filament getter

简明释义

灯丝吸气剂

英英释义

例句

1.A malfunctioning filament getter can lead to gas leaks in electronic components.

故障的灯丝吸气剂可能导致电子元件中的气体泄漏。

2.During testing, the filament getter showed outstanding performance in removing impurities.

在测试中，灯丝吸气剂在去除杂质方面表现出色。

3.The engineer replaced the old filament getter with a new one to improve the vacuum quality.

工程师用新的灯丝吸气剂替换了旧的，以改善真空质量。

4.The lifetime of the device increased significantly after the installation of a high-quality filament getter.

在安装高品质的灯丝吸气剂后，设备的使用寿命显著延长。

5.In the manufacturing process, a filament getter is essential for maintaining low pressure in vacuum tubes.

在制造过程中，灯丝吸气剂对于保持真空管内的低压至关重要。

作文

The term filament getter is often associated with the field of vacuum technology and electron devices. In essence, a filament getter refers to a specific type of material or mechanism that is used to absorb unwanted gases within a vacuum environment. This process is crucial in maintaining the integrity and performance of various electronic components, such as cathode ray tubes and vacuum tubes. The significance of a filament getter cannot be overstated, as it directly impacts the functionality and longevity of these devices.To better understand the role of a filament getter, one must first consider the nature of a vacuum. A vacuum is a space devoid of matter, where the pressure is significantly lower than atmospheric pressure. However, even in a vacuum, trace amounts of gases can remain, which can lead to contamination and degradation of electronic components. This is where the filament getter comes into play. It works by chemically reacting with these residual gases, effectively removing them from the environment. The materials used for filament getters are typically reactive metals, such as barium or zirconium. When heated, these materials can absorb gases like oxygen, nitrogen, and hydrogen, thereby preventing them from interfering with the operation of electronic devices. For instance, in a cathode ray tube, the presence of oxygen can lead to oxidation of the cathode, resulting in reduced efficiency and eventual failure of the device. By employing a filament getter, manufacturers can enhance the reliability and performance of their products.Moreover, the design and implementation of filament getters have evolved over the years. Early versions were relatively simple, often consisting of a single filament that would heat up and absorb gases. However, modern advancements have led to more sophisticated designs, including multi-filament systems that can operate at varying temperatures and pressures. This versatility allows for greater efficiency in gas absorption and extends the lifespan of the vacuum environment.In addition to their application in electronic devices, filament getters also find use in other industries, such as aerospace and research laboratories. In these settings, maintaining a high-quality vacuum is essential for experiments and operations. The ability of a filament getter to effectively remove contaminants ensures that sensitive measurements and processes can be conducted without interference.In conclusion, the concept of a filament getter is integral to the functioning of many electronic devices and vacuum systems. Its role in absorbing unwanted gases helps maintain the purity of the vacuum environment, thereby enhancing the performance and longevity of various technologies. As advancements continue in materials science and engineering, the design and effectiveness of filament getters are likely to improve further, solidifying their importance in both current and future applications.

“filament getter”这个术语通常与真空技术和电子设备领域相关。简单来说，filament getter指的是一种特定类型的材料或机制，用于吸收真空环境中的不需要的气体。这个过程对于维持各种电子组件（如阴极射线管和真空管）的完整性和性能至关重要。filament getter的重要性不容小觑，因为它直接影响这些设备的功能和寿命。为了更好地理解filament getter的作用，首先必须考虑真空的性质。真空是一个没有物质的空间，其压力显著低于大气压力。然而，即使在真空中，仍然可能残留微量气体，这可能导致污染和电子组件的降解。这就是filament getter发挥作用的地方。它通过与这些残余气体发生化学反应，有效地将它们从环境中去除。用于filament getter的材料通常是反应性金属，如钡或锆。当加热时，这些材料可以吸收氧、氮和氢等气体，从而防止它们干扰电子设备的操作。例如，在阴极射线管中，氧气的存在可能导致阴极的氧化，从而降低效率并最终导致设备的故障。通过使用filament getter，制造商可以提高其产品的可靠性和性能。此外，filament getter的设计和实施多年来也有所发展。早期版本相对简单，通常由单根加热的丝组成，用于吸收气体。然而，现代的进步导致了更复杂的设计，包括多丝系统，可以在不同的温度和压力下运行。这种多样性提高了气体吸收的效率，并延长了真空环境的使用寿命。除了在电子设备中的应用，filament getter还在航空航天和研究实验室等其他行业中找到应用。在这些环境中，维持高质量真空对于实验和操作至关重要。filament getter有效去除污染物的能力确保敏感的测量和过程可以在没有干扰的情况下进行。总之，filament getter的概念对于许多电子设备和真空系统的功能至关重要。它在吸收不需要的气体方面的作用有助于保持真空环境的纯度，从而增强各种技术的性能和寿命。随着材料科学和工程领域的持续进步，filament getter的设计和效果可能会进一步改善，巩固其在当前和未来应用中的重要性。