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利用荧光手段对自制的3种卟啉蒽醌化合物及其锌配合物与母体卟啉进行了研究,计算了各种化合物单重激发态的能量Es、荧光量子产率及荧光猝灭百分率.从荧光猝灭的角度证明它们确实能在光激发下进行分子内电子转移,形成分子内电荷分离态.同时探讨了有机碱的轴向配位及溶剂对PAQ化合物荧光性质的影响.
Fluorescence was used to study the three porphyrin anthraquinone compounds, their zinc complexes and the parent porphyrin. The energy Es, fluorescence quantum yield and fluorescence quenching percentage of singlet excited states of various compounds were calculated. From the point of view of fluorescence quenching, it is proved that they can do intramolecular electron transfer under the light excitation to form the intramolecular charge-separation state. The axial coordination of organic bases and the effect of solvents on the fluorescence properties of PAQ compounds were also discussed.