MODEL FOR STRUCTURAL RECOMBINATION IN TELLURITE GLASSES

被引:128
作者
NEOV, S
KOZHUKHAROV, V
GERASIMOVA, I
KREZHOV, K
SIDZHIMOV, B
机构
[1] Institute of Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences
来源
JOURNAL OF PHYSICS C-SOLID STATE PHYSICS | 1979年 / 12卷 / 13期
关键词
D O I
10.1088/0022-3719/12/13/012
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The results of a neutron diffraction study on the short-range order in the TeO2-Li2O glassy system are presented. On the basis of the obtained atomic radial distribution function a model for structural recombination in TeO4 tetrahedra for tellurite glasses is proposed. This model takes into account the influence of the modifier and the free-electron pair of the Te atom in TeO4 polyhedra. The limits of applicability to this system of the modified structural diffusion model and the model proposed are established.
引用
收藏
页码:2475 / 2485
页数:11
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