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1. 中国科学院长春光学精密机械与物理研究所, 激发态物理重点实验室
2. 东北师范大学化学学院, 多酸化学研究所
3. 白城广播电视大学
收稿:2006-10-14,
修回:2007-1-16,
纸质出版:2007-05-20
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岳淑美, 张莉, 李斌, 刘畅, 李文连. 钌(Ⅱ)配合物有机改性干凝胶的氧传感性能[J]. 发光学报, 2007,28(3): 345-348
YUE Shu-mei, ZHANG Li, LI Bin, LIU Chang, LI Wen-lian. Oxygen Sensing Properties Based on Organically Modified Sol-gel Doped with Ru-Dppz[J]. Chinese Journal of Luminescence, 2007,28(3): 345-348
采用溶胶-凝胶法以正硅酸乙酯(TEOS)和正辛基三乙氧基硅烷(Octyl-triEOS)为共先驱体制备了掺杂二氯化二联吡啶(二吡啶并[3
2-a 2
3-c]吩嗪)合钌(Ru-Dppz)的干凝胶.考察了Ru-Dppz在乙醇溶液和干凝胶内的荧光行为
发现在干凝胶中配合物的发射光谱较乙醇溶液中有明显蓝移.与固态本体配合物相比
干凝胶内Ru-Dppz的荧光寿命有明显增加.以Ru-Dppz为荧光指示剂的有机改性氧传感材料具有灵敏度高、响应时间短及稳定性好等优点.该复合材料中有机改性剂的加入提高了氧的通透性
降低了发光分子间的浓度自猝灭进而改善了材料传感的灵敏度.
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