Performance Enhancement of Top-Contact Pentacene-Based Organic Thin-Film Transistors with Bilayer WO3/Au Electrodes

2013 ◽  
Vol 52 (3S) ◽  
pp. 03BB08 ◽  
Author(s):  
Mir Waqas Alam ◽  
Zhaokui Wang ◽  
Shigeki Naka ◽  
Hiroyuki Okada
2020 ◽  
Vol 91 (3) ◽  
pp. 30201
Author(s):  
Hang Yu ◽  
Jianlin Zhou ◽  
Yuanyuan Hao ◽  
Yao Ni

Organic thin film transistors (OTFTs) based on dioctylbenzothienobenzothiophene (C8BTBT) and copper (Cu) electrodes were fabricated. For improving the electrical performance of the original devices, the different modifications were attempted to insert in three different positions including semiconductor/electrode interface, semiconductor bulk inside and semiconductor/insulator interface. In detail, 4,4′,4′′-tris[3-methylpheny(phenyl)amino] triphenylamine (m-MTDATA) was applied between C8BTBTand Cu electrodes as hole injection layer (HIL). Moreover, the fluorinated copper phthalo-cyanine (F16CuPc) was inserted in C8BTBT/SiO2 interface to form F16CuPc/C8BTBT heterojunction or C8BTBT bulk to form C8BTBT/F16CuPc/C8BTBT sandwich configuration. Our experiment shows that, the sandwich structured OTFTs have a significant performance enhancement when appropriate thickness modification is chosen, comparing with original C8BTBT devices. Then, even the low work function metal Cu was applied, a normal p-type operate-mode C8BTBT-OTFT with mobility as high as 2.56 cm2/Vs has been fabricated.


Author(s):  
Kuo-Tong Lin ◽  
Chia-Hsun Chen ◽  
Ming-Huan Yang ◽  
Yuh-Zheng Lee ◽  
Kevin Cheng

2020 ◽  
Vol 4 (10) ◽  
pp. 2990-2994
Author(s):  
Deyang Ji ◽  
Jie Li ◽  
Xiaosong Chen ◽  
Lin Li ◽  
Liqiang Li ◽  
...  

Polystyrene-based masks are fabricated to produce top-contact high-resolution (5 μm) electrodes. With this mask, the mobility of DPA-based thin-film transistors could reach 19.22 cm2 V−1 s−1, which is a new breakthrough for DPA thin-film transistors.


Materials ◽  
2016 ◽  
Vol 9 (1) ◽  
pp. 46 ◽  
Author(s):  
Ching-Lin Fan ◽  
Wei-Chun Lin ◽  
Hsiang-Sheng Chang ◽  
Yu-Zuo Lin ◽  
Bohr-Ran Huang

2009 ◽  
Vol 24 (11) ◽  
pp. 115012 ◽  
Author(s):  
Jun Li ◽  
Xiao-Wen Zhang ◽  
Liang Zhang ◽  
Khizar-ul Haq ◽  
Xue-Yin Jiang ◽  
...  

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