难熔金属及其合金单晶的研究进展

Research Progress in Single Crystals of Refractory Metals and Their Alloys

介绍了难熔金属及其合金单晶制备技术的基本原理及常用表征方法,讨论了区熔次数对难熔金属合金单晶材料杂质含量的影响,并对难熔金属及其合金单晶制备技术的发展方向进行了展望。

The preparation technologies and characterization methods on the single crystals of refractory metals and their alloys were introduced. The influence of passes on the content of impurities was discussed and, some suggestions were given to R＆D prospects of processing technologies for the single crystals of refractory metals and alloys.