Ultrafast transient absorption spectroscopy of doped P3HT films: distinguishing free and trapped polarons

2019 ◽  
Vol 216 ◽  
pp. 339-362 ◽  
Author(s):  
Matthew G. Voss ◽  
D. Tyler Scholes ◽  
J. Reddy Challa ◽  
Benjamin J. Schwartz
Keyword(s):  
Absorption Spectroscopy ◽  
Polymer Films ◽  
Transient Absorption ◽  
Transient Absorption Spectroscopy ◽  
Chemical Doping ◽  
Organic Electronic ◽  
Semiconducting Polymer ◽  
Ultrafast Transient Absorption ◽  
Ultrafast Transient Absorption Spectroscopy

It is generally presumed that the vast majority of carriers created by chemical doping of semiconducting polymer films are coulombically trapped by the counteranion, with only a small fraction that are free and responsible for the increased conductivity essential for organic electronic applications.

Charge-Transfer Dynamics at Ag/Ni-MOF/Cu2O heterostructure in Photoelectrochemical NH3 production

2021 ◽  
Author(s):  
Ying Liu ◽  
Jianmin Lu ◽  
Qianxiao Zhang ◽  
Yajie Bai ◽  
Xuliang Pang ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Absorption Spectroscopy ◽  
Transient Absorption ◽  
Transient Absorption Spectroscopy ◽  
Yield Rate ◽  
Ultrafast Transient Absorption ◽  
Charge Transfer Dynamics ◽  
Ultrafast Transient Absorption Spectroscopy

Decoration of Ag-ultrathin Ni-MOF onside Cu2O was firstly fabricated. The charge-transfer dynamics at heterostructure was in-depth revealed by ultrafast transient absorption spectroscopy. NH3 yield rate (4.63 μg h-1 cm-2) with...

scholarly journals Identification of different pathways of electron injection in dye-sensitised solar cells of electrodeposited ZnO using an indoline sensitiser

2016 ◽  
Vol 18 (13) ◽  
pp. 8938-8944 ◽  
Author(s):  
Iulia Minda ◽  
Essraa Ahmed ◽  
Vivien Sleziona ◽  
Christoph Richter ◽  
Max Beu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Charge Transfer ◽  
Absorption Spectroscopy ◽  
Transient Absorption ◽  
Electron Injection ◽  
Transient Absorption Spectroscopy ◽  
Ultrafast Transient Absorption ◽  
Charge Transfer Dynamics ◽  
Ultrafast Transient Absorption Spectroscopy

Charge transfer dynamics in fully operational dye sensitised solar cells as observed using ultrafast transient absorption spectroscopy.

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