Facilely controlling the Förster energy transfer efficiency of dendron encapsulated conjugated organic molecular wire–CdSe quantum dot nanostructures

2015 ◽  
Vol 39 (3) ◽  
pp. 1916-1921 ◽  
Author(s):  
Hua-Yan Si ◽  
Le-Jia Wang ◽  
Wen-Jie Feng ◽  
Hao-Li Zhang ◽  
Hao Zhu ◽  
...  

On Den-OPE–CdSe nanostructures, as the size of the dendrimer increases, the energy transfer efficiency from Den-OPEs to CdSe QDs enhances.

The Analyst ◽  
2015 ◽  
Vol 140 (1) ◽  
pp. 79-82 ◽  
Author(s):  
Guifen Jie ◽  
Yingqiang Qin ◽  
Qingmin Meng ◽  
Jialin Wang

Electrochemiluminescence energy transfer from CdSe QDs to folic acid was applied for the first time for amplified detection of DNA by a DNAzyme autocatalytic system.


Author(s):  
Anastasia K. Visheratina ◽  
Irina V. Martynenko ◽  
Anna O. Orlova ◽  
Vladimir G. Maslov ◽  
Alexander V. Baranov ◽  
...  

2015 ◽  
Author(s):  
Anastasia K. Visheratina ◽  
Irina V. Martynenko ◽  
Anna O. Orlova ◽  
Vladimir G. Maslov ◽  
Alexander V. Baranov ◽  
...  

2017 ◽  
Vol 95 (4) ◽  
pp. 424-431 ◽  
Author(s):  
Yasuhiro Morisaki ◽  
Shotaro Shibata ◽  
Yoshiki Chujo

A [2.2]paracyclophane-based through-space–conjugated tetramer comprising four partially stacked π-electron systems was designed and synthesized, with a large overlap integral between the photoluminescence spectrum of the terminal π-electron system of the through-space–conjugated trimer and the absorption band of the fourth π-electron system. Efficient unidirectional photoexcited energy transfer in the tetramer occurred by the Förster mechanism; the energy transfer efficiency and related rate constants were found to be >0.999 and >1012 s–1, respectively, and stepwise energy transfer was found to be dominant. The [2.2]paracyclophane-based tetramer acted as a single molecular wire for efficient unidirectional photoexcited energy transfer.


2021 ◽  
Vol 23 (12) ◽  
pp. 7495-7503
Author(s):  
Wanlin Cai ◽  
Kai Ren ◽  
Ancong Zhao ◽  
Xiulan Wu ◽  
Rongxing He ◽  
...  

Compared to the PtOO7-based system, the greater EQE of the PtON7-based system is mainly governed by the stronger energy transfer efficiency (ηEET); thus, it is necessary to evaluate ηEET from hosts to guests for the rational design of OLEDs.


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