In the paper, the shape stability of single crystal fibers grown by laser heating float zone growth method is studied with zone melt growth theory. 本文用晶体区熔生长理论对激光加热基座法生长的单晶光纤形状稳定问题作了研究。
In this papaer, the principles and experimental technique of activity measurement method to determine the absolute concentration of 31P produced by NTD in float zone silicons are described. 本文介绍了直接测量NTD硅中~(31)P绝对浓度的活性测量原理和实验技术。
It is introduced a puller applied to purification of rare earth ( RE ) material, according to the float zone ( FZ ) technics of crystal growing, interprets main structure and characteristic of the puller. 介绍了一种用于稀土金属提纯的单晶炉,根据区熔法提纯单晶的特殊工艺要求,分析了其主要结构及特点。
Shape stability of single crystal fibers grown with laser heating float zone method 浮区(FZ)区熔生长的单晶光纤形状稳定问题
The conversion efficiency of the best cell was 18.47 % for float zone wafers. Because of advantages of mechanical grooving, it has the potential to transfer to mass scale production of buried contact solar cells with mechanical grooving with low cost and high efficiency. 最好电池的效率达18.47%,整个制作工艺过程比较简单,是一种有可能实现规模化生产的高效低成本电池技术。