigh University Plasma Control Group is working on advanced controls and machine learning to improve plasma dynamics simulation capabilities and stabilize superheated gases in future reactors. The goal is to address technological issues with ITER and FPP, ensuring safe and controllable operation.
Researchers at City University of Hong Kong developed a wireless, soft e-skin for interactive touch communication in the virtual world. The e-skin can detect and deliver the sense of touch, enabling one-to-multiuser interaction and overcoming the limitations of space and distance.
Researchers have improved a magnetostrictive material that can withstand extremely low temperatures and is suitable for use in space. The compound, which includes terbium and iron, exhibits high magnetostriction values even at liquid nitrogen temperatures, making it ideal for controlling the position of space telescopes.
The system designs and 3-D prints complex robotic parts called actuators that are optimized according to an enormous number of specifications. It demonstrates the ability to fabricate actuators showing different images at different angles, such as Vincent van Gogh and Edvard Munch portraits.
The NSF grant aims to improve the properties of magnetic shape-memory alloys, enabling efficient and economical production of magnetic actuators used in various industries. The researchers will use binder jet printing to enhance the microstructure and properties of these alloys.
A team of German researchers has developed a way to use microbubbles to power micro-robots wirelessly, offering multiple advantages over previous techniques. The approach allows for individual addressing, no on-board electronics, and scalability to sub-millimeter size.
Using miniature EPMs, researchers achieved forces up to 70 nN and displacement velocities up to 300 μm/s on water droplets. The study has potential applications in single cell manipulation and analysis using droplet microfluidics.
Researchers at Temple University and the University of Maryland have discovered a new class of non-Joulian magnets that expand their volume when placed in a magnetic field. These magnets can generate negligible amounts of wasteful heat during energy harvesting, making them ideal for creating compact omnidirectional actuators.