2 ms·

The only evidence of superconductivity is zero resistance. When you have a coil, pump it with current and let it rest for few years. If the current is still the

The only evidence of superconductivity is zero resistance. When you have a coil, pump it with current and let it rest for few years. If the current is still the same, it's superconductor. Rest are just hints.

briansm 3y ago
not that simple, need to compensate for all external magnetic flux, crystal compression and so on.
postalrat 3y ago
Oh look, I just found your superconductor! https://www.youtube.com/watch?v=wWpnsMdTrXg https://www.youtube.com/watch?v=wWpnsMdTrXg 5 years and still has current