zone melting

区域熔化逐区熔化

  • The ZMR ( Zone Melting Recrystallization ) technique was next introduced to improve the smoothness and crystal quality of SSP and to further improve the quality of the thin film .

    为了改善硅 衬底的质量,引入 再结晶的方法,期望将其表面平整度及结晶质量进一步提高,进而改善以其为衬底的多晶硅薄膜质量。

  • Preparation of Niobium Single Crystals With Floating Zone Melting Technique and a Discussion on Its Mechanism

    悬浮 法制取铌单晶及其机理探讨

  • Distribution of Solute in Solid Solution Crystals & ⅱ . Distribution of TlBr in KRS-5 Crystal Grown by Zone Melting

    固溶体晶体中溶质的分布规律&Ⅱ.溴化铊在逐 溶化法生长KRS-5晶体中的分布

  • Microstructure of Al_2O_3 / YAG / ZrO_2 Hypoeutectic Ceramics Directionally Solidified with Laser Zone Melting

    激光 定向凝固Al2O3/YAG/ZrO2亚共晶陶瓷的微观组织

  • Crystal growth by metal strip heated zone melting and Its Applications

    金属片加热 法单晶生长及应用

  • Using Y-Shaped crystals as seeds niobium bicrystals with a planar grain boundary of a misorientation 7 °、 9 ° and 12 ° and low dislocation density were grown by the floating zone melting technique .

    用Y型籽晶悬浮 法制取位向差为7°、9°、12°的双晶,其晶界平直、位错密度低,适合于进行晶界性能的研究。

  • ZMR ( zone melting recrystallization ) apparatus is introduced and the processing characteristic of ZMR is studied .

    研究了 再结晶(ZMR)设备及其工艺特点。

  • Among these four meth - ods the efficiency of zone melting method is highest by which bulk LaB_6 single crystal with high purity and quality can be fabricated .

    在4种主要的制备方法中, 区域 熔化法生产效率高,适于制备大尺寸LaB6单晶阴极,且制备的LaB6单晶体纯度高、质量高。

  • A series of general formulae of impurity concentration distribution along the ingot after point-doping zone melting has been derived .

    得到了点掺杂 后杂质沿锭长分布的一系列普遍公式。

  • Experimental and Numerical Modeling Investigation on Purification Process of Phosphorus by Zone Melting

    区域 熔融法提纯工业黄磷的数学模型与实验研究

  • Second the polycrystal Mo with the orientation of ( 110 ) made with high purity sintered and arc-melting Mo was prepared by the method of electron beam floating zone melting without a seed .

    采用无籽晶法电子束悬浮 定向凝固技术,利用粉末烧结冶金级钼和电弧熔炼高纯钼,经多次 获得了取向为(110)的定向凝固多晶钼。

  • An ingot of Nb based in-situ composites ( NBISC ) was produced by a vacuum self-consuming arc melting furnace . The directionally solidified samples were prepared by an electron beam floating zone melting ( EBFZM ) furnace with a high temperature gradient and their microstructural characteristics were analyzed .

    铌基共晶自生复合材料(NBISC)经真空自耗电弧熔炼成母合金锭,采用高温度梯度的电子束 装置制备定向凝固的试样,分析其组织特征。

  • Mould Temperature Distribution in Manufacturing Single-crystal Copper by Zone Melting Heated Mould Continuous Casting Criterion Conditions for Formation of a Single and Double Recirculation Flow Pattern in a Slab Continuous Casting Mold With Argon Blowing

    连铸法制备单晶铜的铸型温度场分布吹氩板坯连铸结晶器内单双循环流的判别条件

  • A new method of zone melting for refining super-purity gallium

    一个新的提炼超纯金属镓的 区域 熔化

  • The mathematical analysis for point - doping in zone melting has been given in detail .

    本文对 区域 熔化点掺杂过程进行了详细的数学分析。

  • Research on the Technology of Molybdenum Crystals of Refractory Metals Prepared by Electron Beam Floating Zone Melting

    难熔金属钼晶体的电子束悬浮 定向 凝固工艺研究

  • Behavior of carbon and oxygen in floating - zone melting of pure iron

    碳、氧在纯铁浮 熔化过程中的行为

  • Principle of zone melting to improve the purity of high purity indium was investigated .

    从理论上探讨了采用 区域 熔炼 进一步提高铟的纯度的原理。

  • Methods The raw material was purified by high vacuum melting zone melting at Cl 2 atmosphere and preform crystal growth in quartz ampoule at high vacuum .

    方法光纤原料采用高真空熔炼、氯气气氛下 区域 和高真空石英安瓿内单晶生长等特殊工艺提纯,光纤用热挤压法成型。

  • Samples with uniformly oriented microstructure were produced in a high temperature gradient directional solidification apparatus named Electron Beam Floating Zone Melting ( EBFZM ) furnace .

    利用电子束 区域 熔炼高温度梯度定向凝固装置制备了定向效果较好的Nb-Si基自生复合材料试棒。

  • Preparing principle and preparation technology of Mo and Mo-Nb alloy single crystal and structure and component of electron beam floating zone melting are introduced .

    介绍了钼和钼-铌单晶的制备原理、制备工艺及电子束 区域 熔炼 组成结构。

  • 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 .

    鉴于稀土化合物凝固结晶的特点,对 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 熔设备上进行 熔。

  • High purity silicon crystals with ultra high resistivity have been grown by vacuum floating zone melting for fabrication of different types of high resistivity silicon nuclear radiation detectors .

    真空 特高阻硅单晶是一种纯度很高的硅材料,它是制造配置于测量仪器中的各种高阻硅探测器的基础材料。

  • By means of zone melting recrystallization ( ZMR ) method polycrystalline silicon thin films with large grains and relative high carrier mobility were obtained which could act as a seeding layer .

    提出了一种简化的 再结晶方法,利用这种方法在非硅衬底获得了晶粒尺寸达到毫米级、致密的籽晶层。

  • If the length of melted zone is thought invariable for a given kind of alloy the temperature gradient increases with the rising of the EB power and zone melting rate .

    在不考虑 区长度不变的条件下,固液界面前沿的温度梯度随抽 速率的增加而增加。

  • Mathematical analysis for point - doping in zone melting

    区域 熔化点掺杂的数学分析

  • The main technical characteristics of TDG-80 zone melting single-crystal furnace are introduced .

    介绍TDG-28型大直径 单晶炉的特点和主要技术指标及性能。

  • Therefore in this paper two directional solidification methods Czochralski method and electron-beam floating zone melting method were used to obtain such material .

    本文采用切克拉斯基法(CZ法)和电子束 法(EBFZM)两种定向凝固方法制备该共晶自生复合材料;

  • < 110 > oriented rods of a Tb-Dy-Fe magnetostrictive alloy have been successfully prepared by zone melting unidirectional solidification .

    采用 定向凝固的方法,制备〈110〉取向Tb-Dy-Fe超磁致伸缩合金晶体。

  • Zone melting recrystallization for polycrystalline silicon thin film solar cells

    再结晶制备多晶硅薄膜太阳电池