Indexed by:会议论文
Date of Publication:2014-07-11
Page Number:1-1
Key Words:罗丹明 萘酰亚胺 三重态 开关
Abstract:有关调控有机发色团三重激发态的研究很少见报道[1,2].现制备了含有罗丹明和溴代萘酰亚胺的Dyad(RB-NDI),利用罗丹明在酸、碱作用下可逆的开环、闭环,实现了对NDI三重激发态的调控作用.溴代萘酰亚胺的吸收波长在540nm,其三重态能级是1.63 eV.闭环的罗丹明在可见光区没有吸收,且三重态能级高达3.36 eV；开环的罗丹明吸收峰位于557nm,三重态能级为1.75 eV.因此,可以通过酸来调控三重激发态性质.通过纳秒级瞬态吸收光谱和理论计算证明,在开环的罗丹明和溴代萘酰亚胺之间存在三重态能级平衡.
Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Gender:Male
Alma Mater:Jilin University
Degree:Doctoral Degree
School/Department:School of Chemistry Engineering
Discipline:Organic Chemistry. Applied Chemistry. Physical Chemistry (including Chemical Physics)
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