V2EX thermopower

Thermopower

释义 Definition

thermopower(热电势/热电功率,常指塞贝克系数 Seebeck coefficient):指材料在温度差作用下产生电压的能力,通常用来描述热电效应的强弱;在很多语境中近似等同于塞贝克系数(单位常为 μV/K)。也有人在更宽泛的语境下用它指“热电输出能力”,但最常见的是前者。

发音 Pronunciation (IPA)

/θrmopar/

例句 Examples

Thermopower increases when the temperature difference gets larger.
温差变大时,热电势(热电功率/塞贝克系数相关效应)会更明显。

By measuring the thermopower of the sample across a range of temperatures, the researchers inferred changes in carrier type and scattering mechanisms.
研究人员通过测量样品在不同温度下的热电势,推断出载流子类型以及散射机制的变化。

词源 Etymology

thermo-(“热、温度”,源自希腊语 thermē “热”)+ power(“功率/能力”)构成,字面意思是“由热产生的能力”。在物理与材料科学中逐渐固定用来表示材料的热电响应,尤其与塞贝克效应相关。

相关词 Related Words

  • Seebeck
  • Thermoelectric
  • Thermocouple
  • Voltage
  • Temperature
  • Conductivity
  • Resistivity
  • Carrier
  • Semiconductor
  • 文学/著作中的用例 Literary & Notable Works

    • Introduction to Solid State Physics(Charles Kittel)在讨论热电效应与输运性质时常出现 thermopower
    • Solid State Physics(Neil W. Ashcroft & N. David Mermin)涉及电子输运与热电现象章节中使用该术语。
    • Thermoelectricity: An Introduction to the Principles(R. R. Heikes & R. W. Ure)热电学入门经典中频繁出现 thermopower
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