晶体衍射

The crystal structure of three eremophliane sesquiterpenes and one bisabolane sequiterpene with two epoxies from above two Ligularia species were determined by X-ray four circle differactomer technique and single crystal structure analysis, and their stereostructure was further confirmed.

利用X-射线四元单晶衍射技术和单晶结构分析方法，测定了两种橐吾属中三个艾里莫芬烷型倍半萜及一个双环氧没药烷型倍半萜的晶体结构，进一步确定了它们的立体构型。

X-ray diffraction, scanning electronic microscope, impedance analyzer and piezoelectric workstation were used to determine the crystal structure, micrographic topography, dielectric, piezoelectric and ferroelectric properties of NKN—based ceramics.

利用X射线衍射分析、扫描电子显微、HP4294A阻抗分析仪、压电工作站等对这三个系列样品的晶体结构、表面形貌、介电性能、压电性能和铁电性能等进行了深入的分析、研究和对比。

The crystal structure and molecular chain behavior of mechanically micronize d corn starch were studied by various methods,such as polarized microscope,X-ray diffraction,DSC method,GPC and LLS.

采用偏光显微镜，X-射线衍射仪，示差扫描量热仪、凝胶过滤色谱以及激光光散射分析技术等测试手段，表征和探讨了超音速气流粉碎微细化处理的玉米淀粉的晶体结构和分子链行为。

Increasing the milling time continually,α-Fe of monophase BCC transfer to FeC intermetallic compound.

从X-ray衍射谱的分析可看出，这是由于样品发生了相变，从单相体心立方结构的α-Fe固溶体向FeC金属间化合物转变。x=1的样品，经255h球磨后，样品成为单相Fe5C2金属间化物，它具有单斜晶体结构。

The algorithm is based on the tensor expression of the second-order nondegenerate perturbation formulae of Bloch wave method of many-beam dynamically diffraction theory.

这些数据以被收录到新版《X-射线国际晶体学表》的C卷中。完善了高能电子衍射的非简并微扰理论的张量表述。

The X-ray crystal structure of One of these organotin complexes was determined employing X-ray crystallography.

并利用X-射线四圆衍射确证了其中一个配合物的晶体结构，为更深一步的研究其构效关系及该类化合物在体内的作用机制奠定了一定的基础。

Three single crystals of N-nitrobenzene, N-acyl dehydroabietic hydrazine 7c single water compounds, N, N-acyl dehydroabietic hydrazine 7l and 2,5 - dehydroabietic-1, 3,4 - oxadiazole 8g were obtained for the first time. X-ray diffraction analysis of these crystals showed dehydroabietic acid skeletons were contained in these crystal molecules.

首次得到N-去氢枞基，N-对硝基苯基双酰肼7c一水化合物、N，N-二去氢枞基双酰肼7l和2，5-二去氢枞基-1，3，4-噁二唑8g 3个单晶，并用X射线单晶衍射进行了解析，晶体中均含有去氢枞酸分子骨架。

The result shows the mechanical property of electrical porcelain sintered in reduce-atmosphere is better than in oxygenic.

采用 X射线衍射、扫描电镜等测试技术对材料内部的晶体结构进行了分析，讨论了不同气氛下铁、钛杂质在电瓷材料中的作用机

The analysis of X-ray diffraction and scanning electron microscope energy dispersion spectra show that the primary hydrolysis products of antimony pentachloride and its hydrochloric acid solution are amorphous antimony oxide rather than SbO2Cl.

X射线衍射和扫描电镜能谱分析表明：五氯化锑及其盐酸溶液的初始水解产物不是SbO2Cl，而是一种非晶态锑氧化合物；随着水解母液酸度的降低，五氯化锑溶液水解产物陈化五天后的晶型由非晶态向晶态变化；五氯化锑溶液水解产物经无水乙醇洗涤后水解产物仍为非晶态，而经蒸馏水洗涤虽主要为非晶态，但有少部分结晶的Sb2O5·4H2O晶体存在。

In this research, two novel compounds in which alkylenedithiomethylene Malonic acid act as the main coordination agents and the compounds containing N atom (such as pyridine, Phenanthroline Ethanediamine and 4,4'-Bipyridinyl) act as the associating coordination agents have been synthesized by the means of solution and solid-liquid diffusing reactions. 9 coordination complexes and polymers have been designed and synthesized in which the transition metals Cu and Zn acted as the centre ions. These compounds have been characterized by X-ray single crystal diffraction analysis, and some properties of them have been tested and analyzed.

本论文设计合成了两种结构新颖的含有二硫缩烯酮结构的丙二酸类化合物，以此为主要配体，以含氮化合物(吡啶、邻菲罗啉、乙二胺和4，4'-联吡啶)为辅助配体，采用常规溶液合成和固-液相扩散等方法，设计合成了9个过渡金属Cu和Zn离子配合物和配位聚合物，采用单晶X-射线衍射等技术对晶体结构表征，并对其部分性质进行了测试和分析。

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。