TEMPERATURE-DEPENDENCE OF CHARACTERISTIC LENGTH FOR GLASS-TRANSITION

被引：227

作者：

FISCHER, EW ^{[1
]}

DONTH, E ^{[1
]}

STEFFEN, W ^{[1
]}

机构：

[1] TH MERSEBURG,FACHBEREICH PHYS,O-4200 MERSEBURG,GERMANY

来源：

PHYSICAL REVIEW LETTERS | 1992年 / 68卷 / 15期

关键词：

D O I：

10.1103/PhysRevLett.68.2344

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

The temperature dependence of the characteristic length for the dynamic glass transition in orthoterphenyl is determined, for the first time, from combined results of depolarized dynamic light scattering, photon correlation spectroscopy, and viscosity experiments. The length is found to vary according to xi(a) is similar to (T - T(infinity))-v, where T(infinity) is the Vogel temperature, with an exponent v = 0.69 +/- 0.06 in the temperature region from T(g) up to T(g) + 80 K.

引用

页码：2344 / 2346

页数：3

共 31 条

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