SUPERCONDUCTIVITY MECHANISM OF NONCUPRATE SUPERCONDUCTORS

被引:0
|
作者
YU, CF [1 ]
YANG, ZQ [1 ]
HE, GZ [1 ]
机构
[1] GUANG DONG EDUC COLL,DEPT PHYS,CANTON 510303,PEOPLES R CHINA
关键词
D O I
10.1088/0253-6102/20/3/269
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Based on the mechanism of charge fluctuation, the effective Hamiltonian is derived to discuss the superconductivity for the non-cuprate compound BaPb1-xBixO3. The desired T-c versus delta curve is obtained. It is shown that the explanation of superconductivity for non-cuprate superconductors is the same as that of cuprate ones. Furthermore, that the non-cuprate superconductors have no ferromagnetism and anti-ferromagnetism can be explained, and the superconductivity window is due to the Cooper pairing in coordinate space.
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页码:269 / 274
页数:6
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