Geometrically controlled organic small molecule acceptors for efficient fullerene-free organic photovoltaic devices

2016 ◽  
Vol 4 (31) ◽  
pp. 12308-12318 ◽  
Author(s):  
Wisnu Tantyo Hadmojo ◽  
So Youn Nam ◽  
Tae Joo Shin ◽  
Sung Cheol Yoon ◽  
Sung-Yeon Jang ◽  
...  
Keyword(s):  
Small Molecule ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices ◽  
Unique Structure ◽  
Blend Morphology ◽  
Molecular Ordering

Incorporation of a 2,5-difluorobenzene (F2B) moiety provides a unique structure with improved molecular ordering and blend morphology, giving a PCE reaching 5% using an F2B-containing acceptor (F2B-T2PDI) whereas using a counterpart acceptor gave only 3.63%.

Improving Performance and Lifetime of Small-Molecule Organic Photovoltaic Devices by Using Bathocuproine–Fullerene Cathodic Layer

2015 ◽  
Vol 7 (17) ◽  
pp. 9262-9273 ◽  
Author(s):  
Shun-Wei Liu ◽  
Chih-Chien Lee ◽  
Wei-Cheng Su ◽  
Chih-Hsien Yuan ◽  
Yi-Sheng Shu ◽  
...  
Keyword(s):  
Small Molecule ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices

scholarly journals Melt-processing of small molecule organic photovoltaics via bulk heterojunction compatibilization

2018 ◽  
Vol 20 (10) ◽  
pp. 2218-2224 ◽  
Author(s):  
Aiman Rahmanudin ◽  
Liang Yao ◽  
Xavier A. Jeanbourquin ◽  
Yongpeng Liu ◽  
Arvindh Sekar ◽  
...  
Keyword(s):  
Small Molecule ◽  
Organic Photovoltaics ◽  
Bulk Heterojunction ◽  
Melt Processing ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices

A specially-designed molecular compatibilizer enables bulk-heterojunction organic photovoltaic devices that tolerate melt processing thus reducing the need for toxic solvents.

Enhanced Performance of Pseudo-Bilayer Organic Photovoltaic Devices via Small Molecule Doping

2014 ◽  
Vol 118 (19) ◽  
pp. 9958-9965 ◽  
Author(s):  
Yu-Wei Syu ◽  
Peng-Yi Huang ◽  
Husan-De Li ◽  
Ching-Ling Hsu ◽  
Kuan-Cheng Chiu ◽  
...  
Keyword(s):  
Small Molecule ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices

A modular molecular framework for utility in small-molecule solution-processed organic photovoltaic devices

2011 ◽  
Vol 21 (34) ◽  
pp. 12700 ◽  
Author(s):  
Gregory C. Welch ◽  
Louis A. Perez ◽  
Corey V. Hoven ◽  
Yuan Zhang ◽  
Xuan-Dung Dang ◽  
...  
Keyword(s):  
Small Molecule ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices ◽  
Solution Processed ◽  
Molecular Framework

scholarly journals Impact of substituents on the performance of small-molecule semiconductors in organic photovoltaic devices via regulating morphology

2022 ◽  
Author(s):  
Mitsuharu Suzuki ◽  
Kanta Suzuki ◽  
Taehyun Won ◽  
Hiroko Yamada
Keyword(s):  
Organic Semiconductors ◽  
Active Layer ◽  
Small Molecule ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices ◽  
Photovoltaic Applications

This review summarizes recent prominent examples of substituent engineering on small-molecule organic semiconductors for photovoltaic applications, focusing on flexible substituents that regulate the active-layer morphology.

Decoupling the optical and electrical properties of subphthalocyanine/C70bi-layer organic photovoltaic devices: improved photocurrent while maintaining a high open-circuit voltage and fill factor

RSC Advances ◽  
2015 ◽  
Vol 5 (8) ◽  
pp. 5617-5626 ◽  
Author(s):  
Chih-Chien Lee ◽  
Wei-Cheng Su ◽  
Yi-Sheng Shu ◽  
Wen-Chang Chang ◽  
Bo-Yao Huang ◽  
...  
Keyword(s):  
Electrical Properties ◽  
Small Molecule ◽  
Fill Factor ◽  
Open Circuit Voltage ◽  
Open Circuit ◽  
Organic Photovoltaic ◽  
Optical And Electrical Properties ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices

Optimizing performance of fullerene-based small-molecule bi-layer organic photovoltaic devices.

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