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5. 新型蓝光材料螺芴氧杂蒽LB膜的制备及光谱特性研究

新型蓝光材料螺芴氧杂蒽LB膜的制备及光谱特性研究

来源 :2016第二届有机光电材料与器件国际会议 | 被引量 : 0次 | 上传用户：dd398622409xiewenjin

【摘 要】

：

研究聚芴材料DSFX-SFX 分子在气液两相表面的行为,分子处于溶液、LB 膜及粉末状态的光学特性,分子有序排列对其发光特性的影响.方法：制备了聚芴材料DSFX-SFX 的X 型LB 膜,研究了π–A 等温曲线,测量了其紫外可见吸收谱和稳态荧光光谱.结果：分子以face-on 形式平躺在亚相表面,单分子面积为4.78nm2.在氯仿溶液中吸收峰位在354nm,归属于分子中三聚氧杂蒽部分与芴环间π～π

【作 者】

：

高学喜 王文军 刘云龙 

【机 构】

：

聊城大学物理科学与信息工程学院,山东省光通信科学与技术重点实验室 聊城,252059

【出 处】

：

2016第二届有机光电材料与器件国际会议

【发表日期】

：

2016年5期

【关键词】

：

LB膜 螺芴氧杂蒽 荧光光谱 

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论文部分内容阅读

　　研究聚芴材料DSFX-SFX 分子在气液两相表面的行为,分子处于溶液、LB 膜及粉末状态的光学特性,分子有序排列对其发光特性的影响.方法：制备了聚芴材料DSFX-SFX 的X 型LB 膜,研究了π–A 等温曲线,测量了其紫外可见吸收谱和稳态荧光光谱.结果：分子以face-on 形式平躺在亚相表面,单分子面积为4.78nm2.在氯仿溶液中吸收峰位在354nm,归属于分子中三聚氧杂蒽部分与芴环间π～π*电子跃迁,荧光发射峰位在396nm、419nm 及445nm(肩峰),归属于发色团三聚氧杂蒽,是芴环与氧杂蒽环之间的电荷转移.

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