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X-ray diffraction was used to study the variation of Microfibril Angle (MFA) in moso bamboo.

摘要应用X射线衍射技术对毛竹微纤丝角的变异规律进统的研究。

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The structure and properties of polyorganosiloxane-acrylate emulsion copolymer were investigated by IR, XPS, DSC, 1H-NMR, WAXD.

利用红外光谱、光电子能谱、差热分析、核磁共振、X射线衍射方法对聚硅氧烷改性丙烯酸酯共聚物的结构和性能进研究。

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The product of ion-exchange membrane electrolysis from Bayer liquor is Bayerite according to the pattern of X-ray diffraction.

X射线衍射分析表明,离子膜电解种分的品为拜耳型氢氧化铝。

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The chemical composition and micro-structure of the coating were examined with XRD and the morphography of the coating was analyzed with SEM.

用X射线衍射仪(XRD)对膜层的化学组成及结构进表征,用扫描电子显微镜(SEM)对膜层的形貌进分析。

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The changing of the structure and properties of UHMWPE fibres during super drawing were studied by means of SEM, DSC, WAXD and sound pulsimeter.

还借助扫描电子显微镜(SEM)、热分析(DSC)、广角X射线衍射(WAXD)、声速研究UHMWPE熔纺丝在超拉伸过程中结构性能的变化。

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The crystal structure was studied by means of X-ray diffraction,magnetic disaccommodation measurements were carry out with a computer aided system based on a LCR bridge.

用X射线衍射仪对粉末样品的结构进观测,磁导率减落测量用计算机辅助统的阻抗自动测量仪(LCR电桥)来完成。

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The compositions of phyllosilicate and iron oxides for several main types of soils and their corresponding iron-manganese nodules were studied by the means of XRD.

以我国几种常见土壤及相应土壤铁锰结核为试验材料,应用X-射线衍射,研究土壤和铁锰结核中层状硅酸盐和氧化铁的类型组合。

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According to the theory of scalar diffraction, first, the equipollence of spatial distribution of the plane-wave interferential field and parallel projective sine grating is discussed.

摘要根据标量衍射理论,首先讨论两平面波干涉场的空间分布与平投影正弦光栅的价性。

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The crystal structure has been determined by X ray single crystal diffraction, showing a distorted trigonal bipyramidal configuration with five coordination for the central tin atom.

通过元素分析、红外光谱和氢核磁共振谱对其结构进表征。用X-射线单晶衍射测定该化合物的晶体结构。

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The XRD patterns of kaolinic rocks in the coal measure are divided into three types according to the basal reflection intensity of the kaolinite in China.

根据高岭石基面衍射是否加强以及加强的程度,将我国煤高岭岩的XRD曲线分为3种基本形态类型。

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简史

Crick was supposed to be completing a thesis on the X-ray diffraction of large molecules.

而克里克则称在完成一篇用X线型分子的论文。

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VOA常速英语_美洲

We're using a diffraction to reflect the light directly in on human's retina.

我们正在使用一种法将光线直接反到人类视网膜上。

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生活爆炸 第2季

Sheldon, I was up all night using the new freeelectron laser for my Xray diffraction experiment.

谢尔顿,我整晚都在用新自由电子激光仪做我的X光实验。

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科学60秒-科学美国人 2022年9月合集

Most stars appear blue with long diffraction spikes, forming an eight-pointed star shape.

多数恒星呈蓝色,并带有长长的尖峰,形成八角星形。

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Crash Course Physics 速成课

This diffraction, which is the reshaping of light by obstacles, happens in lenses too.

这种是 障碍对光线的重塑,也发生在镜头中。

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科学60秒-科学美国人 2022年9月合集

Stars have very short diffraction spikes.

恒星的尖峰非常短。

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趣味化学实验:Periodic Videos

Chemists use it on x-ray defractometers because actually it is so lightweight it is actually got atomic number 4.

化学家在 X 线仪上使用它, 因为实际上它非常轻,原子序数为 4。

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科学60秒-科学美国人 2022年9月合集

Galaxies of different shapes and sizes, nebulous, cloudy, widths, and stars with eight pointed diffraction patterns.

不同形状小的星系、模糊的、多云的、宽度的、有八点图案的恒星。

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科学60秒-科学美国人 2022年9月合集

It has eight bright blue, long diffraction spikes.

它有八个明亮的蓝色长尖峰。

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SciShow 合集

This has to do with how light diffuses through a microscope's glass lens and was known as Abbe's Diffraction Limit.

这与光如何通过显微镜的玻璃透镜漫有关,被称为阿贝极限。

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Crash Course Physics 速成课

And they found that the electrons created a diffraction pattern, just like light did!

他们发现电子是被创造出来的 图案,就像光一样!

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分钟

My favorite diffraction pattern, though, is probably that of the Penrose tiling - it's simply gorgeous… not that you see Penrose-tiling-shaped openings very often.

我最喜欢的图案,可能是彭罗斯密铺——非常美丽...但彭罗斯密铺形状的缺口很少见。

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Crash Course Physics 速成课

When waves are re-shaped by obstacles, that's called diffraction.

当波被障碍重新塑造时,这 称为

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Crash Course Physics 速成课

But when waves diffract, they often spread outward behind obstacles.

但是当波发生时,它们通常会 在障碍后面向外扩散。

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PBS趣味科普

Then instead of a prism, I'm using something called a diffraction grading which uses tiny little grooves to split light into all of its individual wavelengths.

然后没有用棱镜,我用的是一种叫做分级的东西,它用微小的凹槽将光分成单独的波长。

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Crash Course Physics 速成课

But the double-slit experiment isn't the only situation where light creates a diffraction pattern.

但双缝实验并不是光产生图案的唯一情况。

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Crash Course Physics 速成课

This pattern is called a diffraction pattern, and it comes from the diffraction and interference of light waves.

这种图案称为图案,它来自光波的干涉。

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经济学人-科技

A century and a half after Newton, and more than two after Galileo, a Frenchman called Augustin-Jean Fresnel worked out that you can do it using diffraction.

在牛顿利用星光的150年后,伽利略的透镜系统的两百多年后,一个名叫奥古斯丁.让.菲涅尔的法国人想到也可以利用来达到目的。

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Crash Course Physics 速成课

Since lenses have edges, the incoming rays will always diffract and produce slightly blurred images, even if the lens is perfectly crafted. .

由于镜头有边缘,即使镜头制作精良,入光线也会 始终并产生略微模糊的图像。

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塔中恋人(下)

As a rule it is not a good thing to tinker your glasses; but I have found that the diffraction-rings are not perfect circles.

通常,修补眼镜不是一件好事;但我发现环不是完美的圆形。

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