The Meissner outcome shown by levitating a magnet previously mentioned a cuprate superconductor, that's cooled by liquid nitrogen Beneath some problems, including incredibly reduced temperatures, some ceramics show high-temperature superconductivity (in superconductivity, "high temperature" suggests earlier mentioned 30 K). The reason for it's not comprehended, but there are two big https://martingdysm.scrappingwiki.com/2055250/tube_alumine_things_to_know_before_you_buy