Heat capacity at the glass transition in IV-V-VI glasses

被引:0
|
作者
Srinivasan, A [1 ]
Nandakumar, K
机构
[1] Indian Inst Technol, Dept Phys, Panbazar 781001, Guwahati, India
[2] Mahatma Gandhi Univ, Dept Phys, Kottayam 686560, India
来源
PHYSICS AND CHEMISTRY OF GLASSES | 1999年 / 40卷 / 01期
关键词
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中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The excess heat capacity (Delta C-p) at the glass transition of Ge-Sb-Se, Ge-As-Te and Si-As-Te glasses has been determined from differential scanning calorimetry measurements. The composition dependence of the Delta C-p of the three glass systems belonging to the IV-V-VI group show features at certain compositions. These results have been discussed in the light of the existing models.
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页码:40 / 43
页数:4
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