V2EX chromophore

Chromophore

Definition / 释义

发色团;显色基团:指分子中能够吸收特定波长光、从而赋予物质颜色的结构单元(常见于染料、有机颜料、蛋白质如荧光蛋白等)。在光谱学与材料科学中也常用于描述“决定吸收/发光性质的关键部分”。

Pronunciation / 发音

/kromfr/

Examples / 例句

The chromophore absorbs blue light and makes the solution look red.
发色团吸收蓝光,使溶液看起来呈红色。

By modifying the chromophore’s structure, researchers can tune the molecule’s absorption spectrum for imaging applications.
研究人员通过改变发色团的结构,可以调节分子的吸收光谱,用于成像等应用。

Etymology / 词源

来自希腊语词根:chromo-(颜色,源自 chroma)+ -phore(携带者,源自 phoros,“携带”)。字面意思是“携带颜色的东西”,后来在化学中专指“决定颜色/吸收的结构部分”。

Related Words / 相关词

Literary Works / 文学作品举例

  • Principles of Fluorescence Spectroscopy(Joseph R. Lakowicz)讨论荧光体系中发色团/荧光团与光谱性质。
  • Molecular Biology of the Cell(Alberts 等)在介绍荧光蛋白与成像技术时涉及 chromophore。
  • Lehninger Principles of Biochemistry(Nelson & Cox)讲解结合辅基与吸收特性时会提到相关概念(如发色团/色团)。
  • Introduction to Spectroscopy(Pavia 等)在紫外-可见吸收与结构关系章节中使用 chromophore 术语。
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