The influence of alkyl side chains on molecular packing and solar cell performance of dithienopyrrole-based oligothiophenes

2016 ◽  
Vol 4 (27) ◽  
pp. 10514-10523 ◽  
Author(s):  
Gisela L. Schulz ◽  
Prasenjit Kar ◽  
Martin Weidelener ◽  
Astrid Vogt ◽  
Marta Urdanpilleta ◽  
...  
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Organic Solar Cells ◽  
Bulk Heterojunction ◽  
Cell Performance ◽  
Substitution Pattern ◽  
Solar Cell Performance ◽  
Alkyl Substitution ◽  
Alkyl Side Chains ◽  
Solvent Additive

Dithienopyrrole-based small molecular materials were developed achieving PCEs up to 5.3% in bulk-heterojunction organic solar cells by the tuning of the alkyl substitution pattern and use of a solvent additive.

Optimisation of diketopyrrolopyrrole:fullerene solar cell performance through control of polymer molecular weight and thermal annealing

2014 ◽  
Vol 2 (45) ◽  
pp. 19282-19289 ◽  
Author(s):  
Zhenggang Huang ◽  
Elisa Collado Fregoso ◽  
Stoichko Dimitrov ◽  
Pabitra Shakya Tuladhar ◽  
Ying Woan Soon ◽  
...  
Keyword(s):  
Molecular Weight ◽  
Solar Cells ◽  
Solar Cell ◽  
Thermal Annealing ◽  
Bulk Heterojunction ◽  
Cell Performance ◽  
Polymer Molecular Weight ◽  
Solar Cell Performance ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

The performance of bulk heterojunction solar cells based on a novel donor polymer DPP-TT-T was optimised by tuning molecular weight and thermal annealing.

Synergistic effects of solvent and polymer additives on solar cell performance and stability of small molecule bulk heterojunction solar cells

2016 ◽  
Vol 4 (47) ◽  
pp. 18383-18391 ◽  
Author(s):  
Hyo-Sang Lee ◽  
Hyungju Ahn ◽  
Jea Woong Jo ◽  
BongSoo Kim ◽  
Hae Jung Son
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Small Molecule ◽  
Bulk Heterojunction ◽  
Synergistic Effects ◽  
Cell Performance ◽  
Polymer Additives ◽  
Solar Cell Performance ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

The combination of solvent and polymer additives synergistically enhances solar cell performance and the stability of small molecule bulk heterojunction solar cells.

Influence of Alkyl Substitution Pattern in Thiophene Copolymers on Composite Fullerene Solar Cell Performance

2007 ◽  
Vol 40 (21) ◽  
pp. 7425-7428 ◽  
Author(s):  
Barry C. Thompson ◽  
Bumjoon J. Kim ◽  
David F. Kavulak ◽  
Kevin Sivula ◽  
Clayton Mauldin ◽  
...  
Keyword(s):  
Solar Cell ◽  
Cell Performance ◽  
Substitution Pattern ◽  
Solar Cell Performance ◽  
Alkyl Substitution

scholarly journals Effects of bromination of poly(3-hexylthiophene) on the performance of bulk heterojunction solar cells

RSC Advances ◽  
2017 ◽  
Vol 7 (74) ◽  
pp. 46874-46880 ◽  
Author(s):  
Senku Tanaka ◽  
Siti Khadijah Binti Rosli ◽  
Ken Takada ◽  
Norito Taniai ◽  
Takuya Yoshitomi ◽  
...  
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Charge Transport ◽  
Bulk Heterojunction ◽  
Cell Performance ◽  
Electron Delocalization ◽  
Solar Cell Performance ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells ◽  
Transport Channels

Through partial bromination of P3HT, we examined the effects of π-electron delocalization on the solar cell performance. A higher Br concentration restricts first intra- and then inter-chain delocalization, disrupting charge transport channels.

scholarly journals Enhancement of organic solar cell performance by incorporating gold quantum dots (AuQDs) on a plasmonic grating

2020 ◽  
Vol 2 (7) ◽  
pp. 2950-2957 ◽  
Author(s):  
Sopit Phetsang ◽  
Supeera Nootchanat ◽  
Chutiparn Lertvachirapaiboon ◽  
Ryousuke Ishikawa ◽  
Kazunari Shinbo ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Solar Cells ◽  
Solar Cell ◽  
Quantum Dot ◽  
Organic Solar Cells ◽  
Organic Solar Cell ◽  
Cell Performance ◽  
Solar Cell Performance ◽  
System P ◽  
Plasmonic Grating

The performance of organic solar cells was improved by the effect of a synergistic gold quantum dot/plasmonic grating system.

On the short circuit resilience of organic solar cells: prediction and validation

2015 ◽  
Vol 17 (33) ◽  
pp. 21501-21506 ◽  
Author(s):  
A. Jolt Oostra ◽  
Edsger C. P. Smits ◽  
Dago M. de Leeuw ◽  
Paul W. M. Blom ◽  
Jasper J. Michels
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Fault Tolerance ◽  
Organic Solar Cells ◽  
Organic Solar Cell ◽  
Short Circuit ◽  
Cell Performance ◽  
Solar Cell Performance ◽  
Short Circuits

As flexible organic solar cell performance suffers from processing-related short-circuits, quantitative insight in the effect of flaws is eminent. This work provides such insight and explains how an intrinsic healing mechanism significantly enhances fault-tolerance.

Synergistic improvements in the performance and stability of inverted planar MAPbI3-based perovskite solar cells incorporating benzylammonium halide salt additives

2021 ◽  
Author(s):  
Hung-Cheng Chen ◽  
Jie-Min Lan ◽  
Hsiang-Lin Hsu ◽  
Chia-Wei Li ◽  
Tien-Shou Shieh ◽  
...  
Keyword(s):  
Crystal Structure ◽  
Optical Properties ◽  
Solar Cells ◽  
Solar Cell ◽  
Surface Morphology ◽  
Perovskite Solar Cells ◽  
Cell Performance ◽  
Solar Cell Performance ◽  
Halide Salt

Three different benzylammonium halide (Cl, Br, and I) salts were investigated to elucidate their effects as additives on MAPbI3 perovskite surface morphology, crystal structure, optical properties, and solar cell performance and stability.

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