PRESSURE AND TEMPERATURE DEPENDENCE OF DIELECTRIC PROPERTIES OF PEROVSKITE BARIUM TITANATE

被引:19
作者
GOSWAMI, AK
CROSS, LE
机构
[1] Northrop Corporate Laboratories, Hawthorne
[2] Materials Research Laboratory, Pennsylvania State University, University Park, PA
来源
PHYSICAL REVIEW | 1968年 / 171卷 / 02期
关键词
D O I
10.1103/PhysRev.171.549
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The reduction in Curie constant of single-crystal barium titanate under hydrostatic pressure has been explained by a weak temperature dependence of the electrostrictive constant Q11+2Q12. The magnitude of the temperature coefficient of Q11+2Q12 computed from Samara's data is 1.2×10-3 °K-1. © 1968 The American Physical Society.
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页码:549 / &
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