diffract

简明释义

[dɪˈfrækt][dɪˈfrækt]

vt. 衍射;使……分散;碾碎

vi. 衍射

英英释义

To cause (a beam of light or other radiation) to change direction as it passes through a narrow opening or around a barrier.

使(光束或其他辐射)在通过狭窄的开口或绕过障碍物时改变方向。

To break up (waves) into smaller components, typically resulting in a pattern of interference.

将(波)分解为更小的组成部分,通常导致干涉图案。

单词用法

light can diffract

光可以衍射

when waves diffract

当波衍射时

diffract through a slit

通过狭缝衍射

diffract around an obstacle

绕过障碍物衍射

同义词

scatter

散射

Light can scatter when it passes through a prism.

光经过棱镜时会发生散射。

bend

弯曲

Waves bend around obstacles in their path.

波在其路径上的障碍物周围弯曲。

refract

折射

When light refracts, it changes direction.

光折射时,会改变方向。

反义词

collimate

准直

The lens is designed to collimate the light beams.

这个透镜旨在将光束准直。

focus

聚焦

We need to focus the laser to achieve better precision.

我们需要聚焦激光以获得更好的精度。

例句

1.The robotic crystallization process made plenty of crystals, but they did not diffract very well.

机器人晶体创造出许许多多个晶体,不过它们的衍射现象并不明显。

2.Analyzing the difference of atom hologram and optical hologram, we point out that only the laser cooling atoms can satisfy the coherent and diffract conditions required by the hologram technology.

分析讨论了原子全息与光学全息的区别,指出只有经激光冷却的原子束才满足全息技术所要求的相干条件和衍射条件。

3.They did this in Bell Laboratories, and they found that, in fact, the electrons did diffract.

他们在贝尔实验室完成了这项工作,他们发现实际上,电子确实发生了衍射。

4.This text from several why resemble bad - color resemble bad - circle bore the diffract with illuminated a few aspects to analyze to influence microscope distinguish rate.

本文从几何像差、色像差、圆孔衍射和照明几个方面分析了对显微镜分辨率的影响。

5.The microcosmic configuration, phase distributions and constituents are investigated by X-ray diffract meter.

采用X射线衍射相结构分析对膜层的微观形貌和膜层进行了分析。

6.Sending X-rays through the crystal: Depending on how they diffract , a mathematical model is used to determine and observe the protein's structure.

令X射线穿过晶体:我们使用一个数学模型根据通过它们时产生的衍射来测量和观察蛋白质结构。

7.Then they made a version with really short spindles, but the crystallized form did not diffract x-rays.

之后他们作出了一个具有一些真正小纺锤的视角,但是已结晶的形态并不在X射线下产生衍射。

8.Analyzing the difference of atom hologram and optical hologram, we point out that only the laser cooling atoms can satisfy the coherent and diffract con...

分析讨论了原子全息与光学全息的区别,指出只有经激光冷却的原子束才满足全息技术所要求的相干条件和衍射条件。

9.The diffraction pattern observed on the screen shows how the waves diffract 衍射 as they pass through the slits.

在屏幕上观察到的衍射图样显示了波在通过缝隙时是如何衍射的。

10.The phenomenon of sound waves diffracting 衍射 around obstacles is why we can hear someone calling us from a distance.

声音波在障碍物周围衍射的现象是我们能听到远处有人叫我们的原因。

11.Scientists use lasers to diffract 衍射 light for various experiments.

科学家使用激光来衍射光以进行各种实验。

12.When light passes through a narrow slit, it can diffract 衍射 and spread out into a pattern.

当光通过一个狭窄的缝隙时,它可以衍射并扩散成一个图案。

13.In a double-slit experiment, particles diffract 衍射 to create an interference pattern.

