If you want a strong magnet, the obvious answer is to buy one. However, for a variety of reasons, you might want to combine several smaller magnets. There are a few ways to do this, but the Halbach ...
Ello!<BR><BR>So, a homopolar generator is really simple, at least in concept. Get a conductive disk spinning inside a magnetic field and the axel & edge acrue a voltage differential.<BR><BR>My ...
The next version of the Qi wireless charging standard will use magnets, just like Apple’s MagSafe — because Apple wants it that way. The next version of the Qi wireless charging standard will use ...
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