查询词典 X-ray diffraction

The nematic thermotropic liquid crystalline behaviour of ten kinds of PEAs obtained was studied by polarizing microscope , DSC and X-ray diffraction.

用热台偏光显微镜，DSC和X光衍射方法研究了热致液晶的相转变行为，确认了这十种聚酯酰胺均为向列型热致液晶。

By using synchrotron radiation energy dispersive X-ray diffraction and diamond-anvil-cell technology at room temperature,the in-situ high pressure structure of natural titanite had been studied experimentally.

利用同步辐射和金刚石压腔技术对天然矿物榍石进行原位高压能散模式X射线实验研究，结果表明榍石在3.9 GPa和10.9 GPa分别发生P 21/a→A 2/a和A 2/a→A 1结构相变，并首次确定10.9 GPa→25.1 GPa榍石结构很可能稳定保持A 1相。

CH3OH has been designed, synthesized and characterized by X-ray diffraction analysis. In this dinuclear complex, it is worthy of notice that the source of tridentate chelate atoms (1N2O) of IDA is different from that of the reported complex.

合成过程中，我们还首次得到了与1，10-邻菲咯啉及亚氨基二乙酸络合的铜的不对称双核配合物晶体。

In this article, three novel cyclopalladated ferrocenylimine triphenylphosphine complexes 2-4 were easily synthesized and characterized by elemental analysis, IR, 1H NMR, 31P NMR and X-ray single crystal diffraction.

为筛选高效催化Suzuki反应的催化剂，合成了3种新的环钯化二茂铁亚胺-三苯基膦配合物2~4，经元素分析、红外光谱和核磁共振谱对其结构进行了表征，并通过X射线单晶衍射测定了化合物3的晶体结构。

In this thesis, on the one hand, two new tripodal ligands and twenty-three of their lanthanide complexes were synthesized, and their fluorescence properties were investigated, on the other hand, nine new copper and silver complexes with six kinds of tripodal ligands were synthesized and their crystal and molecular structures were determined by X-ray diffraction analysis.

本论文一方面合成了两个新三脚架配体的23个稀土配合物，并对它们的发光性能进行了探讨；另一方面得到了涉及六种三脚架配体的9个铜、银配合物，并测定了它们的晶体结构。

One mixed-ligand complex ofnH2Otpa=terephthalate, tripy=4'-(4methyoxyphenyl-2,2':6',2-terpyridine was synthesized and characterized by IR, elemental analysis and thermo-gravimetric analysis. The crystal structure of the product was established by single-crystal X-ray diffraction.

采用水热法合成了新的维链状锌的配位聚合物nH2O（tpa=对苯二甲酸，tripy=4'-（4-甲氧基苯基）－2，2'：6'，2-三联吡啶），通过红外光谱和元素分析对该配位聚合物进行了结构表征，用X射线单晶衍射测定了晶体结构。

Compound 1 and 2 are pure tungstosilicate cluster,the others are transition-metal tungstosilicate clusters All compound characterized by elemental analyses,IR,TG,and single-crystal X-ray diffraction..

其中，前两个化合物为纯硅钨簇，后三个化合物为含有金属的硅钨簇。所有的化合物都通过元素分析，IR，TG和单晶X-射线分析进行了表征。另外，对于化合物3、4和5，我们还对其电化学性质进行了研究。

A three-unite hydrogel that had a thermoresponsive shape memory was prepared by copolymerizing a hydrophobic monomer n-stearyl acrylate with n- undecylenic acid and acrylamide,and its structure and properties were studied by X-ray diffraction,DSC and DMA.

选用疏水性单体丙烯酸十八酯和十一烯酸以及亲水性单体丙烯酰胺制备了三元共聚凝胶P(SA-co-AM-co-HA)，通过X射线衍射、DSC、DMA等对三元凝胶的结构和性能进行了研究，发现三元凝胶形成了有序排列，这种有序排列会随着温度的变化发生可逆转变，从而使凝胶显示较好的形状记忆特性。

The temperature for crystallization obtained by differential scanning calorimetry is 193.92 ℃. The undeposited AgInSbTe is amorphous by the measurement of X-ray diffraction, while the phase change film is heated at 200 ℃, the peak could be observed by XRD, which indicated that the amorphous state had become a crystalline state.

示差扫描量热实验测定的结晶峰温度为193.92 ℃。X射线衍射表明未经热处理的沉积态薄膜是非晶态，而经过200 ℃热处理，X射线衍射图出现衍射峰，薄膜从非晶态转变到晶态。

The microstructure of the magnesium alloy before and after ECAP were examined by means of OM and TEM. The hardness of the as-extruded and unextruded Mg-6Zn-1Gd-0.6Zr magnesium alloy was examined by vickers hardness tester. The rolling of the crystal plane in the process of ECAP was analyzed by X-ray diffraction.

采用光学显微镜和透射电子显微镜分析了试样ECAP变形前后的显微组织变化，采用显维硬度计对Mg-6Zn-1Gd-0.6Zr合金ECAP变形前后进行了硬度测试，采用X-射线分析法分析了ECAP变形过程中晶面的转动。

What was it that made you want to change sider ?

是什么使你临阵倒戈？

I don't know what he wants, but let's play along with him.

我不知道他要干什么，可我