LATTICE-PARAMETERS AND CATION DISTRIBUTION OF SOLID-SOLUTIONS OF CALCIUM AND STRONTIUM HYDROXYAPATITE

被引:54
作者
HEIJLIGERS, HJM
DRIESSENS, FCM
VERBEECK, RMH
机构
[1] EINDHOVEN UNIV TECHNOL,PHYS CHEM LAB,EINDHOVEN,NETHERLANDS
[2] CATHOLIC UNIV NIJMEGEN,INST DENT MAT SCI,NIJMEGEN,NETHERLANDS
[3] STATE UNIV GHENT,ANALYT CHEM LAB,B-9000 GHENT,BELGIUM
关键词
Calcium hydroxyapatite; Cation distribution; Lattice parameters; Solid solutions; Strontium hydroxyapatite;
D O I
10.1007/BF02408067
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Solid solutions of strontium and calcium hydroxyapatite were synthesized by solid-state reaction. Lattice parameters of these compounds were determined using two types of Guinier cameras. They vary linearly with the molar percentage of strontium hydroxyapatite. The distribution of Ca and Sr ions over the fourfold and sixfold positions in the apatite structure was determined by comparing experimental and calculated values for the intensity ratios of suitable reflections. A slight, although significant, preference of Sr for the sixfold position was found. An ideal behavior is predicted for these solid solutions. © 1979 Springer-Verlag.
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页码:127 / 131
页数:5
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