查询词典 TEM

Water-quenched samples were prepared by re-melting blast furnace slag and then quenching it at different temperatures. The effects of forming process on the relationship between structure and cementitious reactivity of quenched slag were studied by XRD, DTA, TEM, SEM and EDX techniques in combination with mechanical property and alkali leaching tests.

采用重新熔融水淬的方法制备不同水淬矿渣样品，综合进行净浆强度实验和碱溶出实验研究，借助XRD，DTA，TEM，SEM和EDX等分析手段，研究了矿渣形成过程、形成结构和胶凝性能之间的关系，并在此基础上探讨了矿渣潜在胶凝活性的形成机理。

The FTIR and TEM results show that Ce3-sol free from NO3-, CO32- was prepared by ion exchange method without washing, then the CeO2 crystal of high purity was synthesized by oxidation with H2O2 and vacumm drying. The sample obtained had an average diameter of 3 nm and good dispersity.

FTIR、TEM分析表明，离子交换法无需对合成的Ce3溶胶进行洗涤即可去除NO3-、CO32-等阴离子杂质，并用H2O2将该溶胶氧化，经真空干燥可制得粒径分布均匀，平均晶粒尺寸约3 nm，高纯度的CeO2粉体。

The effect of the preparation process on particle size,specific surface area, crystal form and crystalline morphology of the tungsten trioxide was investigated by TEM and XRD etc.

通过激光粒度仪、比表面分析测试仪、TEM、XRD等测试技术对WO3进行表征，研究了制备过程对WO3粒度大小、晶粒形貌、晶型等的影响。

The silver powder was characterized by TEM, SEM EDAX and XRD.

采用TEM、SEM、EDAX和XRD对所得银粉进行了表征。

Stable silver nanoparticles were synthesized via chemical reduction, and silver oxide nanoparticles were synthesized by means of mechanical stirring or sonicating, and both were characterized by TEM.

采用化学还原方法制备了稳定的纳米银溶胶、机械搅拌和超声技术制备了纳米氧化银，并用TEM测试技术对其进行了表征，且超声条件下制备的纳米氧化银粒径最小。

The surface of nano-ATO powders is modified by using titanate coupling agent and stearic acid as modifier. The modification results are characterized and analyzed by FTIR, XRD, TG, TEM, and the test for sedimentation coefficient and activation index.

以硬脂酸、钛酸四丁酯对掺锑氧化锡纳米粉体进行表面改性，用FTIR、XRD、TG、TEM等分析手段结合沉降系数、活化指数的测试对改性效果进行了表征和分析。

This paper studies the effect of consequent post heat treatment on the mechanical property and shape memory ratio of the welded TiNi joints in TiNi shape memory alloy precise pulse resistance butt welding,analyzes the joint structures and fractographies affecting mechanical property and shape memory ratio of welded joint by using strength testing, SEM and TEM, gets the optimum welding parameters obtaining good shape recovery ratio welded joint, and has discovered the inherent reason for proper consequent post heat treatment to promote the joint shape recovery ratio from microcosmic point.

摘 要：采用拉伸测试、SEM、TEM和定点成分能谱分析等手段研究了随机后热处理对TiNi形状记忆合金精密脉冲电阻对焊焊接接头力学性能、形状恢复率的影响，并对影响接头力学性能和形状恢复率的接头组织和形貌进行了研究，得出了获得具有较高形状恢复率接头的焊接参数，从微观角度揭示了随机后热处理提高接头形状恢复率的内在原因，为TiNi形状记忆合金的开发和应用提供了基础，具有重大的理论和实际应用价值。

Observing through SEM and TEM, we could found that the diameter of zeolite particle is during 10~20nm, the diameter of straight chain diatomite is between 8μm and 20μm, and the diameter of discoid diatomite is between 15μm and 20μm. From the diagram of TGA and DGA, we could draw the conclusion that the adsorption capacity of diatomite could be increased by heating method under appropriate temperature. The results of FTIR analysis show that there are several libration between 1510 cm~(-1) and 1529 cm~(-1), and this result can sufficiently prove the adsorption of benzene hydrocarbons.

4对材料进行了表征，通过SEM和TEM可以观察到分子筛粒径大小在10～20nm之间，直链结构的硅藻土直径约为8～20μm，盘状硅藻土圆盘直径约为15～50μm；经过TGA和DGA证实了，对硅藻土进行适当温度的活化可以提高硅藻土的吸附效果；经过IR分析，可以发现在1510～1529cm~(-1)之间出现了多个振动峰，这证明了分子筛对苯系物的吸附效果。

Porous film with a low dielectric constant was obtained by calcination of POSS template. The process and mechanism of film formation were investigated by FTIR and its structure was characterized by 29Si NMR, Ellipsometr, N2 adsorptiondesorption and TEM.

使用FTIR对材料制备过程及形成机制进行动态研究，通过 29Si NMR、椭偏仪、氮气吸脱附曲线和TEM等对材料的介电性质、孔洞大小和分布情况进行表征。

TEM micrographs showed that the powders, smaller than 40 nm in size and uniformly distributed, were obtained.

TEM研究表明，改变氧化剂的加入量可以获得颗粒尺寸约为40 nm、粒度分布均匀的粉体。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。