retarding field

简明释义

减速场

英英释义

例句

1.The design of the device incorporates a retarding field 减速场 to enhance the efficiency of ion separation.

该设备的设计包含一个减速场 retarding field以提高离子分离的效率。

2.Researchers found that increasing the strength of the retarding field 减速场 improved the accuracy of their measurements.

研究人员发现，增加减速场 retarding field的强度提高了测量的准确性。

3.The theoretical model predicts that a well-tuned retarding field 减速场 can lead to better particle confinement.

理论模型预测，调谐良好的减速场 retarding field可以导致更好的粒子约束。

4.In the experiment, the retarding field 减速场 was adjusted to optimize the results of the electron beam.

在实验中，减速场 retarding field被调整以优化电子束的结果。

5.The physicist explained how the retarding field 减速场 can be used to control the motion of charged particles.

物理学家解释了如何使用减速场 retarding field来控制带电粒子的运动。

作文

In the realm of physics, particularly in the study of electric fields and particle dynamics, the concept of a retarding field plays a crucial role. A retarding field refers to an electric field that opposes the motion of charged particles, effectively slowing them down. This phenomenon can be observed in various applications, from particle accelerators to electron microscopes, where controlling the speed of electrons is essential for achieving precise measurements and observations. Understanding how a retarding field functions is vital for scientists and engineers who work with high-energy particles.To comprehend the significance of a retarding field, one must first consider the behavior of charged particles in an electric field. When a charged particle, such as an electron, moves through an electric field, it experiences a force that is proportional to the strength of the field and the charge of the particle. If the electric field is oriented in the same direction as the particle's motion, it will accelerate the particle. Conversely, if the electric field is oriented against the particle's motion, it creates a retarding field that decelerates the particle.The practical implications of a retarding field are vast. For instance, in a cathode ray tube, which was once commonly used in televisions and computer monitors, a retarding field is employed to control the trajectory of electrons. By adjusting the strength of this field, engineers can manipulate the position of the electron beam, allowing for the display of images on the screen. Similarly, in mass spectrometry, a retarding field is utilized to filter ions based on their kinetic energy, enabling scientists to analyze the composition of different substances with great accuracy.Moreover, the concept of a retarding field extends beyond just practical applications; it also has theoretical implications in the study of electromagnetic waves and radiation. When charged particles are subjected to a retarding field, they can emit radiation as they lose energy. This phenomenon is known as bremsstrahlung radiation, which is significant in astrophysics and nuclear physics, where understanding particle interactions is key to unraveling the mysteries of the universe.In conclusion, the retarding field is an essential concept in the field of physics that describes an electric field designed to slow down charged particles. Its applications are diverse, impacting technologies ranging from imaging systems to analytical instruments. By mastering the principles surrounding a retarding field, researchers can harness its power to innovate and advance scientific knowledge. As we continue to explore the intricacies of particle dynamics, the importance of understanding concepts like the retarding field becomes increasingly evident, paving the way for future discoveries and technological advancements.

在物理学领域，特别是在电场和粒子动力学的研究中，减速场的概念发挥着至关重要的作用。减速场指的是一个与带电粒子的运动方向相反的电场，有效地减慢它们的速度。这种现象可以在各种应用中观察到，从粒子加速器到电子显微镜，在这些应用中，控制电子的速度对于实现精确的测量和观察至关重要。理解减速场的功能对于从事高能粒子工作的科学家和工程师来说是至关重要的。要理解减速场的重要性，首先必须考虑带电粒子在电场中的行为。当带电粒子（例如电子）通过电场移动时，它会受到的力与电场的强度和粒子的电荷成正比。如果电场的方向与粒子的运动方向相同，它将加速粒子。相反，如果电场的方向与粒子的运动方向相反，就会产生一个减速场，使粒子减速。减速场的实际意义是广泛的。例如，在阴极射线管中，这曾经是电视和计算机显示器中常用的设备，使用减速场来控制电子的轨迹。通过调整该场的强度，工程师可以操控电子束的位置，从而在屏幕上显示图像。类似地，在质谱仪中，利用减速场根据离子的动能过滤离子，使科学家能够以极高的准确性分析不同物质的成分。此外，减速场的概念不仅限于实际应用；它在电磁波和辐射的研究中也具有理论意义。当带电粒子受到减速场的影响时，它们在失去能量的过程中可能会发射辐射。这种现象被称为制动辐射，在天体物理学和核物理学中具有重要意义，因为理解粒子之间的相互作用是揭示宇宙奥秘的关键。总之，减速场是物理学领域中的一个基本概念，描述了一个旨在减缓带电粒子的电场。它的应用范围广泛，影响着从成像系统到分析仪器等多种技术。通过掌握关于减速场的原则，研究人员可以利用其力量进行创新并推动科学知识的发展。随着我们继续探索粒子动力学的复杂性，理解像减速场这样的概念的重要性变得愈发明显，为未来的发现和技术进步铺平道路。