Functional tuning of A–D–A oligothiophenes: the effect of solvent vapor annealing on blend morphology and solar cell performance

2015 ◽  
Vol 3 (26) ◽  
pp. 13738-13748 ◽  
Author(s):  
Gisela L. Schulz ◽  
Mirjam Löbert ◽  
Ibrahim Ata ◽  
Marta Urdanpilleta ◽  
Mika Lindén ◽  
...  

A series of dicyanovinylene-substituted A–D–A oligothiophenes with cores of varying donor strength were developed for solution-processable organic solar cells, with significant enhancement in power conversion efficiencies upon solvent vapor annealing.

2016 ◽  
Vol 4 (7) ◽  
pp. 2571-2580 ◽  
Author(s):  
Cordula D. Wessendorf ◽  
Ana Perez-Rodriguez ◽  
Jonas Hanisch ◽  
Andreas P. Arndt ◽  
Ibrahim Ata ◽  
...  

Solvent vapor annealing (SVA) can strongly influence the morphology of oligomer:fullerene based organic solar cells.


2017 ◽  
Vol 4 (5) ◽  
pp. 755-766 ◽  
Author(s):  
Ibrahim Ata ◽  
Duško Popovic ◽  
Mika Lindén ◽  
Amaresh Mishra ◽  
Peter Bäuerle

A series of A–D–A–D–A co-oligomers was developed and implemented as donor materials in solution-processable organic solar cells showing the dependence of molecular structures on the power conversion efficiency upon solvent vapor annealing.


Nanoscale ◽  
2018 ◽  
Vol 10 (25) ◽  
pp. 12100-12108 ◽  
Author(s):  
Maida Vartanian ◽  
Pilar de la Cruz ◽  
Subhayan Biswas ◽  
Ganesh D. Sharma ◽  
Fernando Langa

A ternary solar cell with two porphyrin-based donors is prepared achieving a high PCE of 9.44% when solvent vapor annealing is applied.


2015 ◽  
Vol 3 (30) ◽  
pp. 15700-15709 ◽  
Author(s):  
Stefan Grob ◽  
Andrew N. Bartynski ◽  
Andreas Opitz ◽  
Mark Gruber ◽  
Florian Grassl ◽  
...  

Solvent vapor annealing on crystalline DIP and amorphous DBP induces morphological changes, which can improve organic solar cell efficiency.


Crystals ◽  
2020 ◽  
Vol 10 (2) ◽  
pp. 113
Author(s):  
Ming-Yi Lin ◽  
Chun-Yu Lee

Inverted solution-processed SMPV1:PC71BM small molecule organic photovoltaic solar cells (SM-OPVs) were fabricated. The power conversion efficiency (PCE) of halogen-free SM-OPVs reached around 5.07%. The absorption spectra at different device thicknesses were simulated by software Fluxim SETFOS 5.0, and compared with the experimental results. To further enhance the performance of halogen-free SM-OPVs, the interface between the active layer and the electrode of the optimized device was treated with the solvent vapor annealing (SVA) process, improving the PCE of the inverted halogen-free SM-OPV to 7.21%.


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