The Meissner effect shown by levitating a magnet higher than a cuprate superconductor, which happens to be cooled by liquid nitrogen Underneath some ailments, for example really minimal temperatures, some ceramics exhibit high-temperature superconductivity (in superconductivity, "high temperature" usually means earlier mentioned 30 K). The main reason for this is https://rafaeloomkh.thechapblog.com/38105738/what-are-the-properties-of-ceramics-things-to-know-before-you-buy