The method of determining trace iron in high purity silica powder by 1,10-phenanthroline-emulsifier OP spectrophotometry is studied.

Preparation for certified reference material of high purity silicasol component

高纯硅溶胶成分标准物质的制备

The useful conditions for exactly measuring resistivity of high purity silicon single crystal with four-point probe have been discussed.

本文讨论用四探针方法测试高纯硅单晶电阻率的测准条件。

Determination of sodium, potassium, calcium, magnesium in certified reference material of high-purity silicasol component by Ion Chromatography

离子色谱法测定高纯硅溶胶成分标准物质中的钠、钾、钙、镁

Determination of phosphorus in high purity silicon by neutron activation analysis

中子活化法测定高纯硅中磷

Synthesis of Pure Silica Molecular Sieves MCM 48

纯硅MCM-48的合成研究

Discovered that cycle properties of pure silicon could be improved when using CMC of water-based adhesive system instead of the traditional PVDF.

发现使用CMC水性粘结剂体系代替传统的PVDF体系粘结剂能够有效的提高纯硅材料的循环性能，而对于碳包覆硅纳米材料，使用PVDF粘结剂时效果较好。

The XRD results showed that the MCM-48 was synthesized.

X射线衍射测试结果表明，一定条件下可合成纯硅介孔材料MCM-48；

The conditions for measuring resistivity of high purity silicon single crystal of detector grade with four-point probe

探测器级高纯硅单晶电阻率的四探针测试条件

Our goal is to become a global chemical silicon powder high purity silicon's main supplier in the world!

我们的目标是成为全球化学硅粉和高纯硅的主要供应商！

This method proves satisfactory for the determination of micro amounts of Al and Fe in samples.

应用该法测定了硅石、硅砖、纯硅及白云石中的铁铝含量，并以加入法检验回收，结果较满意。

Pure Si and Nb were added separately into the liquid iron contained in quartz crucibles at 1600 ℃.

纯铁在石英坩埚中熔化，并恒温在1600℃，按前后分别加入纯硅和纯铌，让其充分发生反应。

The self-diffusion coefficients of ethanol and water in the pure are also estimated by molecular dynamic in the intracrystalline model.

通过分子模拟技术预测了乙醇/水的纯净物在晶间孔模型纯硅膜中的自扩散系数。

Effect of Silica Source on the Structure of Pure Silica MCM-41 Mesoporous Molecular Sieves

硅源对纯硅MCM-41介孔分子筛结构性能的影响

The pure silica zeolite ITQ-13 and zeolite B-ITQ-13 were synthesized by high temperature hydrolysis and static crystallization method. The zeolite Al-ITQ-13 was prepared in the route of liquid-solid isomorphous substitution.

采用高温水解和静态晶化法合成了纯硅ITQ-13和B-ITQ-13分子筛，并采用液-固同晶取代法制备了Al-ITQ-13分子筛。

Novel shallow donor centers in high-purity silicon

高纯硅中新的浅施主中心

Fluid Inclusions in Quartz of High Purity Silica Deposit of Xupu, Hunan

溆浦高纯硅矿床石英流体包裹体研究

Study on the Behavior of Impurities in the Preparation Process of Ultra-Pure Silicon

超纯硅制备工艺中杂质行为的探讨

Study on the Preparation of Acidic Silicasol

高纯硅溶胶的研究酸性硅溶胶的研制

There are two parts in this paper: the synthesis of MCM-41 assembling bodies and the synthesis of Si-MCM-48 and M ( Zr Cu Cr Zn Ni)-MCM-48.

本论文分两部分，即介孔材料MCM-41组装体的制备和纯硅介孔材料MCM-48及掺杂过渡金属（锆、铜、铬、锌、镍）离子的MCM-48的制备。

Fabrication and Property Test of Isotopic Pure Si Transistors

同位素纯硅半导体器件研制及性能测试