LANTHANIDE ION-EXCHANGE IN SODIUM-BETA-ALUMINA

被引:19
作者
TIETZ, F [1 ]
URLAND, W [1 ]
机构
[1] SONDERFORSCH BEREICH 173,W-3000 HANNOVER 1,GERMANY
关键词
D O I
10.1016/0167-2738(91)90234-3
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Single crystals of Na+-beta-alumina have been exchanged by rare-earth ions (Pr3+, Nd3+, Ho3+) using molten lanthanide trichlorides. Chemical analysis revealed exchange rates up to 95% for the sodium ions. Powder X-ray photographs showed a decrease of the c lattice parameter of about 0.1 angstrom for nearly completely exchanged samples.
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页码:331 / 335
页数:5
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