scholarly journals Intense-pulsed-UV-converted perhydropolysilazane gate dielectrics for organic field-effect transistors and logic gates

RSC Advances ◽  
2019 ◽  
Vol 9 (6) ◽  
pp. 3169-3175 ◽  
Author(s):  
Han Sol Back ◽  
Min Je Kim ◽  
Jeong Ju Baek ◽  
Do Hwan Kim ◽  
Gyojic Shin ◽  
...  

We fabricated a high-quality perhydropolysilazane (PHPS)-derived SiO2 film by intense pulsed UV irradiation and applied it as a gate dielectric layer in high-performance organic field-effect transistors (OFETs) and complementary inverters.

2015 ◽  
Vol 6 (32) ◽  
pp. 5884-5890 ◽  
Author(s):  
Shengxia Li ◽  
Linrun Feng ◽  
Jiaqing Zhao ◽  
Xiaojun Guo ◽  
Qing Zhang

Thermal cross-linking the bi-functional polymer thin-films at low temperature for gate dielectric application in solution processed organic field-effect transistors.


2009 ◽  
Vol 94 (5) ◽  
pp. 053303 ◽  
Author(s):  
M. P. Walser ◽  
W. L. Kalb ◽  
T. Mathis ◽  
T. J. Brenner ◽  
B. Batlogg

2007 ◽  
Vol 7 (11) ◽  
pp. 4101-4105
Author(s):  
Ahnsook Yoon ◽  
Woong-Ki Hong ◽  
Takhee Lee

We report the fabrication and electrical characterization of ZnO nanowire field effect transistors (FETs). Dielectrophoresis technique was used to directly align ZnO nanowires between lithographically prepatterned source and drain electrodes, and spin-coated polyvinylphenol (PVP) polymer thin layer was used as a gate dielectric layer in "top-gate" FET device configuration. The electrical characteristics of the top-gate ZnO nanowire FETs were found to be comparable to the conventional "bottom-gate" nanowire FETs with a SiO2 gate dielectric layer, suggesting the directly-assembled nanowire FET with a polymer gate dielectric layer is a useful device structure of nanowire FETs.


2018 ◽  
Vol 9 (1) ◽  
pp. 2 ◽  
Author(s):  
Sooji Nam ◽  
Yong Jeong ◽  
Joo Kim ◽  
Hansol Yang ◽  
Jaeyoung Jang

Here, we report on the use of a graphene oxide (GO)/polystyrene (PS) bilayer as a gate dielectric for low-voltage organic field-effect transistors (OFETs). The hydrophilic functional groups of GO cause surface trapping and high gate leakage, which can be overcome by introducing a layer of PS—a hydrophobic polymer—onto the top surface of GO. The GO/PS gate dielectric shows reduced surface roughness and gate leakage while maintaining a high capacitance of 37.8 nF cm−2. The resulting OFETs show high-performance operation with a high mobility of 1.05 cm2 V−1 s−1 within a low operating voltage of −5 V.


2019 ◽  
Vol 7 (21) ◽  
pp. 6251-6256 ◽  
Author(s):  
Hyunjin Park ◽  
Jimin Kwon ◽  
Hyungju Ahn ◽  
Sungjune Jung

The parylene copolymer gate dielectric improves the device performance and operational stability without increasing fabrication complexity.


2007 ◽  
Vol 3 (6) ◽  
pp. 432-434 ◽  
Author(s):  
Mao-jun Dong ◽  
Chun-lan Tao ◽  
Xu-hui Zhang ◽  
Gu-ping Ou ◽  
Fu-jia Zhang

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