SYNTHESIS AND CHARACTERIZATION OF ORTHORHOMBIC TLSR2CUO5

被引:32
作者
GANGULI, AK
SUBRAMANIAN, MA
机构
[1] Central Research and Development, E. I. Dupont de Nemours and Co., Experimental Station, Wilmington
关键词
D O I
10.1016/0022-4596(91)90296-T
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
TlSr2CuO5 has been synthesized in polycrystalline form. Powder X-ray diffraction studies indicate an orthorhombic structure; space group Pmmm; a = 3.661(2), b = 3.793(1), c = 8.99(3)Å. The presence of short Cu{single bond}O bonds indicates the high formal valence for Cu. TlSr2CuO5 is found to be metallic and no superconductivity could be observed down to 4.2 K. © 1991 Academic Press, Inc.
引用
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页码:250 / 255
页数:6
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