孪晶

天然α-石英晶体中孪晶界面的X射线形貌研究

X-ray diffraction topographic study of twin boundaries in natural α - quartz

此外，在Ni孪晶界附近存在较多生长缺陷&Frank位错。

Furthermore , there are quite many growth defects-Frank dislocations near the Ni twin boundary .

850～1000°C变形孪晶与晶界交互作用及孪晶间的交互作用产生了微裂纹；

The interactions among deformation twins and grain boundary induce micro cracks .

具有孪晶结构并计及涨落效应的高Tc超导体的比热

The specific-heat of high t_c superconductors with twining structure and with fluctuating effect being taken into account

Al-ZrOCl2体系原位生成Al3Zr的孪晶生长

Twin growth of in-situ formed al_3zr in the system al-zrocl_2

Al（20）Cu2Mn3相中孪晶的高分辨电子显微术研究

High resolution study of twins in al_ ( 20 ) cu_2mn_3 phase

孪晶片层厚度对纳米孪晶Cu疲劳性能的影响

Effect of twin lamellar thickness on the fatigue properties of nano-twinned Cu

天然金刚石孪晶的X射线衍射与形貌研究

X-ray diffraction and topographic studies of natural diamond

Al合金激光熔凝区中的孪晶组织

An observation on twinning structure in laser melted - solidified region of aluminium alloy

运用方波电位电沉积法制备了五重孪晶结构的Pd纳米棒。

Five-fold twinned Pd nanorods were prepared by square-wave potential electrodeposition .

Ti单晶及多晶与孪晶相关的疲劳裂纹萌生

Twin dependent fatigue crack initiation in Ti monocrystals and polycrystals

ZnO外延薄膜的制备及孪晶的形成

Epitaxial Growth of ZnO Films and the Form of the Twin Domains

γMn基合金反铁磁畸变与高阻尼孪晶的形成

Antiferromagnetic Distortion and Formation of High Damping Twins in γ Mn-Based Alloys

Cr还促使γ相内形成孪晶。

Besides , the addi-tion of Cr can promote the formation of twins in the γ phase .

Fe和Co对Ni2MnGa合金（110）马氏体孪晶界面电子结构的影响

Effect of Fe and Co on the electronic structure of ( 110 ) martensite twin boundary in Ni_2MnGa alloy

孪晶对CVD金刚石薄膜宏观织构组分的影响

Effect of Twins on Macro-texture Components in CVD Diamond Films

激光快速熔凝使稀土元素Ce在Al中的溶解度提高是导致孪晶生成的主要原因。

Main reason for twin formation is that solubility of RECe in Al is increased by laser rapid melt-solidification .

增碳层中的碳化物主要为M（23）C6。马氏体带由位错马氏体、孪晶马氏体、残余奥氏体和少量碳化物组成；

The carbonide in the recarburized layer is mainly M23C6.The martensitic zone is composed of dislocation martensite , twinning martensite , residual austenite and a little carbonide .

化学气相沉积（CVD）金刚石的主要晶体缺陷为孪晶、层错和位错。

Crystal defects of CVD diamond films are mostly twins , stacking-faults and dislocations .

孪晶马氏体的固溶强化使熔敷金属的硬度高、脆性大，Ar的增韧作用有很大局限性。

Since twin martensite results in the high hardness and brittleness of the deposited metal , the effect of austenite on toughness is restricted .

V4C3质点与形变孪晶的交互作用

Interaction between precipitated v_4c_3 particles and deformation twin

形变孪晶对层状TiAl基合金断裂机制的作用

Effect of deformation twin on fracture mechanism of fully lamellar TiAl Alloys

CVD自支撑金刚石薄膜中的宏观织构与微观孪晶

Macro-texture and Micro-twins in Free-standing Diamond Films

对于R面蓝宝石衬底的SnO2：Sb薄膜，随着Sb掺杂浓度的增加，薄膜中（101）孪晶的含量变少。

As Sb concentration increased , the ( 101 ) twins in SnO2 : Sb films on r-cut sapphire were reduced .

之后根据马氏体相变晶体学理论，我们编制了构造奥氏体及孪晶马氏体原子空间构型的matlab软件包。

Based on the crystallography theory of MT , we cast a matlab package to construct the spatial configuration of austenite and austenite-twinned martensite .

并对CVD金刚石的五次孪晶的研究作了总结。

Five-fold twin in CVD diamond is wholly reviewed in the paper at the same time .

T2内晶粒有所长大，而且也出现了退火孪晶。

Grains in T2 coarsened and annealing twins appeared .

本文对Ag纳米线中的五次孪晶结构进行了深入系统的透射电镜研究。

We systematically investigated the fivefold twinning structure in Ag nanowires by means of transmission electron microscopy ( TEM ) .

在Cr7C3薄膜中观察到了{013}孪晶。

The { 013 } twin is observed in Cr_7C_ 3 film .

研究了Cr7C3相高次孪晶的相互关系。

The interrelation of higher twin in Cr_7C_3 has also been discussed .