Role of trace impurities in the photovoltaic performance of solution processed small-molecule bulk heterojunction solar cells

2012 ◽  
Vol 3 (6) ◽  
pp. 2103 ◽  
Author(s):  
Wei Lin Leong ◽  
Gregory C. Welch ◽  
Loren G. Kaake ◽  
Christopher J. Takacs ◽  
Yanming Sun ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Bulk Heterojunction ◽  
Photovoltaic Performance ◽  
Trace Impurities ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

Triisopropylsilylethynyl-functionalized dibenzo[def,mno]chrysene: a solution-processed small molecule for bulk heterojunction solar cells

2012 ◽  
Vol 22 (10) ◽  
pp. 4266-4268 ◽  
Author(s):  
Lei Zhang ◽  
Bright Walker ◽  
Feng Liu ◽  
Nicholas S. Colella ◽  
Stefan C. B. Mannsfeld ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

scholarly journals The influence of branched alkyl side chains in A–D–A oligothiophenes on the photovoltaic performance and morphology of solution-processed bulk-heterojunction solar cells

2017 ◽  
Vol 4 (8) ◽  
pp. 1561-1573 ◽  
Author(s):  
Ibrahim Ata ◽  
Sadok Ben Dkhil ◽  
Martin Pfannmöller ◽  
Sara Bals ◽  
David Duché ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Semiconductors ◽  
Bulk Heterojunction ◽  
Photovoltaic Performance ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Alkyl Chains ◽  
Bulk Heterojunction Solar Cells ◽  
Film Forming ◽  
Alkyl Side Chains

Besides providing sufficient solubility, branched alkyl chains also affect the film-forming and packing properties of organic semiconductors.

Influence of thermal and solvent annealing on the morphology and photovoltaic performance of solution processed, D–A–D type small molecule-based bulk heterojunction solar cells

RSC Advances ◽  
2015 ◽  
Vol 5 (113) ◽  
pp. 93579-93590 ◽  
Author(s):  
C. H. Pavan Kumar ◽  
K. Ganesh ◽  
T. Suresh ◽  
Abhishek Sharma ◽  
K. Bhanuprakash ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Thermal Annealing ◽  
Small Molecule ◽  
Bulk Heterojunction ◽  
Photovoltaic Performance ◽  
Solution Processed ◽  
Solvent Annealing ◽  
Heterojunction Solar Cells ◽  
Bhj Device

Four new small molecules CSDPP9–CSDPP12 were obtained with appended electron donating units in the molecular terminals of a DPP core. On solvent and thermal annealing, for the CSDPP11:PC71BM blend, the BHJ device displayed a PCE of 5.47%.

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