The Meissner influence demonstrated by levitating a magnet over a cuprate superconductor, that is cooled by liquid nitrogen Under some conditions, which include exceptionally very low temperatures, some ceramics exhibit high-temperature superconductivity (in superconductivity, "high temperature" indicates higher than thirty K). The main reason for this is not comprehended, but https://dnaextractionreagent74173.digitollblog.com/39114303/ceramicos-propiedades-for-dummies