区熔法
- 网络floating zone;zone melting method
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区熔法适合于生产大尺寸的CaB6单晶,而铝熔剂法制备的CaB6单晶尺寸最大为5mm,对测定其某些物理性能有一定的局限。
Floating zone method is suitable for the production of single crystal in larger size . The longest dimension of CaB 6 single crystal prepared by Al-flux method is 5 mm only , which limits the testing of some physical properties .
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其定向凝固或者是在水冷铜坩埚内采用Czochralski技术进行,或者是采用不需要坩埚的悬浮区熔法实现,但这两种方法都不能得到较高的温度梯度。
Their directional solidification is carried out by either Czochralski technology in the water-cooled copper crucibles or floating zone method without crucible , but the temperature gradient is not high with these two methods .
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激光区熔法生长Bi系超导复合带(线)材
Direct Crystallization of Bi-Based Superconducting Tapes ( Wires ) by Laser Zone-Melting Method
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利用区熔法、机械合金化、放电等离子烧结(SPS)技术、热压法等多种工艺制备了p型碲化铋基热电材料。
P-type Bi_2Te_3-based thermoelectric materials were fabricated by various methods , such as zone-melting , mechanical alloying , spark plasma sintering ( SPS ) and hot-pressing .
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本文采用切克拉斯基法(CZ法)和电子束区熔法(EBFZM)两种定向凝固方法制备该共晶自生复合材料;
Therefore , in this paper , two directional solidification methods , Czochralski method and electron-beam floating zone melting method , were used to obtain such material .
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金属片加热区熔法单晶生长及应用
Crystal growth by metal strip heated zone melting and Its Applications
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区熔法生长近化学计量比铌酸锂晶体
Near-stoichiometric Lithium Niobate Crystal Growth by Melting Zone
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鉴于稀土化合物凝固结晶的特点,对区熔法进行了改进,将电弧炉熔炼好的样品装入石英管中,封石英管后在区熔设备上进行区熔。
On account of the solidification character of rare earth alloys , the zone melting is improved by putting the alloys prepared by arc-melting into the quartz tube , then melting .
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用化学侵蚀法研究了区熔法生长的硅单晶体中的杂质条,以及由此杂质条的体印压产生的位错环列。
The impurity-striations and the dislocation loop series produced from the volume indentation by these impurity-striations in the float-zone grown silicon single crystals have been studied by means of chemical etching method .
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用悬浮区熔法制取生长轴向为<110>,<123>、<111>和<110>四个取向的铌单晶。
Single crystals of niobium with the axis along < 110 > , < 123 > , < 111 > and < 110 > directions were grown in a vertical floating zone electron beam unit .
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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。
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 .