scholarly journals Charge transfer excitons in a donor–acceptor amphidynamic crystal: the role of dipole orientational order

2020 ◽  
Vol 7 (11) ◽  
pp. 2951-2958
Author(s):  
Joshua W. R. Macdonald ◽  
Giacomo Piana ◽  
Massimiliano Comin ◽  
Elizabeth von Hauff ◽  
Gabriele Kociok-Köhn ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Large Amplitude ◽  
Orientational Order ◽  
Molecular Solids ◽  
Electrical Characteristics ◽  
Large Amplitude Motions ◽  
Donor Acceptor ◽  
Charge Transfer Excitons

Large amplitude motions in molecular solids are responsible for anomalous electrical characteristics in amphidynamic crystals. Here we explore the implications for charge transfer excitons photophysics.

scholarly journals Charge transfer excitons in low band gap polymer based solar cells and the role of processing additives

2011 ◽  
Vol 4 (12) ◽  
pp. 5077 ◽  
Author(s):  
Markus C. Scharber ◽  
Christoph Lungenschmied ◽  
Hans-Joachim Egelhaaf ◽  
Gebhard Matt ◽  
Mateusz Bednorz ◽  
...  
Keyword(s):  
Solar Cells ◽  
Charge Transfer ◽  
Band Gap ◽  
Low Band Gap ◽  
Charge Transfer Excitons ◽  
Low Band Gap Polymer

“Hot or cold”: how do charge transfer states at the donor–acceptor interface of an organic solar cell dissociate?

2015 ◽  
Vol 17 (43) ◽  
pp. 28451-28462 ◽  
Author(s):  
Heinz Bässler ◽  
Anna Köhler
Keyword(s):  
Charge Transfer ◽  
Solar Cell ◽  
Organic Semiconductors ◽  
Organic Solar Cell ◽  
Excess Energy ◽  
Donor Acceptor ◽  
Photogeneration Of Charges

This perspective discusses concepts to understand efficient photogeneration of charges in organic semiconductors, with particular emphasis on the role of excess energy.

Dissociation and localization dynamics of charge transfer excitons at a donor-acceptor interface

2020 ◽  
Vol 528 ◽  
pp. 110525 ◽  
Author(s):  
Hong-Guang Duan ◽  
Ajay Jha ◽  
Vandana Tiwari ◽  
R.J. Dwayne Miller ◽  
Michael Thorwart
Keyword(s):  
Charge Transfer ◽  
Donor Acceptor ◽  
Charge Transfer Excitons

scholarly journals Charge-transfer biexciton annihilation in a donor–acceptor co-crystal yields high-energy long-lived charge carriers

2020 ◽  
Vol 11 (35) ◽  
pp. 9532-9541
Author(s):  
Itai Schlesinger ◽  
Natalia E. Powers-Riggs ◽  
Jenna L. Logsdon ◽  
Yue Qi ◽  
Stephen A. Miller ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Transient Absorption ◽  
High Energy ◽  
Charge Carriers ◽  
One Dimensional ◽  
Femtosecond Transient Absorption ◽  
Donor Acceptor ◽  
Charge Transfer Excitons

Femtosecond transient absorption microscopy of donor–acceptor single co-crystals shows that photogenerated charge transfer excitons in one-dimensional donor–acceptor π stacks annihilate to produce high-energy, long-lived electrons and holes.

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