deflecting electrode

简明释义

致偏电极

英英释义

例句

1.The design of the mass spectrometer includes a deflecting electrode to separate ions based on their mass-to-charge ratio.

质谱仪的设计包括一个偏转电极，用于根据离子的质荷比分离离子。

2.Researchers are experimenting with different materials for the deflecting electrode to enhance performance.

研究人员正在尝试不同材料的偏转电极以提高性能。

3.A malfunction in the deflecting electrode can lead to inaccurate measurements in the device.

偏转电极的故障可能导致设备测量不准确。

4.The deflecting electrode configuration can significantly affect the resolution of the imaging system.

偏转电极的配置会显著影响成像系统的分辨率。

5.In an electron beam apparatus, the deflecting electrode helps control the trajectory of the electrons.

在电子束设备中，偏转电极帮助控制电子的轨迹。

作文

In the realm of electronics and physics, the concept of a deflecting electrode plays a crucial role in various applications, particularly in devices that manipulate charged particles. A deflecting electrode is an essential component found in cathode ray tubes (CRTs) and mass spectrometers, where it serves to alter the trajectory of electrons or ions based on their charge and mass. Understanding how these electrodes function can provide insight into the principles of electromagnetic fields and particle behavior.The primary function of a deflecting electrode is to create an electric field that influences the path of charged particles. When an electron beam passes through this electric field, the deflecting electrode generates a force that causes the electrons to deviate from their original straight-line path. This deflection is proportional to the strength of the electric field and the charge of the particles. As a result, by adjusting the voltage applied to the deflecting electrode, one can control the degree of deflection and thus manipulate the position of the electron beam.In the context of a cathode ray tube, which was widely used in older television sets and computer monitors, the deflecting electrode is critical for directing the electron beam to different parts of the screen. By varying the voltages applied to the horizontal and vertical deflecting electrodes, the beam can be precisely aimed at specific pixels, allowing for the creation of images. This technology laid the foundation for modern display systems, even as we transition to more advanced technologies like LCD and OLED screens.In mass spectrometry, the deflecting electrode is employed to separate ions based on their mass-to-charge ratio. When ions are generated and accelerated through an electric field, they encounter a series of deflecting electrodes that cause them to bend in different directions. Lighter ions, having a higher velocity, will deflect more than heavier ions, enabling the mass spectrometer to distinguish between different isotopes and compounds. This capability is invaluable in fields such as chemistry and biochemistry, where precise measurements of molecular weights are essential for identifying substances and understanding chemical reactions.Moreover, the design of deflecting electrodes can vary significantly depending on the application. For instance, in some experiments, electrodes may be arranged in a parallel configuration to create uniform electric fields, while in others, they may be shaped to produce more complex field distributions. This adaptability allows scientists and engineers to optimize the performance of devices for specific tasks, enhancing both efficiency and accuracy.In conclusion, the deflecting electrode is a fundamental element in the manipulation of charged particles, with applications ranging from television displays to sophisticated analytical instruments. By controlling the movement of electrons and ions, these electrodes enable a wide array of technologies that have transformed our understanding of the physical world. As we continue to advance in fields such as electronics and particle physics, the principles governing deflecting electrodes will remain pivotal in driving innovation and discovery. Understanding their function not only enriches our knowledge of electrical engineering but also highlights the intricate dance between electricity and matter that defines so much of our technological landscape.

在电子学和物理学领域，偏转电极的概念在各种应用中发挥着至关重要的作用，特别是在操纵带电粒子的设备中。偏转电极是阴极射线管（CRT）和质谱仪中的一个基本组成部分，它通过改变电子或离子的轨迹来实现这一功能，这取决于它们的电荷和质量。理解这些电极的工作原理可以为我们提供关于电磁场和粒子行为原理的深入见解。偏转电极的主要功能是产生一个电场，以影响带电粒子的路径。当电子束通过这个电场时，偏转电极会产生一个力，使电子偏离其原来的直线路径。这个偏转与电场的强度和粒子的电荷成正比。因此，通过调整施加在偏转电极上的电压，可以控制偏转的程度，从而操纵电子束的位置。在阴极射线管的背景下，这种设备曾广泛用于旧款电视机和计算机显示器中，偏转电极对于将电子束指向屏幕的不同部分至关重要。通过改变施加在水平和垂直偏转电极上的电压，可以精确地将束光瞄准特定像素，从而创建图像。这项技术为现代显示系统奠定了基础，即使我们正在过渡到更先进的技术，如LCD和OLED屏幕。在质谱分析中，偏转电极被用来根据质量与电荷比来分离离子。当离子被生成并通过电场加速时，它们会遇到一系列的偏转电极，这些电极使它们向不同方向弯曲。较轻的离子由于速度较高，会比较重的离子偏转得更多，从而使质谱仪能够区分不同的同位素和化合物。这种能力在化学和生物化学等领域中是无价的，因为分子量的精确测量对于识别物质和理解化学反应至关重要。此外，偏转电极的设计可以根据应用的不同而有显著变化。例如，在某些实验中，电极可能以平行配置排列，以产生均匀的电场，而在其他实验中，它们可能被形状设计成产生更复杂的场分布。这种适应性使科学家和工程师能够针对特定任务优化设备的性能，提高效率和准确性。总之，偏转电极是操纵带电粒子的基本元素，其应用范围从电视显示器到复杂的分析仪器。通过控制电子和离子的运动，这些电极使得一系列技术成为可能，这些技术改变了我们对物理世界的理解。随着我们在电子学和粒子物理学等领域的不断进步，支配偏转电极的原理将继续在推动创新和发现中发挥关键作用。理解它们的功能不仅丰富了我们对电气工程的知识，还突显了电与物质之间复杂的相互作用，这定义了我们技术景观的许多方面。