V2EX interferometry

Interferometry

定义 Definition

干涉测量法;干涉测量学:一种利用波(常见为光、微波或声波)的干涉现象来进行高精度测量的技术,可用于测量长度/位移、折射率变化、表面形貌、微小形变,以及在天文中进行成像与高角分辨率观测。(该词在不同领域也可泛指“用干涉来做测量”的方法体系。)

发音 Pronunciation (IPA)

/ntrfrmtri/

例句 Examples

Interferometry can measure extremely small changes in distance.
干涉测量法可以测出极其微小的距离变化。

Using laser interferometry, scientists detected tiny ripples in spacetime caused by distant black hole mergers.
借助激光干涉测量,科学家探测到了由遥远黑洞并合引起的微弱时空涟漪。

词源 Etymology

interferometryinterference(干涉) + -metry(测量) 构成。interference 源自拉丁语词根,含“相互影响、相互作用”之意;**-metry** 来自希腊语 metron(“度量、尺度”)。整体字面义即“用干涉来进行测量”。

相关词 Related Words

文学与名著用例 Literary Works

  • Hecht, Optics(《光学》):介绍迈克耳孙干涉仪等内容,常使用 interferometry 讨论精密测量。
  • Born & Wolf, Principles of Optics(《光学原理》):在相干性、干涉与成像理论中涉及干涉测量相关表述。
  • Thompson, Moran & Swenson, Interferometry and Synthesis in Radio Astronomy(《射电天文学中的干涉与合成》):专门论述射电干涉测量与孔径合成成像。
  • Barbieri, Optical Interferometry(《光学干涉测量》):系统讨论光学干涉测量的原理与应用。
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