EFFECT OF PRESSURE ON STRUCTURE AND MAGNETIC PROPERTIES OF RBNIF3

被引:20
作者
KAFALAS, JA
LONGO, JM
机构
[1] Lincoln Laboratory, Operated with support from the U. S. Air Force. Massachusetts Institute of Technology Lexington
关键词
D O I
10.1016/0025-5408(68)90074-3
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Hexagonal RbNiF3 has been found to transform at high pressure and elevated temperature to a phase with the cubic perovskite structure (a = 4.074 A ̊). A pressure-temperature phase diagram is given. The magnetic susceptibility of the high pressure phase shows a maximum indicating a Néel temperature of 260°K. The Tc of the hexagonal phase was studied as a function of pressure and gives a dTc dp = 0.60°K/kbar. © 1968.
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页码:501 / &
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