THE SYSTEM BI2O3-SIO2

被引:22
作者
TAKAMORI, T
机构
[1] Thomas J. Watson Research Center, Ibm Research Division, Yorktown Heights, New York
关键词
bismuth oxide; differential thermal analysis; phase diagrams; silica; X‐ray diffraction;
D O I
10.1111/j.1151-2916.1990.tb05112.x
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The Bi2O3‐rich side of the system Bi2O3‐SiO2 was studied with powder X‐ray diffraction and differential thermal analysis. In the composition 6Bi2O3. xSiO2, the metastable γ phase (bcc) was observed to exist over the range of 0 < x≤ 1. In most of the compositions studied, metastable phases of water‐quenched melts transformed into another metastable phase before reaching stable phases. A modification of the phase diagram is proposed. Copyright © 1990, Wiley Blackwell. All rights reserved
引用
收藏
页码:158 / 160
页数:3
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