首个室温常压超导体TheFirstRoom-TemperatureAmbient-PressureSuperconductorSukbaeLee,Ji-HoonKim,Young-WanKwon摘要Forthefirsttimeintheworld,wesucceededinsynthesizingtheroom-temperaturesuperconductor(Tc≥400K,127◦C)workingatambientpressurewithamodifiedlead-apatite(LK-99)structure.ThesuperconductivityofLK-99isprovedwiththeCriticaltemperature(Tc),Zero-resistivity,Criticalcurrent(Ic),Criticalmagneticfield(Hc),andtheMeissnereffect.ThesuperconductivityofLK-99originatesfromminutestructuraldistortionbyaslightvolumeshrinkage(0.48%),notbyexternalfactorssuchastemperatureandpressure.TheshrinkageiscausedbyCu2+substitutionofPb2+(2)ionsintheinsulatingnetworkofPb(2)-phospha...