V2EX ion pump

Ion Pump

定义 Definition

离子泵:一种用于获得和维持超高真空(UHV)的真空泵,通过电场使气体分子电离,并将离子加速打到电极上,使气体被“捕获/固化”(常见机制包括溅射沉积、化学吸附等),从而降低腔体内气体压力。

例句 Examples

The chamber is kept clean with an ion pump.
腔体通过离子泵保持洁净(低气压)状态。

After baking the vacuum system, the ion pump maintained ultra-high vacuum for weeks, allowing stable measurements of surface reactions.
在对真空系统烘烤之后,离子泵将超高真空维持了数周,使表面反应的测量保持稳定。

发音 Pronunciation (IPA)

/an pmp/

词源 Etymology

ion 源自希腊语 ion(“行进者/移动者”),在科学语境中指带电粒子(离子);pump 源自中古英语及更早的法语 pompe,指“抽送/泵送装置”。组合起来,ion pump 字面意思就是“用离子机制来抽气的泵”,强调其通过电离与捕获来去除气体。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Scientific Foundations of Vacuum Technique(Saul Dushman & James M. Lafferty):在超高真空技术章节中讨论离子泵及其抽速与气体种类的关系。
  • The Physical Basis of Ultra-High Vacuum(P. A. Redhead, J. P. Hobson, E. V. Kornelsen):涉及离子泵在UHV系统中的工作机理与材料效应。
  • Vacuum Technology and Applications(David J. Roth):以工程应用视角介绍离子泵在实验与工业真空系统中的配置与维护。
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