V2EX rayleigh

Rayleigh

释义 Definition

Rayleigh 常指与英国物理学家瑞利勋爵(Lord Rayleigh)相关的术语,最常见用法包括:

  1. 瑞利散射:光被远小于波长的粒子散射的现象(解释天空为何呈蓝色等)。
  2. 瑞利(单位):用于表示气辉/天光等弥散辐射亮度的单位(常见于大气物理与天文学)。
    (在不同学科语境中也可能指“瑞利判据”“瑞利数”等相关概念。)

发音 Pronunciation

/reli/

例句 Examples

Rayleigh scattering makes the sky look blue.
瑞利散射使天空看起来是蓝色的。

The paper models nightglow intensity in rayleighs and compares the results with satellite observations.
该论文用“瑞利”为单位对夜光强度建模,并将结果与卫星观测进行对比。

词源 Etymology

Rayleigh 来自人名与地名称号:英国物理学家 John William Strutt 被封为 3rd Baron Rayleigh(第三代瑞利男爵)。由于他在光学与声学等领域的贡献巨大,后人将若干重要现象、判据与单位以 Rayleigh/瑞利 命名,用于纪念其研究。

相关词 Related Words

文献与作品 Notable Works

  • Lord Rayleigh, On the Light from the Sky, its Polarization and Colour(关于天空光的颜色与偏振的经典论文,讨论瑞利散射相关思想)
  • Max Born & Emil Wolf, Principles of Optics(系统讨论散射、衍射等,常提及 Rayleigh 相关概念)
  • Eugene Hecht, Optics(教材中常用 Rayleigh 散射与 Rayleigh 判据解释基础光学现象)
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