INSITU MEASUREMENT OF THE STRESS-INDUCED PHASE-TRANSFORMATIONS IN MAGNESIA-PARTIALLY-STABILIZED ZIRCONIA USING RAMAN-SPECTROSCOPY

被引:26
作者
LIM, CS [1 ]
FINLAYSON, TR [1 ]
NINIO, F [1 ]
GRIFFITHS, JR [1 ]
机构
[1] MONASH UNIV,DEPT MAT ENGN,CLAYTON,VIC 3168,AUSTRALIA
关键词
RAMAN SPECTROSCOPY; MAGNESIA; ZIRCONIA; PHASE TRANSFORMATIONS; CREEP;
D O I
10.1111/j.1151-2916.1992.tb04227.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
Raman spectroscopy has been used to examine the connection between room-temperature creep and stress-induced phase transformations in TS-grade Mg-PSZ. The in-situ phase measurements obtained show that the tetragonal phase transforms to both the orthorhombic and monoclinic structures under stress. The effect of precipitate orientation is indicated by the variation of creep strain with monoclinic volume fraction.
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页码:1570 / 1573
页数:4
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