THE NEW PHOSPHATES LN(1/3)ZR2(PO4)3 (LN = RARE-EARTH)

被引:57
作者
TALBI, MA [1 ]
BROCHU, R [1 ]
PARENT, C [1 ]
RABARDEL, L [1 ]
LEFLEM, G [1 ]
机构
[1] UNIV BORDEAUX 1,CHIM SOLIDE LAB,CNRS,F-33405 TALENCE,FRANCE
关键词
D O I
10.1006/jssc.1994.1179
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The new phases Ln1/3Zr2(PO4)3 (Ln = Rare Earth) crystallize with the Nasicon-type structure. The rare earth is located in the usually labeled M1 site with rather ionic Ln-O bonds. The ceramics resulting from the decomposition of these phosphates have been characterized in the case of lanthanum and europium. They exhibit a very low thermal expansion between room temperature and 1340-degrees-C. (C) 1994 Academic Press, Inc.
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页码:350 / 355
页数:6
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