Most of our readers are already going to be familiar with how electromagnets work — a current is induced (usually with a coil) in a ferrous core, and that current aligns the magnetic domains present ...
Who doesn’t love magnets? They’re functional, mysterious, and at the heart of nearly every electric motor. They can make objects appear to defy gravity or move on their own. If you’re like us, when ...
Two German physicists have reimagined how to create powerful and uniform magnetic fields using compact permanent magnets. By overcoming the limitations of the well-known Halbach array, which works ...
Researchers may have unlocked the potential for gravity-free technology. A new study published in Applied Physics Letters highlights how researchers have made huge breakthroughs in magnetic levitation ...
A: Levitation requires an upward force that cancels out the weight of an object. If you are thinking about a magician being able to levitate a person or another object off the ground, that ...
While levitation of certain specific types of material has been achieved earlier, a pair of undergraduate physics students from the University of Chicago have used heat flow to levitate objects. The ...
Scientists at the University of Nottingham have successfully levitated diamond and some of the heaviest elements, including lead and platinum. Using liquid oxygen to increase the buoyancy created by a ...
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