查询词典 diffraction

The analysis with X-ray diffraction, scanning electron microscopy, and energy dispersive spectrometer indicates that the fine TiFe(subscript 1-x)Cr particles distribute on the surface of magnesium base, acting as some catalysis sites, which improves the hydrogenating and dehydrogenating properties.

通过XRD、SEM、EDS分析研究表明，TiFe(下标 1-x)Cr(x=0， 0.3)合金粉以细小颗粒的形式分散镶嵌在镁粉基体上成为催化活性点，改善了体系的吸放氢性能。

The results show that diffraction of different intensity, in other words, the radius of the circular aperture apparently influences on the distribution of the normalized light intensity of the diffracted beam and its propagation law.

结果表明：不同强度的衍射即圆形光阑半径的大小明显影响衍射光束的归一化强度分布及其传输变化规律。

A holographic pattern, formed adjacent to the material layer on a surface of at least one of the transparent substrates, changes a divergence angle of the light by diffracting or transmitting without diffraction the incident light according to change of the refractive index of the material layer.

与材料层相邻地形成在至少一个透明基底的表面上的全息图案根据材料层的折射率的改变通过衍射入射光或者无衍射地透射入射光来改变光的发散角。

The thesis indicates that grating is a diffractive element, when the diffraction elements diffracts light into the solar cell, and the diffractive grating can be reflected due to its diffractive feature.

研究中所使用的光栅为一个绕射元件，在太阳能电池上制作一个绕射光栅，这个绕射元件可以将太阳光直接穿透至太阳能电池，并且也可以从太阳能电池反射的太阳能，进一步的进行再利用。

Oxidation resistance of pulse electrodeposited Ni-W-P-SiC composite coating was studied by means of mass gain of oxidation and X-ray diffraction.

用增重法和X射线衍射法研究了Ni-W-P-SiC脉冲复合镀层的抗高温氧化性能。

The CoFe2O4/TiO2 magnetic nano-photocatalysts has fairly good magnetic property. The X-ray diffraction, transmission electron microscopy and ultraviolet-visible technique were used to analyze the phase structure, size and spectrum response scope of the samples. The XRD indicated the anatase TiO2 was formed when TCF modified by plasma. The size of CoFe2O4 particles was about 20 nm. The diameter of CoFe2O4/TiO2 particles is in the range of 30~40 nm. So the shell of TiO2 enwraps closely around the core and the thickness is in the range of 10~20 nm.

运用VSM技术对样品磁性能进行研究，结果表明：等离子体修饰后的复合材料仍具有较高的饱和磁化强度，可在外加磁场作用下实现催化剂在水中的分离与回收；样品的XRD、TEM和UV-Vis分析测试结果表明：等离子体修饰后的复合材料有锐钛矿型TiO2存在；TEM谱图显示磁核CoFe2O4的平均粒径约为20 nm，TCF复合粒子的粒径约为30~40 nm，TiO2包覆层的厚度为10~20 nm。

Besides, the paper reveals the difference of mineral component between the fissured clay and the ambient soil by X-ray Diffraction test and discusses its effect to seepage in expansive soil.

此外，对合肥膨胀土中裂隙粘土的矿物进行X衍射分析，揭示了其与围土的区别并初步探讨了其存在对渗流的影响。

Methods According to the document of ISO/TC172/GW1 N80 about the test principle and the experimental demands of times-diffraction-imit factor M^2, beam diameters in different z places along the light direction were measured using LBA-300PC laser beam quality analyzing meter made in Spiricon Corporation of America. Hyperbolas were fitted utilizing the measured data.

根据ISO/TC172/SC9/WG1 N80文件对M^2因子的测量原理及要求，用美国Spiricon公司生产的LBA-300PC激光束分析仪，沿光传播方向在不同z位置，测出光束宽度，由测量数据进行双曲线拟合，确定束腰直径和远场发射角，计算M^2因子。

Carbon-doped TiO2 thin films were prepared by direct current reactive magnetron sputtering at room temperature in an Ar/O2 ambience, using a titanium target incrusted with graphite pieces. The films as prepared were characterized by X-ray diffraction, UV-Vis transmission spectra, and photoelectrochemistry methods.

室温下通过直流反应磁控溅射的方法，利用碳钛镶嵌靶在Ar/O2气氛中制备了碳掺杂纳米TiO2薄膜，并通过X射线衍射、UV-Vis透射光谱以及光电化学的方法对薄膜进行了表征。

The phases, chemical compositions and interlaces of the composite powders were characterized and analysed by X-ray diffraction , X-ray photoelectron spectroscope, transmission electron microscope and high resolution electron microscope.

利用X射线衍射、X射线光电子能谱和透射电镜对复合粉体的物相组成、化学组成及界面结构进行了表征分析。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"