V2EX kelvin

Kelvin

定义 Definition

kelvin(开尔文,K):热力学温度的国际单位制(SI)基本单位,以绝对零度为起点;1 K 的温度间隔等同于 1 ℃ 的温度间隔。(也可指“开尔文温标”。)

发音 Pronunciation (IPA)

/klvn/

例句 Examples

Kelvin is the SI unit of temperature.
开尔文是温度的国际单位制单位。

Scientists measure extremely cold gases in kelvins to study quantum effects.
科学家用开尔文来测量极低温气体,以研究量子效应。

词源 Etymology

Kelvin 来自苏格兰物理学家 William Thomson 的贵族头衔 Baron Kelvin(开尔文勋爵);他以格拉斯哥附近的 Kelvin 河命名其头衔。该单位用来纪念他在热力学与绝对温标方面的重要贡献。

相关词 Related Words

文学作品中的用例 Literary Works

  • Stephen Hawking, A Brief History of Time(《时间简史》):讨论宇宙学与热辐射等主题时常以开尔文表示温度。
  • Richard Feynman, The Feynman Lectures on Physics(《费曼物理学讲义》):在热学与统计物理相关章节中使用开尔文作为温度单位。
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