金属粒子

To improve the dielectric performance of the syntactic foam ,a kind of a low density dielectric materisl with high dielectric comstant.

为改善复合泡沫塑料的介电性能，采用金属氧化物粒子填充改性双马来酰亚胺空芯玻璃微球复合泡沫塑料得到了高介电常数、低介质损耗因数、低密度、力学性能良好的电介质材料。

During the second transition about 231°C, a structural change took place, which corresponding to decomposition of silver behenate. The major thermal decomposition products are silver nanoparticles and behenic acid. The gas products from thermal decomposition of silver behenate were detected by MS. Carbon dioxide was first emerged, subsequently water, hydrogen, acetylene and some small molecule alkenes appeared.

采用MS对山嵛酸银在整个热分解过程中所释放出的气体产物的跟踪检测发现，首先是二氧化碳气体的放出，接着是氢气和水，随着温度的进一步升高，又伴随着乙炔和一些小分子的烯烃产生，当温度进一步升高到500℃左右时，被山嵛酸钝化的银纳米粒子逐渐失去了有机分子，最终的热分解产物为金属银。

The well-documented chelating properties of bipyridine and the sensitivity of the optical properties of AuNPs have been employed to detect low concentration of metal ions in water.

因为联吡啶具有好的钳合能力，加上金奈米粒子的灵敏的光学性质，所以可以用来侦测水中低浓度的金属离子。

It was concluded by the X-ray photo spectroscopy that the friction performance of metals could be improved by the lube containing nanosize CaCO3 particles due to the coaction of three matters CaCO3, CaO and Ca during friction process.

通过X射线光电子能谱法得出：含有纳米碳酸钙粒子的润滑油，在摩擦过程中通过碳酸钙、氧化钙、钙三种物质共同作用提高金属的摩擦学性能。

Microstructural evolution in laser deposited compositionally graded α/β titanium-vanadium alloys .

杨楠，杨洗陈，&激光熔覆中金属粉末粒子与激光相互作用模型&，光学学报 28，

The fact that only the SERS spectrum of PATP is observed from the assembly, where PATP is partially replace d with N,N'-diphenylthiourea, demonstrates that the electromagnetic field is mainly localized in the region between the silver particles and the surface of the silver metal.

实验中发现只有组装阵列上的PATP分子的SERS被观察到，而部分替代PATP的二苯基硫脲的SERS信号没有得到，说明电磁场主要集中在银粒子和金属银表面之间的这一区域。

In these years a lot ofresearches on these materials have shifted to their behavior under energic particleirradiation, because they have been regarded as promising candidate materials formany important nuclear applications.

近年来大量对这两类材料的研究却逐渐开始关注其在高能粒子强辐照条件下的行为，因为金属氧化物现在被认为是极有潜力的核技术结构材料，而SiC除了作为重要的核工业结构材料之外，作为半导体材料也一直被作为能在极端条件下正常工作的新型半导体材料。

First, we synthesized a new monomer,1-(3\'-aminopropyl)-4-acrylamido-1,2,3-triazole hydrochloride,via click chemistry and its block copolymer with NIPAM, PNIPAM-b-PAPAT,via RAFT polymerization.On the basis of the reaction between amine groups of the PAPAT block and glutaric dialdehyde,core cross-linked and shell cross-linked micelles with inverted structures were prepared at 25℃and 50℃,respectively.

借助于PAPAT嵌段上含有的氨基及PNIPAM嵌段的LCST效应，我们在其20℃和50℃的水溶液中分别制备了CCL胶束和SCL胶束，进一步地，我们利用由Click反应产生的1，2，3-三氮唑环对金属的强络合和稳定作用，分别对CCL胶束的内核与SCL胶束的外壳用金纳米粒子进行选择性修饰。

Auxiliary SJT-B is a 10% phosphorosilicate colloidal solution,containing Na+ and K+,SiO2-3 and PO3-4,and pentavalent poly phosphorosilicate chain anion formed from activated SiO23 and PO3-4 and the chain anion can bind Ca2+ and Mg2+,thus inhibiting scaling and metal corrosion.

助剂SJT-B是10%的磷硅酸盐胶体溶液，含有Na+和K+、SiO32-和PO43-等离子，在活化状态下一部分SiO32-和PO43-生成具5个负电荷的聚磷硅酸根链状阴离子，后者可结合Ca2+、Mg2+而形成纳米磷硅酸盐胶态粒子，避免结垢并防止金属腐蚀。

Metallic nanoparticles complex thin film is a new kind of promising photoemissive thin film because of its perfect photoemissive properties and extremely fast optical response.

金属纳米粒子/介质复合薄膜因其优良的光电特性和超快响应而成为应用背景很强的光电功能薄膜。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。