V2EX exciplex

Exciplex

Definition / 定义

exciplex(激基复合物):在光激发态形成的短寿命分子复合体,通常由一个处于激发态的分子与另一个处于基态的分子通过相互作用结合而成;常见于光化学、荧光与有机电子材料研究中(与 excimer 概念相近,但参与的分子通常不同种类)。

Pronunciation / 发音

/ksaplks/

Examples / 例句

An exciplex can emit light at a different wavelength than either molecule alone.
激基复合物发出的光,波长可能与任一单独分子都不同。

By tuning the donoracceptor pair, researchers optimized exciplex emission for OLED devices.
通过调节给体受体分子对,研究人员优化了激基复合物的发光性能以用于 OLED 器件。

Etymology / 词源

exciplexexcited(激发的)与 complex(复合物)组合而成的科技术语,用来强调这种“只在激发态才稳定存在的复合体”。该词常与更早、更常见的 excimer(excited + dimer,激基二聚体)并列使用。

Related Words / 相关词

Notable Works / 著名作品

  • Principles of Fluorescence Spectroscopy(Joseph R. Lakowicz):讨论激发态相互作用现象时常涉及 exciplex / excimer 概念。
  • Organic Light-Emitting Devices (OLEDs): Materials, Devices and Applications(相关教材/专著常见标题形式):在给体-受体体系与发光机理章节中常出现 “exciplex emission(激基复合物发光)”。
  • 学术期刊论文(如 The Journal of Physical Chemistry, Chemical Physics Letters, Advanced Materials 等):关于“exciplex formation / exciplex emission”的研究非常常见。
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