DISTRIBUTION OF THE DEUTERIUM ATOMS IN THE DEUTERATED HEXAGONAL LAVES-PHASE ZRMN2D3

被引:113
作者
DIDISHEIM, JJ [1 ]
YVON, K [1 ]
SHALTIEL, D [1 ]
FISCHER, P [1 ]
机构
[1] ETH ZURICH,INST REAKTORTECH,CH-5303 WURENLINGEN,SWITZERLAND
关键词
D O I
10.1016/0038-1098(79)90531-3
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
A neutron diffraction study of ZrMn2D3 at room temperature shows that the deuterium atoms occupy tetrahedral interstices which are formed by two Zr and two Mn atoms. The interstices are partially occupied and represent a 3-dimensional infinite network of diffusion paths for the D atoms. Each D atom site in this network is about 1.3 Å away from at least two other D atom sites. It is suggested that the positional disorder of the D atoms is thermally induced. © 1979.
引用
收藏
页码:47 / 50
页数:4
相关论文
共 8 条
  • [1] JACOB I, J LESS COMMON METALS
  • [2] A PROFILE REFINEMENT METHOD FOR NUCLEAR AND MAGNETIC STRUCTURES
    RIETVELD, HM
    [J]. JOURNAL OF APPLIED CRYSTALLOGRAPHY, 1969, 2 : 65 - &
  • [3] HYDROGEN ABSORPTION AND DESORPTION PROPERTIES OF AB2 LAVES PHASE PSEUDOBINARY COMPOUNDS
    SHALTIEL, D
    JACOB, I
    DAVIDOV, D
    [J]. JOURNAL OF THE LESS-COMMON METALS, 1977, 53 (01): : 117 - 131
  • [4] HYDRIDE PROPERTIES OF AB2 LAVES PHASE COMPOUNDS
    SHALTIEL, D
    [J]. JOURNAL OF THE LESS-COMMON METALS, 1978, 62 (NOV-): : 407 - 416
  • [5] SHINAR I, 1979, MAR INT M HYDR MET M
  • [6] SHINAR J, 1978, P INT S HYDRIDES ENE, P337
  • [7] LAZY PULVERIX, A COMPUTER-PROGRAM, FOR CALCULATING X-RAY AND NEUTRON-DIFFRACTION POWDER PATTERNS
    YVON, K
    JEITSCHKO, W
    PARTHE, E
    [J]. JOURNAL OF APPLIED CRYSTALLOGRAPHY, 1977, 10 (FEB1) : 73 - 74
  • [8] 1969, INT TABLES XRAY CRYS, V1