Evidence for a glassy dynamics in (Rb-NH4)(2)SO4 mixed compounds

被引：8

作者：

Meneses, DD ^{[1
]}

Simon, P ^{[1
]}

Hauret, G ^{[1
]}

Maglione, M ^{[1
]}

机构：

[1] UNIV BOURGOGNE,PHYS LAB,F-21004 DIJON,FRANCE

来源：

EUROPHYSICS LETTERS | 1996年 / 36卷 / 06期

关键词：

D O I：

10.1209/epl/i1996-00252-0

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

An orientational glass behavior is evidenced in a [Rb-0.7(NH4)(0.3)]2SO4 mixed crystal. Dielectric experiments (1 kHz-250 MHz) performed along the c-axis evidenced a polydispersive relaxation process. Its temperature dependence follows a Vogel-Fulcher law with a freezing temperature of 12 K.

引用

页码：461 / 465

页数：5