getter ion pump

简明释义

吸气离子泵

英英释义

例句

1.In semiconductor manufacturing, a reliable getter ion pump is crucial for maintaining clean environments.

在半导体制造中，可靠的气体捕获离子泵对于维持清洁环境至关重要。

2.The technician explained how the getter ion pump works to remove impurities from the system.

技术员解释了气体捕获离子泵如何从系统中去除杂质。

3.We noticed that the getter ion pump was not functioning properly, leading to increased pressure in the chamber.

我们注意到气体捕获离子泵运行不正常，导致腔体内压力增加。

4.The laboratory installed a new getter ion pump to improve the vacuum quality in their experiments.

实验室安装了一个新的气体捕获离子泵以提高实验中的真空质量。

5.For high-energy physics experiments, scientists rely on getter ion pumps to achieve ultra-high vacuum conditions.

在高能物理实验中，科学家依赖气体捕获离子泵来实现超高真空条件。

作文

The field of vacuum technology has seen significant advancements over the years, leading to the development of various devices that enhance the efficiency and effectiveness of vacuum systems. One such device is the getter ion pump, which plays a crucial role in maintaining low pressures in vacuum environments. Understanding how a getter ion pump operates can provide insights into its importance in both industrial and scientific applications.A getter ion pump is a type of vacuum pump that utilizes the principles of ionization and adsorption to remove gas molecules from a sealed environment. It consists of a cathode, an anode, and a getter material, which is usually a reactive metal. When a voltage is applied between the cathode and anode, electrons are emitted from the cathode and collide with gas molecules, ionizing them. These ions are then attracted to the negatively charged cathode, where they can either be neutralized or absorbed by the getter material.The getter material is essential because it has a strong affinity for certain gases, particularly those that are detrimental to vacuum conditions, such as water vapor and hydrocarbons. Once the gas molecules come into contact with the getter, they are chemically bound to it, effectively removing them from the vacuum space. This process not only lowers the pressure but also improves the overall purity of the vacuum, which is vital for many applications, including semiconductor manufacturing and surface science experiments.One of the key advantages of using a getter ion pump is its ability to achieve extremely low pressures, often in the range of 10^-10 torr or lower. This level of vacuum is necessary for experiments that require minimal interference from residual gases, such as electron microscopy and mass spectrometry. Additionally, getter ion pumps are known for their reliability and longevity, making them suitable for long-term use in various settings.Moreover, the design of a getter ion pump allows for easy integration into existing vacuum systems. They can be used in conjunction with other types of pumps, such as mechanical or turbo pumps, to create a more comprehensive vacuum solution. This versatility makes them a popular choice among researchers and engineers who require precise control over their vacuum environments.In conclusion, the getter ion pump is an indispensable tool in the realm of vacuum technology. Its ability to maintain low pressures and purify vacuum spaces is critical for a wide range of scientific and industrial applications. As technology continues to evolve, the role of getter ion pumps will undoubtedly become even more significant, paving the way for advancements in fields such as materials science, nanotechnology, and beyond. Understanding the mechanics and applications of a getter ion pump is essential for anyone involved in vacuum technology, as it highlights the intricate balance required to achieve optimal vacuum conditions.

真空技术领域多年来取得了显著进展，导致各种设备的发展，这些设备提高了真空系统的效率和有效性。其中一种设备是getter ion pump，它在维持真空环境中低压力方面发挥着至关重要的作用。理解getter ion pump的工作原理可以提供对其在工业和科学应用中重要性的深入了解。getter ion pump是一种真空泵，利用电离和吸附的原理从密封环境中去除气体分子。它由阴极、阳极和通常为反应金属的捕集材料组成。当在阴极和阳极之间施加电压时，阴极发射电子并与气体分子碰撞，使其电离。这些离子随后被吸引到带负电的阴极，在那里它们可以被中和或被捕集材料吸收。捕集材料是必不可少的，因为它对某些气体具有强亲和力，特别是那些对真空条件有害的气体，如水蒸气和烃类。一旦气体分子与捕集剂接触，它们就会被化学结合，从而有效地将其从真空空间中去除。这个过程不仅降低了压力，还改善了真空的整体纯度，这对于许多应用至关重要，包括半导体制造和表面科学实验。使用getter ion pump的主要优点之一是它能够实现极低的压力，通常在10^-10托或更低。这种真空水平对于需要最小残余气体干扰的实验是必要的，例如电子显微镜和质谱。此外，getter ion pumps因其可靠性和耐用性而闻名，使其适合在各种环境中长期使用。此外，getter ion pump的设计允许其轻松集成到现有的真空系统中。它们可以与其他类型的泵（如机械泵或涡轮泵）一起使用，以创建更全面的真空解决方案。这种多功能性使其成为研究人员和工程师的热门选择，他们需要对真空环境进行精确控制。总之，getter ion pump是真空技术领域不可或缺的工具。它维持低压力和净化真空空间的能力对于广泛的科学和工业应用至关重要。随着技术的不断发展，getter ion pumps的角色无疑将变得更加重要，为材料科学、纳米技术等领域的进步铺平道路。理解getter ion pump的机制和应用对于任何参与真空技术的人来说都是必不可少的，因为它突显了实现最佳真空条件所需的微妙平衡。