MEASUREMENT OF THE STATIC DISORDER CONTRIBUTION TO THE TEMPERATURE FACTOR IN CUBIC STABILIZED ZRO2

被引:51
作者
ARGYRIOU, DN [1 ]
机构
[1] UNIV TECHNOL SYDNEY,DEPT APPL PHYS,BROADWAY,NSW 2007,AUSTRALIA
关键词
D O I
10.1107/S0021889893007964
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Neutron powder diffraction has been used to measure die temperature factors of both the cation and the anion atoms in 10 mol% Y2O3-ZrO2 over the temperature range 15 to 1323 K. The Housley-Hess approach has been used to determine the static disorder term of the temperature factors for both the Zr/Y and O atoms. The static contribution was determined to be 1.04 (6) angstrom2 for Zr/Y and 2.2 (1) angstrom2 for O. From these results, a Debye temperature of 527 (20) K was calculated for this sample.
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页码:155 / 158
页数:4
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