Heavy-atom-free amorphous materials with facile preparation and efficient room-temperature phosphorescence emission

2019 ◽  
Vol 55 (37) ◽  
pp. 5355-5358 ◽  
Author(s):  
Changxing Zhao ◽  
Yanhuan Jin ◽  
Jie Wang ◽  
Xiaoming Cao ◽  
Xiang Ma ◽  
...  
Keyword(s):  
Small Molecules ◽  
Amorphous Materials ◽  
Room Temperature ◽  
Heavy Atom ◽  
Room Temperature Phosphorescence ◽  
Heavy Atoms ◽  
Phosphorescence Emission ◽  
Facile Preparation

Amorphous pure organic room-temperature phosphorescent small molecules without heavy atoms were designed and facilely preparedviamodification of heavy-atom-free luminophores onto β-cyclodextrin.

Pure room temperature phosphorescence emission of organic host-guest doped system with quantum efficiency of 64%

2021 ◽  
Author(s):  
Xiaoqing Liu ◽  
Wenbo Dai ◽  
Qian Junjie ◽  
Yunxiang Lei ◽  
Miaochang Liu ◽  
...  
Keyword(s):  
Quantum Efficiency ◽  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Halogen Atoms ◽  
System P ◽  
Phosphorescence Emission

A new doped system with pure phosphorescent emission is constructed using four 1-(4-(diphenylamino)phenyl)-2-phenylethan-1-one derivatives containing halogen atoms as the guests and benzophenone as the host. That is, the doped system...

Enhanced room-temperature phosphorescence of triphenylphosphine derivatives without metal and heavy atoms in their crystal phase

RSC Advances ◽  
2016 ◽  
Vol 6 (57) ◽  
pp. 51683-51686 ◽  
Author(s):  
Pengchong Xue ◽  
Panpan Wang ◽  
Peng Chen ◽  
Jipeng Ding ◽  
Ran Lu
Keyword(s):  
Room Temperature ◽  
Crystal Phase ◽  
Room Temperature Phosphorescence ◽  
Heavy Atoms

Two simple triphenylphosphine derivatives have weak phosphorescence in solution, but the emissions were enhanced by 6.5 and 27 times, respectively, in crystals.

scholarly journals A room temperature phosphorescence encoding [2]rotaxane molecular shuttle

2016 ◽  
Vol 7 (7) ◽  
pp. 4582-4588 ◽  
Author(s):  
Xiang Ma ◽  
Jing Zhang ◽  
Jingjing Cao ◽  
Xuyang Yao ◽  
Tiantian Cao ◽  
...  
Keyword(s):  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Acid Base ◽  
Phosphorescence Emission ◽  
Molecular Shuttle

The shuttling of an acid–base switchable bistable [2]rotaxane is addressed by room temperature phosphorescence emission signals.

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