V2EX superfluid

Superfluid

释义 Definition

超流体;超流态的(物质):指在极低温下呈现出零黏度、几乎无内摩擦的流体状态,能以非常特殊的方式流动(如无阻力流动、沿容器壁爬升等)。常见例子是液氦在接近绝对零度时进入超流态。该词也可作形容词,表示“具有超流性质的”。

发音 Pronunciation (IPA)

/suprflud/

例句 Examples

Superfluid helium can flow without friction.
超流态的氦可以在几乎没有摩擦的情况下流动。

In the lab, we cooled the sample until it became a superfluid, revealing quantum effects on a visible scale.
在实验室里,我们把样品冷却到进入超流态,从而在可见尺度上展示了量子效应。

词源 Etymology

super-(“超、极度”)+ fluid(“流体”)。字面意思是“超乎寻常地能流动的”,用来描述某些物质在极低温下出现的反常流动特性。相关概念主要在20世纪物理学发展(尤其低温物理与量子理论)中确立并普及。

相关词 Related Words

文学与著作 Literary Works

  • Superfluidity and Superconductivity(D.R. Tilley & J. Tilley):经典教材/专著,系统讲解超流与超导的理论与实验。
  • The Feynman Lectures on Physics(Richard P. Feynman):在讨论低温与量子现象时涉及超流(常以液氦为例)。
  • Statistical Physics(L.D. Landau & E.M. Lifshitz):统计物理经典著作,涵盖与超流相关的理论框架。
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