等离子体做为一种极端参数技术在粉体材料的球化处理与合成制备方面的研究和应用日益引起人们的关注。本文概述了等离子技术的主要特点及应用领域，综述了国内外有关射频等离子体对不同金属粉末、陶瓷粉末的球化处理及纳米粉末的合成方面的研究成果；介绍了北京科技大学在射频等离子体粉体处理系统开发、制备球形钨粉和钛粉方面的研究成果，在此基础上对等离子体粉体球化处理技术的应用前景进行了展望。
Plasma has been attracting more and more attention in the field of powder synthesizing and processing because of its extreme characteristics. Firstly the characteristics and applications of plasma technology are briefly outlined, and then the current research findings, including spheroidization of metal and ceramic powders and synthesizing of nano-powders, are summarized while emphasizing on the description of the plasma powder processing system developed by the authors. The development tendencies and future application of plasma technology are prospected also.
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