glow discharge

简明释义

辉光放电

英英释义

例句

1.In plasma physics, a glow discharge 辉光放电 can be used to study the behavior of charged particles.

在等离子体物理学中，glow discharge 辉光放电可用于研究带电粒子的行为。

2.The glow discharge 辉光放电 phenomenon is critical in the operation of fluorescent lights.

在荧光灯的工作中，glow discharge 辉光放电现象至关重要。

3.During the experiment, a stable glow discharge 辉光放电 was maintained to ensure accurate readings.

在实验过程中，为确保准确读数，保持了稳定的glow discharge 辉光放电。

4.The process of creating a vacuum tube involves initiating a glow discharge 辉光放电 to ionize the gas inside.

制作真空管的过程涉及启动一个glow discharge 辉光放电以电离内部气体。

5.Researchers utilize glow discharge 辉光放电 for surface treatment of materials to improve adhesion.

研究人员利用glow discharge 辉光放电对材料进行表面处理以改善附着力。

作文

The phenomenon of glow discharge is a fascinating subject in the field of plasma physics. It refers to the process where a gas becomes ionized and emits light when subjected to an electric field. This occurs at relatively low pressures and can be observed in various applications, from neon signs to plasma televisions. Understanding glow discharge is crucial for both theoretical research and practical applications in technology.When a voltage is applied across a gas-filled tube, electrons are accelerated towards the positive electrode. As these high-energy electrons collide with neutral gas atoms, they can ionize them, leading to a cascade of further ionizations. This process creates a mixture of ions and electrons, forming what we call plasma. The light emitted during this process is due to the recombination of electrons with ions, as well as transitions between energy levels in the excited gas atoms. The specific colors of light produced depend on the type of gas used; for instance, neon produces a bright red glow, while argon emits a blue light.In practical terms, glow discharge has several important applications. One of the most common uses is in lighting. Neon lights, commonly seen in signs, utilize this principle to create eye-catching displays. Additionally, glow discharge is employed in various industrial processes, such as the fabrication of semiconductor devices and surface treatments. The ability to modify surfaces using glow discharge processes allows for enhanced adhesion, wettability, and other desirable properties in materials science.Moreover, glow discharge can also be utilized in analytical techniques, such as glow discharge mass spectrometry (GDMS). This method enables the analysis of solid samples by vaporizing them into a plasma state, allowing for the detection of elemental composition with high sensitivity. The versatility of glow discharge makes it an invaluable tool in both research and industry.However, there are challenges associated with glow discharge. Maintaining stable conditions for the discharge can be difficult, as factors like pressure, gas composition, and electrode materials can significantly impact performance. Researchers continue to explore ways to optimize these parameters to enhance efficiency and effectiveness.In conclusion, the study of glow discharge opens up a world of possibilities in science and technology. From its role in lighting and industrial applications to its significance in analytical chemistry, glow discharge is a phenomenon that exemplifies the intersection of physics and practical utility. As we advance our understanding of this process, we can expect to see even more innovative applications emerge in the future. The exploration of glow discharge not only enriches our knowledge of plasma behavior but also paves the way for advancements in various technological fields.

“辉光放电”现象是等离子物理领域一个引人入胜的课题。它指的是在电场作用下，气体被电离并发光的过程。这种现象发生在相对低的压力下，可以在多种应用中观察到，从霓虹灯到等离子电视。理解“辉光放电”对于理论研究和技术应用都至关重要。当电压施加在充满气体的管道上时，电子被加速朝向正电极。当这些高能电子与中性气体原子碰撞时，它们可以使其电离，导致进一步电离的级联反应。这个过程创造了离子和电子的混合物，形成我们所称的等离子体。在此过程中发出的光是由于电子与离子的复合，以及激发气体原子能级之间的跃迁。产生的光的具体颜色取决于所使用的气体类型；例如，氖气产生明亮的红光，而氩气则发出蓝光。在实际应用中，“辉光放电”有几种重要用途。最常见的用法之一是在照明方面。霓虹灯，常见于标志中，利用这一原理创造引人注目的显示。此外，“辉光放电”还用于各种工业过程，例如半导体器件的制造和表面处理。通过“辉光放电”工艺改性表面，使材料科学中的附着力、润湿性和其他理想属性得以增强。此外，“辉光放电”还可以用于分析技术，例如辉光放电质谱（GDMS）。该方法通过将固体样品蒸发为等离子状态，使其能够以高灵敏度检测元素组成。“辉光放电”的多功能性使其成为研究和工业中不可或缺的工具。然而，与“辉光放电”相关的挑战也存在。维持放电的稳定条件可能很困难，因为压力、气体成分和电极材料等因素会显著影响性能。研究人员继续探索优化这些参数的方法，以提高效率和有效性。总之，对“辉光放电”的研究为科学和技术开辟了一个可能性世界。从其在照明和工业应用中的作用，到其在分析化学中的重要性，“辉光放电”是一个体现物理学与实用性交汇的现象。随着我们对这一过程理解的加深，我们可以期待看到更多创新应用的出现。“辉光放电”的探索不仅丰富了我们对等离子体行为的知识，也为各个技术领域的进步铺平了道路。