Articles tagged with Microrobots
Microbots are controlled using individual magnetic fields from an array of tiny planar coils, allowing for independent movement and cooperative manipulation tasks. This technology aims to enhance manufacturing and biomedical research applications.
Scientists at the University of California, San Diego have developed a new method to build microscopic robots with complex shapes and functionalities. The researchers created microfish-shaped microrobots that can swim efficiently in liquids, are chemically powered by hydrogen peroxide, and magnetically controlled.
Researchers develop microrobots that can navigate in the bloodstream and clear blockages, offering a new treatment option for chronic total occlusion. The technology has the potential to be up to 90% successful and shorten recovery time.
Researchers at Iowa State University developed micro-tentacles that allow tiny robots to safely handle delicate objects. The spiraling tentacles can bend up to a two-turn coiling action, enabling the robots to grasp and manipulate small objects with precision.
Researchers have developed sperm-inspired microrobots that can be controlled by oscillating weak magnetic fields, enabling applications such as targeted drug delivery and in vitro fertilization. The robots consist of a head coated in a thick cobalt-nickel layer and an uncoated tail, propelled forward by magnetic torque.
Researchers created a jumping robot that mimics the water strider's ability, allowing it to leap over obstacles and move at high speeds. The microrobot's design uses porous nickel foam to fabricate its legs, enabling it to jump more than twice its own length and weigh as much as 1,100 water striders.
Harvard researchers develop a new technique inspired by pop-up books and origami to mass-produce microrobots and electromechanical devices. The method uses layered and folding processes to create complex structures with flexible hinges.
Scientists develop aquatic microrobot that stands effortlessly on water surfaces, walking and turning freely. The robot incorporates improvements over previous devices, making it a prime candidate for military spy missions and water pollution monitoring.
The National Institute of Standards and Technology (NIST) hosted three robotics competitions to prove advanced robotics and microrobotics technologies. The Virtual Manufacturing Automation Competition and Mobile Microrobotics Challenge evaluated teams' ability to assemble components and navigate microbots, respectively.
Researchers at Harvard University developed a millionth-scale automobile differential for minuscule aerial robots. The PARITy differential generates torques up to 10 million times smaller than in a car, allowing the robots to balance aerodynamic forces and navigate unpredictable environments.
Researchers at the University of Washington have developed an insect-like robot with hundreds of tiny legs, excelling in its ability to carry heavy loads and move in any direction. The robot's microchip and feet are heated by electrical currents, allowing it to curl and shuffle along at high speeds.
The Virtual Manufacturing Automation Competition and Mobile Microrobotics Challenge demonstrated robotic capabilities for complex tasks like mixed palletizing and microassembly. The competitions aimed to advance robotic skills for future robots in various industries.
The NIST Mobile Microrobotics Challenge tests microrobots' agility, maneuverability, and ability to move objects through three competitions: a two-millimeter dash, microassembly task, and freestyle competition.
Researchers at Duke University have successfully assembled five micro-robots into a self-organized structure using global control and slight variations in device dimensions. The microrobots, measuring just 100 times smaller than previous designs, can move, turn, and circle together with precision.
A new microrobotic system for automated microinjection of zebrafish embryos has been developed, allowing for high-speed injection and successful rates close to 100%. The technology enables large-scale molecule screening for genetics and drug discovery applications.
The team's creation is the smallest robot that transduces force, is untethered, and engages in its own locomotion. It features two independent microactuators for forward motion and turning, powered by a grid of electrodes.
The new microrobots, made of gold and polypyrrole, can function in salty broths, blood, and other liquids. They may be useful for fundamental studies, manufacturing small devices, or minimally invasive surgery, according to the researchers.