A team of scientists in South Korea has developed a new way to make high-performance permanent magnets without using costly ...
The Nano Materials Research Division at the Korea Institute of Materials Science (KIMS), led by Dr. Tae-Hoon Kim and Dr. Jung ...
The Nano Materials Research Division at the Korea Institute of Materials Science (KIMS), led by Dr. Tae-Hoon Kim and Dr. Jung ...
It is also grade school science to show that neither an electromagnet nor a permanent magnet ... aluminum has a copper ring embedded in it. The coil is fed with AC. The magnetic field from the ...