magnetic deflection

简明释义

磁致偏转

英英释义

例句

1.Researchers are studying the effects of magnetic deflection 磁偏移 on various materials under different conditions.

研究人员正在研究在不同条件下magnetic deflection 磁偏移对各种材料的影响。

2.Engineers used magnetic deflection 磁偏移 to calibrate the sensors in the new navigation system.

工程师利用magnetic deflection 磁偏移来校准新导航系统中的传感器。

3.The magnetic deflection 磁偏移 of the compass needle indicated a nearby magnetic field.

指南针指针的magnetic deflection 磁偏移表明附近有一个磁场。

4.The scientist measured the magnetic deflection 磁偏移 of the particles in the accelerator to understand their behavior.

科学家测量了加速器中粒子的magnetic deflection 磁偏移以了解它们的行为。

5.In the experiment, the magnetic deflection 磁偏移 was crucial for determining the charge of the ions.

在实验中，magnetic deflection 磁偏移对于确定离子的电荷至关重要。

作文

Magnetic deflection is a phenomenon that occurs when a charged particle, such as an electron, moves through a magnetic field. This interaction causes the particle to change its path due to the Lorentz force, which acts perpendicular to both the velocity of the particle and the direction of the magnetic field. Understanding magnetic deflection (磁偏转) is essential in many fields, including physics, engineering, and even medical applications like MRI technology.In physics, magnetic deflection (磁偏转) can be observed in devices like cathode ray tubes (CRTs), which were once widely used in televisions and computer monitors. When electrons are emitted from a cathode and travel toward a phosphorescent screen, they pass through magnetic fields created by coils positioned around the tube. The magnetic field exerts a force on the moving electrons, causing them to deviate from their original straight-line path. This deflection allows for the precise control of where the electrons strike the screen, creating images.In engineering, magnetic deflection (磁偏转) plays a crucial role in the design of various instruments, such as oscilloscopes and particle accelerators. For instance, in particle accelerators, charged particles are accelerated to high speeds and directed through magnetic fields to achieve specific trajectories. By manipulating the strength and orientation of the magnetic fields, engineers can control the paths of these particles with great accuracy, enabling groundbreaking research in particle physics.Moreover, magnetic deflection (磁偏转) is also significant in the field of medical imaging. Magnetic Resonance Imaging (MRI) relies on strong magnetic fields to align the protons in the body. When radiofrequency pulses are applied, these protons are knocked out of alignment and then return to their original state, releasing energy in the process. This energy is detected and transformed into images of the internal structures of the body. The principles of magnetic deflection (磁偏转) are fundamental to understanding how the magnetic fields manipulate the behavior of protons, leading to detailed images that assist in diagnosis and treatment planning.The concept of magnetic deflection (磁偏转) is not limited to these applications; it also extends to various technologies, such as mass spectrometry, where ions are separated based on their mass-to-charge ratio using magnetic fields. The deflection of these ions allows scientists to analyze the composition of different substances, contributing to advancements in chemistry and biology.In conclusion, magnetic deflection (磁偏转) is a critical concept that underpins a wide range of scientific and technological innovations. From controlling electron paths in CRTs to advancing medical imaging techniques, the implications of magnetic deflection (磁偏转) are far-reaching. As we continue to explore and harness the power of magnetic fields, our understanding of this phenomenon will undoubtedly lead to further advancements in multiple disciplines, enhancing our ability to innovate and solve complex problems.