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Influence of UV Illumination on Fluorescence Spectrum Properties of Azobenzen
Author(s): GAO Xue-xi, MOU Juan, WANG Wen-jun, LIU Yun-long, TAO Xu-quan, XIE Qian, LI Yun, LI Hui
Pages: 549-
553
Year: 2009
Issue:
4
Journal: Chinese Journal of Luminescence
Abstract: 采用紫外可见吸收、稳态荧光光谱和荧光衰减测量技术,观察了4-硝基-4′-氨基偶氮苯(NAA)在氯仿溶液中的光致变色现象及分子的跃迁能级和能级寿命.结果表明:NAA分子的顺反异构化反应并非一级反应;分子处于反式异构体和顺式异构体的跃迁能分别为255.6,240.2 kJ/mol;分子处于反式异构体的能级寿命为0.02 ns,处于顺式异构体的能级寿命为3.54 ns.顺反异构体的含量、NAA分子之间及...
Citations
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