铌

Thus, if the faceting of Nb(111) can be induced. The performance of single atom Nb tip will be better than W tip in many applications.

因此若能在铌(111)的表面上产生皱化的现象，在各方面应用的表现上会比钨来的理想。

We also tried Au, Pt, and Pd to induced Nb faceting, but we haven't observed any faceting structure in these systems so far.

同时我们也尝试了用金、铂及钯对铌(111)表面引发皱化，然而到目前为止并没有发现任何皱化的结构。

For multi-component alloys like IN738 and 537,Nb might promote acidic fluxing of the oxide scale.

铌的上述作用可能促进氧化膜的酸性熔融。

An ultra-high strength, weldable, low alloy steel with excellent cryogenic temperature toughness in the base plate and in the heat affected zone when welded, having a tensile strength greater than 830 MPa (120 ksi) and a micro-laminate microstructure comprising austenite film layers and fine-grained martensite/lower bainite laths, is prepared by heating a steel slab comprising iron and specified weight percentages of some or all of the additives carbon, manganese, nickel, nitrogen, copper, chromium, molybdenum, silicon, niobium, vanadium, titanium, aluminum, and boron; reducing the slab to form plate in one or more passes in a temperature range in which austenite recrystallizes; finish rolling the plate in one or more passes in a temperature range below the austenite recrystallization temperature and above the Ar3 transformation temperature; quenching the finish rolled plate to a suitable Quench Stop Temperature; stopping the quenching; and either, for a period of time, holding the plate substantially isothermally at the QST or slow-cooling the plate before air cooling, or simply air cooling the plate to ambient temperature.

在基体板以及焊接时的热影响区处的低温韧性优异的超高强度、可焊接、低合金钢具有高于830MPa（120ksi）的抗拉强度，并且具有包含奥氏体薄膜层和细晶粒的马氏体／下贝氏体板条的显微层状组织，所述钢的制备过程为：加热含有铁以及特定重量百分比的添加元素的钢坯，所述添加元素为碳，锰，镍，氮，铜，铬，钼，硅，铌，钒，钛，铝，以及硼中的一些或全部；在奥氏体可发生再结晶的温度范围内，采用一个或多个道次，将所述钢坯轧制成板材；在低于奥氏体再结晶温度但高于Ar 3 转变点的温度下，采用一个或多个道次对所述板材进行终轧；将所述终轧板材淬火至一适当淬火终止温度；停止所述淬火；或者在空冷前在QST点基本等温保持所述板材一段时间，或者对所述板材进行缓慢冷却，或者只是简单地将所述板材空冷至室温。

It has been found that pure LiNbO3 powders could be prepared at about 600 and 240 ?

目前已发现的纯铌酸锂粉末可以准备约600名和240名？

Our study shows that, aluminum segregates on the alloy surface through the grain boundary diffusion and combines with oxygen to form dense Al2O3 oxide film which blocks oxygen to diffuse into the niobium matrix.

研究表明：铝通过晶界扩散偏聚在合金表面，并与氧结合生成致密的Al2O3氧化膜，阻挡氧向铌基体扩散。

Experiment is done on the acid hydrolysis of titanium-columbite-tantalite ore difficult to decompose.

对难分解的钛钽铌矿的酸分解工艺进行了试验研究。

The substitution of alkaline-earth metals for Ni improves the photocatalytic activity of MNb2O6. After UV irradiation for 10h, the concentrations of RhB/SrNb2O6 suspension and RhB/BaNb2O6 suspension are degraded to 21% and 37%, respectively.

结果表明，碱土金属Sr、Ba对NiNb2O6中Ni的取代能很好地提高铌酸盐的光催化效果，在10h紫外光照射下能分别将RhB的浓度降解到原来的21%和37%。

From existing literature, we understand that the nano Superconducting Quantum Interference Device has the ability to detect tens or hundreds of electron spin. In addition, it has a high capacity for nano-particle coupling as well as an extremely high sensitivity to detect flux. This study analyzes the characteristics of the nanoSQUID, uses the Focused ion Beam system to create nanoSQUIDs ranging in size and in thickness of the niobium thin film, and examines the physical properties of nanoSQUIDs.

中文摘要从文献中我们了解到nanoSQUID是有能力侦测到数十或是数百个电子自旋的能力，而且对於奈米粒子耦合的程度很高，并且量测到的磁通会有很高的灵敏度，所以本篇论文主要是探讨并分析nanoSQUID的性质与特性以及使用聚焦离子束系统来制作不同逼近尺度以及不同深度铌薄膜的nanoSQUID并量测其物理性质。

Photo-cathode superconducting accelerator experiment system includes Nd:YAG mode-locked laser, Cs 2Te cathode, 2+1/2 RF gun, L band 3.5MW microwave source, 1.3GHz superconducting cavity, 500W continuous microwave source, coaxial input coupler, 4.2K cryostat, helium liquified system, control system, beam diagnosis system, and vacuum system.

光阴极超导加速器实验系统由四倍频 Nd：YAG锁模激光器，Cs2 Te光阴极，2 +1 / 2微波电子枪，L波段 3 。5 MW脉冲微波源，1 。3 GHz单腔超导铌腔，5 0 0 W连续微波源，超导腔束管耦合器，4 。2 K低温恒温容器，液氦制冷系统，同步控制系统，束流参数诊断，真空系统等构成。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。