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Pt nano particles decorated with nafion ionomers were synthesized and used as electrocatalyst in proton exchange membrane fuel celldue to plentiful proton channels provided by the enwrapping polymers.Then decorated Pt particles were deposited on carbon nanotubes,which enwind each other into interconnect nets and form the framework of the catalyst layer for PEM fuel cell.

介绍了Nafion聚合物作为修饰离子，合成具有原位质子导电能力的纳米Pt颗粒；TEM分析显示Pt颗粒的平均粒径为4nm，颗粒之间界限明显，分散状态良好；将这种离子导体修饰的纳米Pt沉积到纳米碳管表面作为质子交换膜燃料电池催化电极，纳米碳管相互缠绕在催化层形成交联的电子通道。

In the present study changes of NOS positive cells after injection of LPS and apoptotic ependymal cells, the relationship between expression of immediate early gene c-fos and astrocytes, and comparison of changes between SFO and rest regions of the brain in different time-points were investigated with NADPH-d histochemistry, apoptosis in SITU detection of TUNEL, TEM and SEM, fluorescein double labeling of immunohistochemistry, and laser scanning confocal microscope .

为了证实穹窿下器在脑内免疫调节系统中的作用，在本研究当中，应用了NADPH-d的组化方法、TUNEL末端标记法、扫描及透射电镜方法、免疫组织化学的荧光双标法及激光扫描共聚焦显微镜技术，来研究在腹腔内给予大肠杆菌内毒素后，脑内的一氧化氮合酶细胞的变化、室管膜细胞的凋亡、早期即刻基因c-fos的表达与星形胶质细胞之间的关系，以及穹窿下器与其它脑区相比较时的特异性改变。

In the present study changes of NOS positive cells after injection of LPS and apoptotic ependymal cells, the relationship between expression of immediate early gene c-fos and astrocytes, and comparison of changes between SFO and rest regions of the brain in different time-points were investigated with NADPH-d histochemistry, apoptosis in SITU detection of TUNEL, TEM and SEM, fluorescein double labeling of immunohistochemistry, and laser scanning confocal microscope.

为了证实穹窿下器在脑内免疫调节系统中的作用，在本研究当中，应用了NADPH刁的组化方法、TUNEL末端标记法、扫描及透射电镜方法、免疫组织化学的荧光双标法及激光扫描共聚焦显微镜技术，来研究在腹腔内给予大肠杆菌内毒素后，脑内的一氧化氮合酶细胞的变化、室管膜细胞的凋亡、早期即刻基因（immediate early genes沁－fos的表达与星形胶质细胞之间的关系，以及穹窿下器与其它脑区相比较时的特异性改变。

This article reports a new kind of copolymer, non polar polar terpolymer : poly(styrene-butadiene-methyl methacrylate ) P(S-b-B-b-MMA prepared by anionic polymerization with n BuLi as initiator, 1,1 diphenylethylene as capping agent and lithium 2-(-methoxyethoxy) ethoxide as complex agent.

以正丁基锂为引发剂， 1 ，1-二苯基乙烯为戴帽剂， 2-(2-甲氧基乙氧基)乙氧基锂为络合剂，在环己烷、四氢呋喃混合溶剂中，采用阴离子聚合法，于－70℃～－40℃合成了非极性-极性的三嵌段共聚物聚苯乙烯-聚丁二烯-聚甲基丙烯酸甲酯，并借用GPC、1H-NMR、DSC、TEM、IR等仪器对共聚物进行了表征。

Using ethyne as source gas, CNTs were successfully synthesized by CVD method. By comparing different synthesis technics, the influences of parameter to the grow of CNTs, such as catalysts, growth time, reaction temperature and ratio of all kinds of carrier gases were investigated. The results showed that the influence of carrier gas, reaction temperature, and the growth time on synthesis of CNTs was significant. In conclusion, a better condition for carbon nanotube growth was obtained. Through analyzing Raman Spectrum of samples, GM and SWNTs' characteristic peak-RBM was indicated.

采用乙炔为碳源、氢气和氩气为载气，利用气相催化热解法在AAO模板上成功的制备出了纳米碳管，用TEM，SEM，EDS，Raman等表征方法研究了生长温度、裂解时间、载气含量和不同催化剂对碳纳米管的石墨化程度、产物形态的影响，指出了单壁碳纳米管的特征振动模式—径向呼吸振动模以及拉伸振动模式G模，缺陷导致的D模，并采用蒸金后的样品进行了场发射的测试，得到了F-N曲线，与理论符合较好。

The location and structures of sex-pheromone-producing gland in female H.insularis were studied by EAG,GC,SEM,and TEM.These studies showed that thegland situate in the intersegmental membrane between the eighth and ninthabdominal segments,and is an eversible abdominal fold;Many plump cones disturbon the surface of the gland.The glandular cells of 2-day old virgin female H.insularis are arranged in one layer,among which the central cells are columnarepithelial cells and flat on two sides.The nucleus is irregular elliptical.There isevident conjugation between cells and the involution is more in the basal membraneof cell.Microvilli are distributed on the cytoplasmic membrane and linked withendocuticle on which there are many layers of chitin,and the outer cuticule is staineddeeper.The cell contains bubbles,mitochondria,glycogen deposits,roughendoplasmic reticulum and smooth endoplasmic reticulum.

结合触角电位、毛细管气相色谱、扫描电镜、透视电镜等技术对小线角木蠹蛾雌蛾腹尖末端不同组织部位提取物的测定分析以及腺体位置和形态结构的观察发现：小线角木蠹蛾性信息素分泌腺位于腹部末端8～9节之间，是一个由节间膜特化而成的上皮结构，为一可外翻的腹褶，腺体表面分布着饱满的锥形体，羽化后2天未交尾的雌蛾腺体细胞呈单层排列，腹面中央由密集的柱形上皮细胞组成，细胞排列向两侧延伸至背部，其形状由柱形逐渐变为扁平形，细胞核为椭圆形，细胞与细胞间有明显的胞连接，细胞基底膜基褶较多，质膜上分布着微绒毛，并与内表皮连接，内表皮上有多层几丁质，外角质层染色较深，细胞质中含有空泡、线粒体、脂质粒、粗面内质网和光面内质网。

Through TEM and XRD,the hybrid material is proved to have exfoliative structure.

这样可以省去蒙脱土的有机化处理和烦琐的洗涤过程，大大降低生产成本，缩短工艺过程。

The heat capability of the hybrid material was tested by DSC,which indicates that Tg and Td elevate above 10℃ and the exothermal quantity decreases by about 50%.

通过TEM，XRD等分析手段对制备的杂化材料进行了表征，证明该乳胶粒子具有剥离型结构，并用DSC对该杂化材料的热性能进行了测试，其玻璃化转变温度和起始分解温度均提高10℃以上，放热量减少约50%。

Especially,the problems in pivotal step,such as oxidation,exposal,ionetching process and etc.are emphasized.

通过高分辨TEM图的分析，选择了合适的氧化工艺，制备的氧化层平整、没有孔洞，达到了隧道结的基本要求。

The TEM analysis indicated that the proper growth of the filament and fimbrial morphology were MrkD adhesin dependent.

而藉穿透式电子显微镜来观察这些重组大肠杆菌表现的纤毛，我们发现mrkD基因型的变异会影响第三型纤毛的长度和型态。

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。