V2EX mass spectrometer

Mass spectrometer

释义 Definition

质谱仪:一种用于测量离子“质荷比”(m/z)的分析仪器,用来鉴定物质的组成、结构或同位素分布,常用于化学、生物、环境与法医学等领域。(也常说 mass spectrometry 指“质谱分析”这一技术。)

发音 Pronunciation (IPA)

/ms spktrmtr/(美式常见)
/ms spktrmt/(英式常见)

例句 Examples

The lab uses a mass spectrometer to identify unknown compounds.
实验室使用质谱仪来鉴定未知化合物。

After the sample was ionized, the mass spectrometer produced a spectrum that revealed trace contaminants.
样品被电离后,质谱仪生成的质谱图显示了微量污染物。

词源 Etymology

Mass spectrometermass(质量) + spectro-(谱,来自拉丁语 spectrum,意为“影像/光谱”) + -meter(测量器) 组合而成,字面意思就是“测量质量谱的仪器”。该术语随着 20 世纪质谱技术的发展而普及。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • Principles of Instrumental Analysis(Skoog 等):在仪器分析章节中系统介绍质谱仪的原理与应用。
  • Mass Spectrometry: Principles and Applications(Edmond de Hoffmann & Vincent Stroobant):以“mass spectrometer”作为核心术语贯穿全书讨论不同类型质谱仪。
  • The Making of the Atomic Bomb(Richard Rhodes):在涉及同位素与核科学发展背景的叙述中提及相关的质谱与分析仪器。
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