Superconducting Anisotropies of F-Substituted LaOBiSe2 Single Crystals

被引:24
作者
Nagao, Masanori [1 ,2 ]
Tanaka, Masashi [2 ]
Watauchi, Satoshi [1 ]
Tanaka, Isao [1 ]
Takano, Yoshihiko [2 ]
机构
[1] Univ Yamanashi, Kofu, Yamanashi 4008511, Japan
[2] Natl Inst Mat Sci, Tsukuba, Ibaraki 3050047, Japan
关键词
GROWTH; CE; ND;
D O I
10.7566/JPSJ.83.114709
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report the growth and superconducting anisotropy measurement of F-substituted LaOBiSe2 single crystals. The superconducting critical temperature of the single crystal was approximately 3.5 K. The resistivity of the single crystals showed an anomaly at approximately 50 K. The superconducting anisotropies were estimated to be 49 and 24 using the upper critical field and the effective mass model, respectively. The obtained superconducting anisotropies were different between these two approaches.
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页数:4
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