晶核

结果发现ZnO中空球层对ZnO微米管的生长起到了晶核的作用，能够在玻璃衬底上形成形貌规则的ZnO微米管；

The results showed that ZnO hollow spheres acted as crystal nucleus of ZnO microtubes .

晶粒细化机制可归结为TiC颗粒作为初生α-Mg的异质晶核。

The mechanism of grain refinement was ascribed to the TiC particles acting as heterogeneous crystal nucleus of primary α - Mg .

Young压力对晶核形成和晶体生长的影响

Effect of young 's pressure on crystal nucleation and growth

采用晶核/隔离法制备水滑石，并用X射线衍射技术对样品物相表征；

Hydrotalcite were prepared by nucleation and crystallization parting method and characterized by X-ray diffraction technology .

晶核剂对MgO－B2O3－SiO2渣系析晶行为的影响

Effects of nucleation agents on the crystallization behavior of mgo-b_2o_3-sio_2 slags

ZnO，ZnO-Fe2O3晶核剂对微晶玻璃显微结构的影响

Effect of the Crystal Nucleus of ZnO and ZnO-Fe_2O_3 on Glass - Ceramics Microstructure

Mg~（2+），Al（3+）通过反应界面相互扩散成核使晶核生长。

Growth of spinel nucleus by the diffusion of Mg2 + , A13 + through the reactive phase boundary .

TiO2和Cr2O3复合晶核剂对微晶玻璃晶化行为的影响

Effects of Composite Nucleation Agents TiO_2 and Cr_2O_3 on Crystallization Behavior of Glass-ceramics

Se溶液温度的降低是Se晶核生成的原因，Se溶液温度降低，Se过饱和析出，均相形成Se晶核。

Lowering the temperature of Se solution , Se saturated in water and Se nuclei formed .

生成的Si与氮气发生反应，形成Si3N4晶核，并不断长大。

Finally , free silicon reacts with nitrogen to form Si_3N_4 crystal nuclei and grow up .

非晶态Ni-P合金的晶化温度与预存晶核的关系

Relationship between crystallization temperature and pre-existing nuclei in the amorphous Ni-P alloy

TiO2作为晶核剂的云母微晶玻璃的分相与析晶

Phase Separation and Crystallization Behaviors of Fluormica Glass-Ceramic with Nucleation Agent of TiO_2

钛渣中TiO2作晶核剂对玻璃晶化的影响

Effect of TiO_2 in slags bearing titanium on nucleation and crystallization of glass

实现SOI结构的ELO方法中SiO2上Si多晶核的形成与抑制

Formation and Inhibitation of Polysilicon Nucleation on SiO_2 for SOI by ELO

增加TiO2、Nb2O5晶核剂对烧结微晶玻璃结构与性能的影响

Influence of the Addition of Nucleation Agent on the Structure and Properties of Sintered Glass Ceramics

三元晶核剂Li2O-A12O3-SiO2系微晶玻璃的晶化行为和性能研究

Study on the crystallization behavior and properties of Li_2O-Al_2O_3-SiO_2 glass-ceramics with ternary nucleating agents

研究表明，TiO2为该玻璃陶瓷的最有效的晶核剂。

The result shows that TiO2 is the most effective germination agent for this glass - ceramic .

晶核剂对Li2O-ZnO-SiO2系玻璃析晶行为及性能的影响

Effects of different nucleating agents on crystallization behavior and properties of Li_2O-ZnO-SiO_2 glasses

本文采用添加不同的晶核剂的方法，通过盖热分析（DTA）、扫描电镜（SEM）及X射线衍射（XRD）测试分析，研究了晶核剂对可切削玻璃陶瓷析晶性能的影响。

So we studied the effect of nucleating agents on the crystallization of machinable glass-ceramic through the analyze method of DTA , SEM and XRD .

水化产物生长在碳酸钙颗粒表面，对C3S水化起晶核作用并改善了界面粘结。

The hydrate products grow on the calcium carbonate particles . It acts as a nucleating effect for hydration of C_3S and improves the bond of interface .

复合晶核剂TiO2/ZrO2对MgO-Al2O3-SiO2系统微晶玻璃的影响研究

Effects of Multiple Nucleation Agents TiO_2 / ZrO_2 on MgO-Al_2O_3-SiO_2 Glass-ceramics

初生Al3Sc粒子是在SCR成形中凝固形成的，作为非均质晶核细化合金晶粒。

Primary Al_3Sc is formed during solidification in the processing of SCR , it can refine grain size as heterogeneous nucleus .

形成的中间过渡相如3C3S·CaF2在1178℃分解生成C3S具有晶核作用，从而使其晶体的生长提前。

The decomposition of intermediate compound causes C_3S formation , which has the effect of crystal nucleus and makes its growth early .

加之TiAl3与αAl之间具有良好的晶格对应关系，从而形成了大量的异质晶核，使铝合金得到细化。

There is a good matching relationship between TiAl 3 and Al , a lot of heterogeneous crystal nuclei are created , which is beneficial for the refining of aluminum alloy .

对不同形状晶核的DLA分形生长进行模拟和比较。

DLA fractal growth of different kernels has been simulated by using computer .

晶核形成温度下的热处理对含TiO2的MgO-Al2O3-SiO2系统玻璃晶化的影响

Effect of heat-treatment for nucleation on crystallization of mgo-al_2o_3-sio_2 glass containing tio_2

随着生长时间的增加，晶核在动力学的作用下会沿着一定的方向择优生长，从而形成W纳米线阵列。

With the increase in the growth time , crystal nucleus will preferential grow along a certain direction under the action of kinetics , thereby forming W nanowire arrays .

外加强磁场提高了Si和Al-Si的自由能，相对降低了Si形核势垒和临界晶核半径，促进了初晶硅和共晶Al-Si组织细化。

It will decrease the potential barrier and critical grain radius comparatively . Magnetic field will induce the refinement of primary Si and eutectic Al-Si alloy .

整体法制备CaO-Al2O3-SiO2系统微晶玻璃晶核剂的选择

Selection of Nucleating Agents on Body Crystallization for Preparing CaO-Al_2O_3-SiO_2 Glass-Ceramic

TiC形成的最佳反应时间为3－5min，此时形成的TiC晶核最有效，制备的Al－Ti－C中间合金细化效果最佳。

The optimal reacting time is 3-5 min , and the formed TiC nucleus are most efficient to the refining effect of the Al-Ti-C master alloys .