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Bi2Te3合金熔体结构变化对凝固行为及凝固组织的影响

席赟 黄中月 祖方遒

铸造技术2012,Vol.33Issue(12):1424-1427,4.
铸造技术2012,Vol.33Issue(12):1424-1427,4.

Bi2Te3合金熔体结构变化对凝固行为及凝固组织的影响

Effects of Bi2Te3 Melts Structural Change on Solidification Behavior and Structures

席赟 1黄中月 2祖方遒2

作者信息

  • 1. 合肥工业大学工业培训中心,安徽合肥230601
  • 2. 合肥工业大学材料学院,安徽合肥230009
  • 折叠

摘要

Abstract

According to the abnormal change of resistivity of Bi2Te3 melts, the correlation between the thermal history of melts and the solidification behavior was discussed. The results show that some anomalous changes of resistivity of Bi2Te3 melt can be found in the temperature range of 686~707 ℃, which makes solidification undercooling degrees and latent heat increase and solidification structure refine. This indicates that the ideal solidification structure can be obtained by controlling thermal history of melts.

关键词

Bi2Te3合金/电阻率/熔体结构转变/凝固行为/凝固组织

Key words

Bi2Te3 alloy/ resisitivity/ melt structure change/ solidification behavior/ solidification structure

分类

通用工业技术

引用本文复制引用

席赟,黄中月,祖方遒..Bi2Te3合金熔体结构变化对凝固行为及凝固组织的影响[J].铸造技术,2012,33(12):1424-1427,4.

铸造技术

OA北大核心CSTPCD

1000-8365

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