A new unsymmetrical near-IR small molecule with squaraine chromophore for solution processed bulk heterojunction solar cells

2015 ◽  
Vol 3 (27) ◽  
pp. 7029-7037 ◽  
Author(s):  
Sanghyun Paek ◽  
Hyeju Choi ◽  
Hyunjun Jo ◽  
Kiae Lee ◽  
Kihyung Song ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electrochemical Properties ◽  
Small Molecule ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Low Bandgap ◽  
Bulk Heterojunction Solar Cells ◽  
Near Ir

A new unsymmetrical low bandgap push–pull squaraine chromophore bis-DMFA-Th-SQ-Th-DCA (JK216D) was synthesized and its optical and electrochemical properties were investigated.

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

Synthesis, optical and electrochemical properties of the A–π-D–π-A porphyrin and its application as an electron donor in efficient solution processed bulk heterojunction solar cells

Nanoscale ◽  
2015 ◽  
Vol 7 (1) ◽  
pp. 179-189 ◽  
Author(s):  
Challuri Vijay Kumar ◽  
Lydia Cabau ◽  
Emmanuel N. Koukaras ◽  
Ganesh D. Sharma ◽  
Emilio Palomares
Keyword(s):  
Solar Cells ◽  
Electrochemical Properties ◽  
Electron Donor ◽  
Efficient Solution ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells ◽  
Donor Acceptor ◽  
Porphyrin Core

A conjugated acceptor–donor–acceptor with a Zn-porphyrin core and di-cyanovinyl substituted thiophene connected at meso positions was designed, synthesized and used in BHJ solar cells. The PCE of the devices reached 5.24%.

Synthesis, optical and electrochemical properties of small molecules DMM-TPA[DTS(FBTTh3)3] and TPA[DTS(FBTTh3)3], and their application as donors for bulk heterojunction solar cells

2014 ◽  
Vol 2 (31) ◽  
pp. 12368-12379 ◽  
Author(s):  
Nara Cho ◽  
Sanghyun Paek ◽  
Jihye Jeon ◽  
Kihyung Song ◽  
G. D. Sharma ◽  
...  
Keyword(s):  
Solar Cells ◽  
Electrochemical Properties ◽  
Small Molecules ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

Two organic small molecules were synthesized, characterized and used as donors along with PC71BM for use in solution-processed bulk heterojunction solar cells. The PCE of the solution-processed SMBHJ solar cells was improved up to 5.16% and 4.70%.

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