V2EX charge-transfer

Charge-transfer

释义 Definition

电荷转移:指电子(或空穴)从一个原子、分子、配合物或材料区域迁移到另一个的过程,常见于化学反应、配位化学、光谱学、半导体与有机电子学中(如“电荷转移复合物”“电荷转移态”)。在某些语境下也可写作 charge transfer(不加连字符)。

发音 Pronunciation (IPA)

/trd trnsf/

例句 Examples

A charge-transfer reaction can change the color of a solution.
电荷转移反应可能会改变溶液的颜色。

In organic solar cells, efficient charge-transfer at the donoracceptor interface is crucial for high power conversion efficiency.
在有机太阳能电池中,供体受体界面处高效的电荷转移对获得高能量转换效率至关重要。

词源 Etymology

charge 源自中古法语,含“负载、(电)荷”的意思;transfer 来自拉丁语词根,意为“搬运、移交”。组合成 charge-transfer 时,字面即“电荷的转移”,在20世纪的物理化学与材料科学文献中逐渐固定为术语,用来描述电子从“给体(donor)”到“受体(acceptor)”的迁移及其相关现象(如电荷转移吸收带、CT态)。

相词 Related Words

文学与著作 Literary Works

  • Molecular Quantum Mechanics(Atkins & Friedman):讨论分子电子结构与电子跃迁背景下的电荷转移概念。
  • Principles of Fluorescence Spectroscopy(Joseph R. Lakowicz):涉及荧光猝灭、电子/电荷转移等过程。
  • Introduction to Solid State Physics(Charles Kittel):在固体与半导体相关章节中会出现电荷转移与载流子迁移的讨论。
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