Organic field-effect transistors processed by an environmentally friendly non-halogenated solvent blend

2018 ◽  
Vol 6 (3) ◽  
pp. 661-667 ◽  
Author(s):  
Henry Opoku ◽  
Benjamin Nketia-Yawson ◽  
Eun-Sol Shin ◽  
Yong-Young Noh

Based on Hansen solubility parameter analysis, this study employed a non-halogenated binary solvent blend of mesitylene and acetophenone to closely mimic the efficiency of dichlorobenzene, for widely used conjugated polymers used for OFETs.

2020 ◽  
Vol 8 (43) ◽  
pp. 15168-15174 ◽  
Author(s):  
Yunlong Sun ◽  
Yunpeng Zhang ◽  
Yang Ran ◽  
Longxian Shi ◽  
Qingsong Zhang ◽  
...  

Methoxyl group was introduced to obtain isomer-free methoxylation quinoidal bithiophene building block. Four polymers displayed narrow bandgap (<1.20 eV) and hole mobility of up to 2.70 cm2 V−1 s−1.


2017 ◽  
Vol 5 (39) ◽  
pp. 10332-10342 ◽  
Author(s):  
Yeong-A Kim ◽  
Minji Kang ◽  
Ye-Jin Jeon ◽  
Kyeongil Hwang ◽  
Yeon-Ju Kim ◽  
...  

Four donor–acceptor (D–A) type conjugated polymers were synthesized for organic photovoltaics and organic field effect transistors.


2012 ◽  
Vol 45 (10) ◽  
pp. 4115-4121 ◽  
Author(s):  
Weiyi Zhou ◽  
Yugeng Wen ◽  
Lanchao Ma ◽  
Yunqi Liu ◽  
Xiaowei Zhan

2018 ◽  
Vol 5 (3) ◽  
pp. 172025 ◽  
Author(s):  
Inori Ohnishi ◽  
Kazuhito Hashimoto ◽  
Keisuke Tajima

Linear polydimethylsiloxane (PDMS) was investigated as a solubilizing group for π-conjugated polymers with the aim of combining high solubility in organic solvents with the molecular packing in solid films that is advantageous for charge transport. Diketopyrrolopyrrole-based copolymers with different contents and substitution patterns of the PDMS side chains were synthesized and evaluated for application in organic field-effect transistors. The PDMS side chains greatly increased the solubility of the polymers and led to shorter d -spacings of the π-stacking in the thin films compared with polymers containing conventional branched alkyl side chains.


2019 ◽  
Vol 10 (12) ◽  
pp. 1471-1479 ◽  
Author(s):  
Yao-Ming Yeh ◽  
Chiao-Hui Huang ◽  
Shih-Hao Peng ◽  
Chia-Chih Chang ◽  
Chain-Shu Hsu

New conjugated polymers based on 4,8-bis(5-bromothiophen-2-yl)-2,6-bis(2-octyldodecyl)-2H-benzo[1,2-d:4,5-d′]- bis([1,2,3]triazole)-6-ium-5-ide (BTBBTa) displayed the highest hole mobility of 0.21 cm2 V−1 s−1.


2013 ◽  
Vol 407 ◽  
pp. 140-147 ◽  
Author(s):  
Sho-Hsun Wang ◽  
Jia-Hong Liu ◽  
Chin-Tung Pai ◽  
Chien-Wei Chen ◽  
Pao-Tang Chung ◽  
...  

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