【摘 要】
:
Some high T<sub>c</sub> superconductors REBa<sub>2</sub>Cu<sub>3</sub>O<sub>7-x</sub>(RE=Sm,Eu,Gd,Dy,Ho,Er,Tm) with zero resist-ance temperatures were about 90K h
【机 构】
:
DepartmentofPhysicsJilinUniversity,Changchun130023,P.R.China,DepartmentofPhysics,JilinUniversity
【基金项目】
:
Supported by the Chinese National Science Foundation and originally published in J.Chin.RE Soc.(Chin.ed.),1989,7(2),63.