PHASE-TRANSITIONS OF BA2NANB5(1-X)TA5XO-15

被引:9
作者
TAKASHIGE, M
KOJIMA, S
HAMAZAKI, SI
SHIMIZU, F
TSUKIOKA, M
机构
[1] UNIV TSUKUBA,INST APPL PHYS,TSUKUBA,IBARAKI 305,JAPAN
[2] NATL INST RES INORGAN MAT,TSUKUBA,IBARAKI 305,JAPAN
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1993年 / 32卷 / 9B期
关键词
FERROELECTRICITY; FERROELASTICITY; PHASE TRANSITION; RAMAN; OPTICAL MODE; TUNGSTEN-BRONZE; BNN; BNT; BNNT;
D O I
10.1143/JJAP.32.4384
中图分类号
O59 [应用物理学];
学科分类号
摘要
Ceramic samples of the mixed system Ba2NaNb5(1-x)Ta5xO15 were investigated through dielectric and Raman scattering measurements. It was revealed that with the increase of x from 0 to 1, the ferroelectric Curie point decreases from 833 K to about 40 K, whereas the ferroelastic phase transition point decreases from 573 k to the 250 K range.
引用
收藏
页码:4384 / 4387
页数:4
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