SUPERCONDUCTING NONSUPERCONDUCTING PHASE-BOUNDARY IN THE LOW-TEMPERATURE TETRAGONAL PHASE OF (LA,RE)-SR-CU-O

被引:21
作者
BUCHNER, B [1 ]
BREUER, M [1 ]
CRAMM, M [1 ]
FREIMUTH, A [1 ]
MICKLITZ, H [1 ]
SCHLABITZ, W [1 ]
KAMPF, AP [1 ]
机构
[1] UNIV COLOGNE,INST THEORET PHYS,D-50937 COLOGNE,GERMANY
关键词
D O I
10.1007/BF00754943
中图分类号
O59 [应用物理学];
学科分类号
摘要
From measurements of the structural, superconducting and normal state transport properties of rare earth doped La2-xSrxCuO4 we find a phase boundary between a superconducting and a non-superconducting state of the low temperature tetragonal phase. This phase boundary is determined by the magnitude of the buckling of the Cu-O-Cu bonds in the CuO2 layers, suggesting the importance of spin-orbit coupling for the electronic properties of these compounds.
引用
收藏
页码:285 / 291
页数:7
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