Ultrafast relaxation dynamics of phosphine-protected, rod-shaped Au20 clusters: interplay between solvation and surface trapping

2014 ◽  
Vol 16 (34) ◽  
pp. 18288-18293 ◽  
Author(s):  
Meng Zhou ◽  
Saran Long ◽  
Xiankai Wan ◽  
Yang Li ◽  
Yingli Niu ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Intramolecular Charge Transfer ◽  
Relaxation Dynamics ◽  
Coherent Oscillation ◽  
Ultrafast Relaxation

Excited-state intramolecular charge transfer dynanmics and coherent oscillation of ligand-protected rod shaped Au20 clusters were modulated through the competition between solvation and surface trapping.

Direct evidence of solvent polarity governing the intramolecular charge and energy transfer: ultrafast relaxation dynamics of push–pull fluorene derivatives

2019 ◽  
Vol 21 (21) ◽  
pp. 11087-11102 ◽  
Author(s):  
Afeefah U. Neelambra ◽  
Chinju Govind ◽  
Tessy T. Devassia ◽  
Guruprasad M. Somashekharappa ◽  
Venugopal Karunakaran
Keyword(s):  
Energy Transfer ◽  
Charge Transfer ◽  
Emission Spectroscopy ◽  
Direct Evidence ◽  
Transient Absorption ◽  
Intramolecular Charge Transfer ◽  
Solvent Polarity ◽  
Relaxation Dynamics ◽  
Ultrafast Relaxation ◽  
Absorption And Emission Spectroscopy

The occurrence of intramolecular charge transfer along with energy transfer controlled by the polarity of solvent is revealed by femtosecond and nanosecond transient absorption and emission spectroscopy.

Dynamic adjustment of emission from both singlets and triplets: the role of excited state conformation relaxation and charge transfer in phenothiazine derivates

2021 ◽  
Author(s):  
Weidong Qiu ◽  
Xinyi Cai ◽  
Mengke Li ◽  
Liangying Wang ◽  
Yanmei He ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Intramolecular Charge Transfer ◽  
Dynamic Adjustment ◽  
Twisted Intramolecular Charge Transfer

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

Ultrafast excited state dynamics of fucoxanthin: excitation energy dependent intramolecular charge transfer dynamics

2011 ◽  
Vol 13 (22) ◽  
pp. 10762 ◽  
Author(s):  
Daisuke Kosumi ◽  
Toshiyuki Kusumoto ◽  
Ritsuko Fujii ◽  
Mitsuru Sugisaki ◽  
Yoshiro Iinuma ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Excitation Energy ◽  
Intramolecular Charge Transfer ◽  
Excited State Dynamics ◽  
Charge Transfer Dynamics ◽  
Energy Dependent

Monitoring the intramolecular charge transfer process in the Z907 solar cell sensitizer: a transient Vis and IR spectroscopy and ab initio investigation

2015 ◽  
Vol 17 (33) ◽  
pp. 21594-21604 ◽  
Author(s):  
Nicolò Azzaroli ◽  
Maria Grazia Lobello ◽  
Andrea Lapini ◽  
Alessandro Iagatti ◽  
Laura Bussotti ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Solar Cell ◽  
Ir Spectroscopy ◽  
Ab Initio ◽  
Transfer Process ◽  
Intramolecular Charge Transfer ◽  
Charge Transfer Process ◽  
Tddft Calculations ◽  
Semiconductor Substrates

The excited state dynamics of Z907 in solution and on semiconductor substrates has been studied with ultrafast UV/Vis and IR spectroscopy and DFT/TDDFT calculations.

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