查询词典 x ray diffraction

Changsha 410076, China）Abstract: In order to study the slagging characteristics of boiler carborundum combustion liners during pulverized coal stream combustion, the slag samples of pulverized coal stream combusting experiments were investigated by optics microscope and X-ray diffraction.

摘 要：采用光学显微镜和X射线衍射等方法对煤粉气流燃烧过程在碳化硅质卫燃带上的渣样进行测试，并对渣样的形貌及结晶特性、渣样成分与碳化硅之间的高温烧结特性进行分析。

We study the relationship between microstructure and luminescence efficiency for GaN heteroepitaxial films by cathodoluminescence,transmission electron microscopy,and X-ray diffraction.

用阴极射线致发光法、透射电子显微镜和X射线衍射法研究了异质外延GaN材料的发光性质与结构特性的关系。

It is found by X-ray diffraction that the solution of Sm2O3 and Gd2O3 in ceria for the samples sintered in the range of 1 400─1 550 ℃ is better, but for the sample sintered at 1600 ℃, a new phase is formed with the reduction of lattice constants.

X射线衍射分析发现：对1 4001 550 ℃烧结的样品，Sm2O3和Gd2O3固溶较好﹔但对1 600 ℃烧结的样品，有新相生成，同时晶格常数减小。

The RE doped TiO2 was prepared by sol-gel method, the structure and shape were characterized by X-ray diffraction and FE-SEM. The photocatalytic activities were evaluated by degradation of chloramine phosphorus.

采用溶胶－凝胶法制备稀土掺杂纳米TiO2光催化剂，利用X射线衍射仪和FE-SEM等对样品的结构和形貌进行表征。

The spinel LiMn2O4 is synthesized by the citrous acid method. The X-ray diffraction pattern of LiMn2O4 show that the product is a spinel phase with a=0.824nm cubic unit cell.

论文首先采用柠檬酸配位法制备尖晶石型LiMn2O4，X射线衍射证实了产物的结构，晶胞参数a=0.824nm。

The comparison of IR spectrum and X-ray diffraction and waxy crystal size for paraffin, gum ,and asphaltene before and after treatment was made.

用降凝降粘剂EVA+AA处理高蜡原油，并对原油处理前后的石蜡、胶质、沥青质进行红外特征吸收峰、X射线衍射峰以及蜡晶尺寸变化研究。

X-ray diffraction shows that the synthesis of cordierite and in situ nitridation of TiO2 were fulfilled simultaneously.

不同温度下合成产物的X射线衍射分析表明：前驱粉体在1250℃氮化3h时，堇青石与氮化钛的合成反应能同时完成。

The conventional X ray diffraction method is improved in combination with glance incidence, side inclination, internal standard and cross correlation function.

结合掠射、侧倾、内标及交相关函数定峰等技术，改进了常规X射线应力测量方法，测量了上述薄膜中的内应力，表明可显著提高内应力测量精度。

And by IR, TGA and X-ray diffraction on the crystal structure and properties were characterized and studied.

并且通过IR、TGA和X-射线单晶衍射对晶体结构和性质进行了表征和研究。

The structure of the complex was determined by single crystal X-ray diffraction.

对该配合物的单晶进行了X-射线衍射分析，确定了结构。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。