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China controls about 90% of the entire global supply of rare earth magnets, including their mining and refining. That means ...
Mechanical latching relays incorporate internal locks or gears that hold the relay contacts in place after switching. A ...
Find out how TMS or transcranial magnetic stimulation works to treat depression and other mental health conditions. Discover TMS therapy benefits, side effects, and cost.
Copper coils become electromagnetic swings. The current generated when one copper coil swings through a magnetic field will start a second coil swinging, showing some of the ways that electricity and ...
PLA's innovative coil gun utilizes lithium-ion batteries instead of conventional capacitors to power its electromagnetic coils.
The Active Magnetic Levitation laboratory test-rig was extended by the magnetic field sensor to perform measurements in the space between electromagnet and the levitating sphere. The data fusion of ...
This innovative DIY project features a custom PCB with built-in electromagnetic coils that move a magnet across the board. Using sequential coil activation, the project demonstrates how ...
When an electric current flows through a wire, it creates a magnetic field around the wire. So when the wire is coiled, the magnetic field becomes concentrated in the coil’s hole. This is an ...
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