Diffuse neutron scattering from CuI

被引:2
作者
Sakuma, T [1 ]
Nakamura, Y
Hirota, M
Arai, M
Ishii, Y
机构
[1] Ibaraki Univ, Fac Sci, Dept Phys, Mito, Ibaraki 3108512, Japan
[2] Japan Atom Energy Res Inst, Tokai, Ibaraki 3191195, Japan
关键词
inorganic compounds; neutron scattering; anharmonicity;
D O I
10.1016/S0022-3697(99)00154-7
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
An expression of the thermal diffuse scattering intensity based on the correlations among the thermal displacements of atoms has been newly given and is applied to a background function in Rietveld refinements. Neutron scattering measurements from powder samples of CuI at 290 and 8 K are performed. Rietveld refinements by the newly proposed background function give somewhat lower R factors at 290 K than the previous one. (C) 1999 Published by Elsevier Science Ltd. All rights reserved.
引用
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页码:1503 / 1506
页数:4
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