THE VALENCE STATES AND MAGNETIC-INTERACTIONS BETWEEN IRON IONS IN BI2O3.PBO GLASSES

被引:24
作者
ARDELEAN, I [1 ]
ILONCA, G [1 ]
COZAR, O [1 ]
SIMON, V [1 ]
FILIP, S [1 ]
机构
[1] UNIV ORADEA,DEPT PHYS,ORADEA,ROMANIA
关键词
D O I
10.1016/0167-577X(94)90197-X
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The results of studies of the temperature dependence of the magnetic susceptibility of xFe2O3.(1-x)[Bi2O3.PbO] glasses with 0 < x less-than-or-equal-to 20 mol% are reported. The data gives evidence that the iron ions in these glasses are in Fe2+ valence states. From Curie constant values the molar fraction of these ions is determined. For samples with x greater-than-or-equal-to 3 mol% Fe2O3, a mictomagnetic type order is evidenced.
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收藏
页码:321 / 324
页数:4
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