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首页> 外文期刊>Journal of Materials Science and Chemical Engineering >Photophysical Properties of Perylenetetracarboxylic Diimide Dimers with Slipped “Face-to-Face” Stacked Structure and Different Bay Substitutions
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Photophysical Properties of Perylenetetracarboxylic Diimide Dimers with Slipped “Face-to-Face” Stacked Structure and Different Bay Substitutions

机译:滑动“面对面”堆积结构和不同Bay取代基的ylene四羧酸二酰亚胺二聚体的光物理性质

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A series of perylenetetracarboxylic diimides (PDIs) dimers with slipped “face-to-face” stacked structure and different substituents at the bay positions have been synthesized and the molecular structures are characterized by 1H NMR, MALDI-TOF and elemental analysis. And different substituents at the bay positions of the PDI ring bring about various steric hindrances. These different steric hindrances have caused significant differences on the absorption and emission spectra. The correlation between the photophysical properties and the molecular structure is discussed. ?
机译:合成了一系列具有滑动的“面对面”堆叠结构和在海湾位置具有不同取代基的per四羧酸二酰亚胺(PDI)二聚体,并通过1 H NMR,MALDI-TOF和元素分析对分子结构进行了表征。并且,PDI环的海湾位置的不同取代基带来各种空间位阻。这些不同的空间位阻已导致吸收光谱和发射光谱的显着差异。讨论了光物理性质和分子结构之间的关系。 ?

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