V2EX cryopump

Cryopump

定义 Definition

低温泵;一种利用极低温表面把气体分子“冷凝、吸附或冻结”下来,从而在真空系统中实现抽气的真空泵,常用于半导体、表面科学与高真空/超高真空设备。(也常写作 cryo pump

发音 Pronunciation (IPA)

/kraopmp/

例句 Examples

The lab uses a cryopump to maintain a clean high vacuum.
实验室使用低温泵来维持洁净的高真空。

After the chamber was baked out, the cryopump quickly removed residual water vapor, improving the measurement stability.
腔体烘烤除气后,低温泵迅速抽走残余水蒸气,提高了测量的稳定性。

词源 Etymology

cryo- 来自希腊语 kryos(“寒冷、冰”),pump 表示“泵、抽送装置”。合起来字面意思是“用低温来抽气的泵”,强调其核心原理:靠“冷”把气体捕获而不是靠机械压缩排出。

相关词 Related Words

文学与著作 Literary Works

  • Saul Dushman & James Lafferty, Scientific Foundations of Vacuum Technique(真空技术经典著作中讨论了低温抽气与相关泵类)
  • J. M. Lafferty (ed.), Foundations of Vacuum Science and Technology(涵盖低温泵、捕集机制与高真空应用)
  • Arthur Roth, Vacuum Technology(常见教材/参考书中介绍了 cryopump 在真空系统中的应用与维护)
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