V2EX microcavity

Microcavity

释义 Definition

microcavity(微腔/微腔体):尺寸非常小的“腔”结构,用来限制并增强光(或声、流体等波/场)的传播与共振效应。在光学与半导体领域中常指光学微腔(optical microcavity),可显著提高光与物质相互作用强度,用于激光器、传感、量子与集成光子器件等。(在不同学科也可指微尺度空腔结构,含义会略有扩展。)

发音 Pronunciation (IPA)

/makrokvti/

例句 Examples

The laser uses a microcavity to trap light.
这台激光器利用微腔来困住光。

By engineering the microcavity’s resonance, researchers can enhance emission and achieve low-threshold lasing in semiconductor devices.
通过设计微腔的共振特性,研究人员可以增强发光,并在半导体器件中实现低阈值激射。

词源 Etymology

由 **micro-**(“微小的”,源自希腊语 mikros)+ cavity(“腔、空腔”,源自拉丁语 cavus “空的”)组合而成,字面意思就是“微小的腔体”。该词在现代科技语境中常与光学谐振腔、微结构器件一同出现。

相关词 Related Words

文学与著名作品 Literary / Notable Works

  • Optical Microcavities(Kerry Vahala 编):微腔光学的经典参考书,系统讨论微腔、模式、品质因数等概念。
  • Microcavities(Alexey Kavokin, Jeremy Baumberg, Guillaume Malpuech, Frank Laussy):聚焦半导体微腔与激子-极化激元(exciton-polariton)相关现象。
  • Principles of Nano-Optics(Lukas Novotny & Bert Hecht):在纳米光学与近场光学语境中涉及微腔与局域光场增强等内容。
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