Substituent control of the ultrafast twisted intramolecular charge transfer rate in dimethylaminochalcone derivatives

2018 ◽  
Vol 20 (9) ◽  
pp. 6347-6353 ◽  
Author(s):  
Rajib Ghosh

The rate of TICT relaxation in dimethylaminochalcone derivatives is shown to be controlled by acceptor strength. Variation in the charge pulling capacity of the acceptor modifies the torsional barrier along the TICT coordinate in the S1 state, resulting in a tunable TICT relaxation rate.

Author(s):  
Weidong Qiu ◽  
Xinyi Cai ◽  
Mengke Li ◽  
Liangying Wang ◽  
Yanmei He ◽  
...  

Dynamic adjustment of emission behaviours by controlling the extent of twisted intramolecular charge transfer character in excited state.


2010 ◽  
Vol 114 (46) ◽  
pp. 19635-19640 ◽  
Author(s):  
Tarasankar Das ◽  
Abhishek Kumar ◽  
Prasun Ghosh ◽  
Arnab Maity ◽  
Syed S. Jaffer ◽  
...  

1986 ◽  
Vol 119 (5) ◽  
pp. 1683-1688 ◽  
Author(s):  
Reinhard Bunte ◽  
Karl-Dietrich Gundermann ◽  
Johannes Leitich ◽  
Oskar E. Polansky ◽  
Maximilian Zander

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