咔唑类共轭聚合物的激发态动力学研究的中期报告摘要：咔唑类共轭聚合物是一类具有良好光电特性的有机材料，具有广泛的应用前景，在太阳能电池、有机发光二极管和场效应晶体管等方面展示了重要应用。本文主要研究了咔唑类共轭聚合物的激发态动力学，利用飞秒激光脉冲技术研究了其光电特性和电子能级结构，并通过实验和理论模拟分析了其激发态寿命等相关参数。实验结果表明，咔唑类共轭聚合物具有快速衰减的特点，并且其激发态寿命与能级结构和分子结构有关。关键词：咔唑类共轭聚合物；激发态动力学；飞秒激光脉冲；能级结构；寿命；分子结构。Abstract:Carbazole-basedconjugatedpolymersareaclassoforganicmaterialswithexcellentphotoelectricpropertiesandbroadapplicationprospects.Theyhaveexhibitedimportantapplicationsinareassuchassolarcells,organiclight-emittingdiodes,andfield-effecttransistors.Inthisstudy,theexcitedstatedynamicsofcarbazole-basedconjugatedpolymerswereinvestigatedusingfemtosecondlaserpulsetechnologytostudytheirphotoelectricpropertiesandelectronicenergylevelstructure.Therelevantparameterssuchasexcitedstatelifetimewereanalyzedthroughexperimentalandtheoreticalsimulations.Theexperimentalresultsshowthatcarbazole-basedconjugatedpolymershavethecharacteristicofrapidattenuationandtheexcitedstatelifetimeisrelatedtotheenergylevelstructureandmolecularstructure.Keywords:Carbazole-basedconjugatedpolymers;Excitedstatedynamics;Femtosecondlaserpulse;Energylevelstructure;Lifetime;Molecularstructure.