查询词典 X-ray diffraction

The results showed that the width and intensity of X-ray diffraction spectrum increased with ball milling time, which was caused by the reduction of crystal size and the increase of microstrain.

结果表明：粉末X射线衍射图谱的宽度和强度均随着球磨时间的延长逐渐加宽和降低，这是晶粒细化和晶格畸变共同作用的结果。

The mean cluster size is determined by means of UV spectrum, small-angle X-ray diffraction and transmission electron microscope .

用紫外吸收光谱、透射电镜、小角X-射线衍射来测定粒径的大小。

Characterization of the microstructure of the electrospun fibers was performed by X-ray diffraction and infrared spectrum.

对纺得的纳米纤维内部结构采用X射线衍射和红外光谱法进行分析，发现加盐有利于静电纺丝且不会影响纳米纤维的内部结构。

In ethylene glycol solution, 1 was converted into 1-oxo-13c-(2-hydroxyethoxy)-1, 13c-dihydro-dibenzo -xanthene (23) and ketal compound 7a, 13bethylenedioxy-1-hydroxy-7a, 13b-dihydro-dibenzo -xanthene (24), the structure of which was confirmed by X-ray single crystal diffraction.

在乙二醇中反应时，1被氧化为二苯并咕吨型的23和缩酮型的7a，13b-亚乙二氧-1-羟基-7a，13b-二氢-二苯并-咕吨（24）。24的结构得到X-ray单晶衍射的证实。

By virtue of the coordination of Cr2L (L = CO; PPh3; C3H5 BF4-) with N-vinylcarbazole, acenaphthylene and their derivatives as organic ligands, a series of organometallic complexes have been synthesized. Their spectra characterization and X-ray diffraction analysis have been performed. It is found that this kind of complexes possesses an electronic structure with highly extensive π- delocalization.

以N－乙烯基咔唑、苊烯及其衍生物作为配体与金属基团Cr2L(L = CO； PPh3； C3H5 BF4-)配位，合成了一系金属有机配合物，并对其进行了光谱表征和单晶X射线衍射分析，发现该类配合物具有高度离域的电子结构。

Combined with X-ray Diffraction Analysis, a new pigment-copper acetoarsenite, which were synthesize in Modem times, was also identified in Tibetan murals for the first time, and thus provided scientific data for dating the murals.

此外还利用x射线衍射分析技术，首次发现在西藏壁画制作中使用了近代人工合成的新颜料-乙酰亚砷酸铜，为壁画的保护和制作年代的推定提供了科学数据。

In common clinker,quenching at all start temperature,the X-ray diffraction pattern showed all the character of the monoclinic alite.

不掺杂熟料中阿利特在所有开始温度淬冷，都呈现M型衍射特征。

Quenching at other lower start temperature,the X-ray diffraction pattern of alite was like the character of the MⅠpattern alite.

在其它较低温度开始淬冷，掺杂熟料中阿利特更多呈现MⅠ型晶体的衍射特征。

The structure and component of several AlN samples are analyzed using X-ray powder diffraction.

讨论了PVT法生长AlN晶体所涉及的化学热力学过程和现象。

The in-situ process of alumina particles and niobium aluminide in aluminum matrix composite, using Al-20wt% Nb2O5 system, has been studied by means of differential thermal analysis together with X-ray diffraction analysis.

利用差分扫描热分析研究了利用Al－Nb2O5系统制备Al2O3颗粒增强金属基复合材料这的原位反应过程：用X－射线衍射分析了反应过程中的相变。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。