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双光子吸收过程中的跃迁距、电荷转移和电子空穴相干性:二维和三维可视化分析

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Indexed by:期刊论文

Date of Publication:2009-10-27

Journal:化学物理学报

Included Journals:SCIE、CSCD、Scopus

Volume:22

Issue:5

Page Number:529-534

ISSN No.:1674-0068

Key Words:二维和三维实空间分析;电荷转移;跃迁距;双光子吸收

Abstract:采用二维和三维实空间分析方法可视化了双光子吸收特征,包括跃迁距、电荷转移和电子空穴相干性.跃迁密度的三维实空间分析揭示了跃迁距的强度和方向,电荷差异密度显示双光子吸收过程中的电荷转移方向.跃迁密度矩阵的二维实空间分析可视化了电子和空穴的相干性.二维和三维实空间分析有助于清晰地理解双光子吸收的电荷转移过程和激发的分子单元对双光子吸收的贡献.

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