V2EX electro-optic effect

Electro-Optic Effect

释义 Definition

电光效应:指材料在外加电场作用下,其光学性质(尤其是折射率)发生变化的现象,从而改变光的传播速度、相位或偏振状态。常用于电光调制器、激光与光通信器件中。(电光效应还可分为线性与非线性类型,如 Pockels 效应与 Kerr 效应。)

发音 Pronunciation (IPA)

/lk.trop.tk fkt/

例句 Examples

The electro-optic effect lets us control light with an electric signal.
电光效应使我们能够用电信号来控制光。

By exploiting the electro-optic effect in a lithium niobate crystal, the device modulates the phase of a laser beam at gigahertz frequencies.
利用铌酸锂晶体中的电光效应,该器件可以在吉赫兹频率下对激光束的相位进行调制。

词源 Etymology

该短语由三部分构成:**electro-**(表示“电的”,源自希腊语 ēlektron,意为“琥珀”,因古人观察到琥珀摩擦起电)+ optic(“光学的”,源自希腊语 optikos,“视觉/看见的”)+ effect(“效应/影响”,源自拉丁语 effectus)。合起来即“电对光学质产生影响的效应”。

相关词 Related Words

文学与著作 Literary Works

  • Principles of Optics(Max Born & Emil Wolf)讨论电场影响折射率等相关光学理论背景。
  • Nonlinear Optics(Robert W. Boyd)系统介绍包括电光效应在内的非线性光学现象与应用。
  • Lasers(Anthony E. Siegman)涉及电光调制、腔内调制等与电光效应相关的激光工程内容。
  • Optical Electronics(Amnon Yariv & Pochi Yeh)讲解电光器件、调制器与光通信中的关键物理机制。
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