V2EX bolometric

Bolometric

定义 / Definition

bolometric(形容词)与“玻尔计(bolometer)”测量有关的;指对电磁辐射在很宽波段(理想情况下涵盖所有波长)的总能量/总辐射进行测量或表征的。常见于天文学与物理学,如 bolometric luminosity(总辐射光度)bolometric correction(总辐射改正)

发音 / Pronunciation (IPA)

/bolmtrk/

例句 / Examples

The telescope team reported the star’s bolometric luminosity.
望远镜团队报告了这颗恒星的总辐射光度。

After applying dust extinction and a bolometric correction, the researchers estimated the galaxy’s total energy output across all wavelengths.
在校正尘埃消光并应用总辐射改正之后,研究人员估算了该星系跨越所有波段的总能量输出。

词源 / Etymology

bolometric 来自 bolometer(玻尔计) 加上形容词后缀 -ic,表示“与……有关的”。bolometer 一般认为源于希腊语词根,含义与“抛掷/射出(辐射)”相关,并与表示“测量”的构词元素结合,整体指“用来测量辐射能量(常通过温度变化)”的仪器;因此 bolometri 就引申为“与(宽波段/总量)辐射测量相关的”。

相关词 / Related Words

文学与著作中的用例 / Notable Works

  • Radiative Processes in Astrophysics(Rybicki & Lightman)讨论辐射过程与能量分布时常涉及“总辐射/bolometric”概念。
  • An Introduction to Modern Astrophysics(Carroll & Ostlie)在恒星与星系物理章节中使用 bolometric luminosity、bolometric correction 等术语。
  • Astrophysical Quantities(C. W. Allen / 后续版本)作为天体物理常用量与单位的工具书,包含 bolometric 相关条目与用法。
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