区域熔炼技术的研究现状  

The Latest Development of Zone Melting Technology

作　　者：刘文胜[1] 刘书华[1] 马运柱[1] 龙路平[1] 

机构地区：[1]中南大学粉末冶金国家重点实验室,湖南长沙410083

出　　处：《稀有金属与硬质合金》2013年第1期66-71,共6页Rare Metals and Cemented Carbides

基　　金：国家自然科学基金资助项目(50774098)

摘　　要：阐述了区域熔炼技术的基本原理,并对该技术的发展和应用现状进行了综述,重点探讨了其关键工艺的进展;介绍了区域熔炼技术在半导体、难熔金属、稀土元素等高纯材料领域的应用现状;分析并指出了区域熔炼技术现阶段的局限性及未来的发展方向。The basic principles of zone melting technology are explained, its latest development and applica- tion are reviewed focusing on the progress of its critical process steps. Description is made of the current applications of zone melting in high-pure materials like semiconductors, refractory metals and rare earth el- ements. Current limitation and future development direction of zone melting technology are also analyzed and pointed out.

关 键 词：区域熔炼 高纯材料 技术原理 工艺进展 应用现状 

分 类 号：TF114.31[冶金工程—冶金物理化学]