在双缝实验中,粒子衍射形成干涉图样。

作文

Light is a fundamental aspect of our universe, playing a crucial role in various scientific fields. One of the fascinating phenomena associated with light is its ability to diffract (衍射) when it encounters an obstacle or a slit that is comparable in size to its wavelength. This behavior is not only intriguing but also essential for understanding many optical technologies we use today, such as cameras, microscopes, and even our own eyes. The concept of diffract (衍射) can be observed when light passes through a narrow aperture or around the edges of an object. As the waves spread out after passing through the slit, they create patterns of light and dark bands on the other side. This phenomenon can be explained using the wave theory of light, which suggests that light behaves both as a particle and a wave. When light waves encounter a barrier, they bend around it and interfere with each other, leading to the diffraction (衍射) pattern that we can observe. One of the most famous experiments demonstrating diffract (衍射) is the double-slit experiment, conducted by Thomas Young in the early 19th century. In this experiment, a coherent light source shines through two closely spaced slits, resulting in an interference pattern on a screen behind the slits. The alternating bright and dark fringes are a direct result of the diffraction (衍射) of light waves as they pass through the slits. This experiment provided strong evidence for the wave nature of light, challenging the previously held particle theory. The implications of diffract (衍射) extend beyond just light. It is a principle that applies to all types of waves, including sound waves and water waves. For instance, when sound waves diffract (衍射) around a corner, they allow us to hear sounds even when we cannot see the source. Similarly, ocean waves can diffract (衍射) when they encounter obstacles like rocks or piers, creating complex patterns in the water. In modern technology, the principle of diffract (衍射) is harnessed in various applications. One notable example is in the design of diffraction gratings, which are optical components that separate light into its constituent colors. These gratings work by exploiting the diffract (衍射) of light waves, allowing scientists to analyze the spectral composition of light from different sources. This capability is crucial in fields such as astronomy, chemistry, and environmental science, where understanding the makeup of light can reveal important information about distant stars, chemical compounds, and atmospheric conditions. Furthermore, researchers are continually exploring the potential of diffract (衍射) in nanotechnology and materials science. By manipulating the diffract (衍射) of light at the nanoscale, scientists aim to develop new materials with unique optical properties. These advancements could lead to breakthroughs in photonic devices, sensors, and energy-efficient technologies. In conclusion, the phenomenon of diffract (衍射) is a captivating aspect of wave behavior that has profound implications across multiple disciplines. From enhancing our understanding of light to driving innovations in technology, the study of diffract (衍射) continues to inspire curiosity and exploration in the scientific community. As we delve deeper into the intricacies of wave phenomena, we unlock new possibilities that shape our understanding of the world around us.

光是我们宇宙中的一个基本方面,在各个科学领域中发挥着至关重要的作用。与光相关的一个迷人现象是,当光遇到与其波长相当的障碍物或狭缝时,它能够diffract(衍射)。这种行为不仅令人着迷,而且对于理解我们今天使用的许多光学技术(如相机、显微镜甚至我们自己的眼睛)至关重要。diffract(衍射)的概念可以在光通过狭窄的孔径或绕过物体的边缘时观察到。当光波在通过狭缝后扩散时,它们在另一侧形成明暗相间的图案。这种现象可以用光的波动理论来解释,光既表现为粒子又表现为波。当光波遇到障碍物时,它们会弯曲并相互干涉,从而导致我们可以观察到的diffraction(衍射)图案。证明diffract(衍射)最著名的实验是托马斯·杨在19世纪初进行的双缝实验。在这个实验中,一个相干光源通过两个紧密间隔的狭缝照射,导致在狭缝后面的屏幕上形成干涉图案。交替出现的明暗条纹正是光波在通过狭缝时发生diffraction(衍射)的直接结果。这个实验为光的波动性提供了有力的证据,挑战了先前的粒子理论。diffract(衍射)的影响不仅限于光。这是一个适用于所有类型波的原理,包括声波和水波。例如,当声波在拐角处diffract(衍射)时,它们使我们即使看不到声源也能听到声音。类似地,当海洋波浪遇到岩石或码头等障碍物时,它们可以diffract(衍射),在水中形成复杂的图案。在现代技术中,diffract(衍射)原理被应用于各种应用。其中一个显著的例子是衍射光栅的设计,这是一种将光分离成其组成颜色的光学元件。这些光栅利用光波的diffract(衍射)特性,使科学家能够分析来自不同来源的光的光谱成分。这一能力在天文学、化学和环境科学等领域至关重要,因为理解光的组成可以揭示有关遥远星星、化合物和大气条件的重要信息。此外,研究人员不断探索diffract(衍射)在纳米技术和材料科学中的潜力。通过在纳米尺度上操纵光的diffract(衍射),科学家旨在开发具有独特光学特性的材料。这些进展可能导致光子设备、传感器和节能技术的突破。总之,diffract(衍射)现象是波动行为中一个引人入胜的方面,对多个学科有深远影响。从增强我们对光的理解到推动技术创新,diffract(衍射)的研究继续激发科学界的好奇心和探索精神。当我们深入研究波动现象的复杂性时,我们解锁了塑造我们周围世界理解的新可能性。