DIFFUSE-NEUTRON-SCATTERING INVESTIGATION OF THE LOW-TEMPERATURE PHASES OF SODIUM

被引:30
作者
SCHWARZ, W
BLASCHKO, O
GORGAS, I
机构
[1] CENS,LAB LEON BRILLOUIN,F-91191 GIF SUR YVETTE,FRANCE
[2] UNIV VIENNA,INST FESTKORPERPHYS,A-1090 VIENNA,AUSTRIA
来源
PHYSICAL REVIEW B | 1992年 / 46卷 / 22期
关键词
D O I
10.1103/PhysRevB.46.14448
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The low-temperature phase of sodium is investigated by diffuse-neutron-scattering techniques. In contrast to previous results for lithium no disordered close-packed polytype stacking sequences were observed. The results show the presence of two long-range-ordered, but faulted hcp and 9R structures. The temperature behavior indicates a higher stability of cubic stacking faults at lower temperatures.
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页码:14448 / 14452
页数:5
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