V2EX inert atmosphere

Inert Atmosphere

释义 Definition

惰性气氛:指用不易发生化学反应的气体(常见如氮气 nitrogen、氩气 argon)所形成的环境,用来隔绝空气中的氧气和水分,防止氧化、燃烧或其他副反应。常用于化学实验、金属加工、电子制造等场景。

例句 Examples

We stored the sample in an inert atmosphere to prevent oxidation.
我们把样品存放在惰性气氛中以防止氧化。

The reaction must be carried out under an inert atmosphere, because the catalyst is highly sensitive to moisture and oxygen.
该反应必须在惰性气氛下进行,因为催化剂对水分和氧气非常敏感。

发音 Pronunciation (IPA)

/nrt tmsfr/

词源 Etymology

inert 源自拉丁语 iners(“不活动的、无作用的”),在英语里常引申为“化学上不活泼的”。atmosphere 来自希腊语 atmos(“蒸汽、气”)+ sphaira(“球体”),原指“包围地球的空气层”。组合成 inert atmosphere 时,语义聚焦为“由惰性气体构成、用于隔绝反应性成分的环境”。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Vogel’s Textbook of Practical Organic Chemistry(实验操作部分常讨论在氮气/氩气等惰性气氛下进行反应)
  • March’s Advanced Organic Chemistry(涉及对氧/水敏感反应与在惰性气氛下的条件控制)
  • Organic Syntheses(多篇合成步骤会写明 “under an inert atmosphere” 等标准实验条件)
  • CRC Handbook of Chemistry and Physics(相关章节会涉及惰性气体性质与实验环境控制)
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