Solution processed bulk heterojunction solar cells based on A–D–A small molecules with a dihydroindoloindole (DINI) central donor and different acceptor end groups

2016 ◽  
Vol 4 (16) ◽  
pp. 3508-3516 ◽  
Author(s):  
Jangkeun Sim ◽  
Hyejeoung Lee ◽  
Kihyoung Song ◽  
Subhayan Biswas ◽  
Abhishek Sharma ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells ◽  
End Groups

The optimized devices after TSA treatment showed PCEs of 7.04% and 6.16% when employing DIN-IND : PC71BM (1 : 2) and DIN-CN : PC71BM (1 : 2), respectively.

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%.

Donor–acceptor–acceptor–donor small molecules for solution processed bulk heterojunction solar cells

2015 ◽  
Vol 27 ◽  
pp. 72-83 ◽  
Author(s):  
P. Gautam ◽  
Rajnessh Misra ◽  
Emmanuel N. Koukaras ◽  
Abhishek Sharma ◽  
Ganesh D. Sharma
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells ◽  
Donor Acceptor

S,N-Heteropentacene based small molecules with A–D–A structure for solution processed organic bulk heterojunction solar cells

RSC Advances ◽  
2015 ◽  
Vol 5 (123) ◽  
pp. 102115-102125 ◽  
Author(s):  
Hyeonjun Jo ◽  
Sojin Park ◽  
Hyeju Choi ◽  
Subok Lee ◽  
Kihyung Song ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

SN(BTTh2)2 and SN(BTAOTh2)2, containing an electron rich planar S,N-heteropentacene flanked with alkoxy substituted and unsubstituted benzothiadiazole and end capped with hexyl-substituted bi-thiophene units, were designed and synthesized.

Efficient bulk heterojunction solar cells based on solution processed small molecules based on the same benzo[1,2-b:4, 5-b′]thiophene unit as core donor and different terminal units

Nanoscale ◽  
2015 ◽  
Vol 7 (17) ◽  
pp. 7692-7703 ◽  
Author(s):  
Challuri Vijay Kumar ◽  
Lydia Cabau ◽  
Emmanuel N. Koukaras ◽  
Shahbaz A. Siddiqui ◽  
Ganesh D. Sharma ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Bulk Heterojunction ◽  
Central Core ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells ◽  
Terminal Units

Two novel molecules,DRT3-BDTandDTT3-BDT, based on a BDT central core (donor) and with different edge acceptor units linkedviaa terthiophene π-conjugation bridge, have been synthesized.

Small molecule based N-phenyl carbazole substituted diketopyrrolopyrroles as donors for solution-processed bulk heterojunction organic solar cells

2016 ◽  
Vol 18 (33) ◽  
pp. 22999-23005 ◽  
Author(s):  
Yuvraj Patil ◽  
Rajneesh Misra ◽  
F. C. Chen ◽  
Ganesh D. Sharma
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells ◽  
Homo Lumo

We report two acetylene-bridged small molecules DPP5 and DPP6 with low HOMO–LUMO gaps as donors along with PC71BM as an acceptor for the fabrication of solution-processed bulk heterojunction solar cells.

Solution-processed benzotrithiophene-based donor molecules for efficient bulk heterojunction solar cells

2013 ◽  
Vol 1 (26) ◽  
pp. 7767 ◽  
Author(s):  
Dhananjaya Patra ◽  
Chao-Cheng Chiang ◽  
Wei-An Chen ◽  
Kung-Hwa Wei ◽  
Meng-Chyi Wu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Bulk Heterojunction ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells
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