发色团-溶剂反应导致高效室温磷光数据集
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本数据是针对考核指标3.1提出的多种合成手段实现分子自旋轨道耦合效应可调,开发了利用主客体相互作用实现自旋轨道耦合调控,发现发色团-溶剂反应形成的主客体掺杂物导致高效室温磷光。高效的纯有机室温磷光(RTP)难以获取且机理不明,本项目发现一个结构类似的反应副产物(含量万分之一)可以导致高效的长寿命室温磷光。项目组通过精细的对比实验提出了发光的来源,并利用单晶XRD和计算对发光机理进行解释,此工作有助于加深对有机RTP的理解和新型材料的开发。
This dataset is developed to achieve tunable molecular spin-orbit coupling effects via multiple synthetic strategies proposed in evaluation index 3.1. A method for regulating spin-orbit coupling using host-guest interactions has been established, and it is discovered that host-guest dopants formed through chromophore-solvent reactions can induce efficient room-temperature phosphorescence (RTP). Efficient purely organic room-temperature phosphorescence is rarely obtainable and its underlying mechanism remains unclear. In this project, a structurally similar reaction byproduct at a concentration of 10 parts per million was found to trigger efficient long-lived room-temperature phosphorescence. The research team proposed the origin of the luminescence via carefully designed comparative experiments, and elucidated the luminescence mechanism using single-crystal X-ray diffraction and computational analyses. This work facilitates a deeper understanding of organic RTP and the development of novel functional materials.




