scholarly journals Stencil mask defined doctor blade printing of organic single crystal array for high-performance organic field-effect transistors

Author(s):  
Yue Xi ◽  
Tao Wang ◽  
Qi Mu ◽  
Congcong Huang ◽  
Shuming Duan ◽  
...  

Organic field-effect transistor (OFET) is one of the promising candidates for next generation electronics due to its solution processability and good performance superior to amorphous Si devices. Patterning the organic...

2021 ◽  
Author(s):  
Suman Yadav ◽  
Shivani Sharma ◽  
Satinder K Sharma ◽  
Chullikkattil P. Pradeep

Solution-processable organic semiconductors capable of functioning at low operating voltages (~5 V) are in demand for organic field-effect transistor (OFET) applications. Exploration of new classes of compounds as organic thin-film...


2016 ◽  
Vol 52 (26) ◽  
pp. 4800-4803 ◽  
Author(s):  
Kazuaki Oniwa ◽  
Hiromasa Kikuchi ◽  
Hidekazu Shimotani ◽  
Susumu Ikeda ◽  
Naoki Asao ◽  
...  

A new co-oligomer BPy2T with two 2-positional pyrenes as terminal groups and bithiophene as a central unit showed a high hole mobility of 3.3 cm2 V−1 s−1 in a single crystal field effect transistor.


2020 ◽  
Vol 1 (2) ◽  
pp. 14-21
Author(s):  
Chaw Su Nandar Hlaing Chaw ◽  
Thiri Nwe

This paper presents the band gap design and J-V characteristic curve of Zinc Oxide (ZnO) based on Junction Field Effect Transistor (JFET). The physical properties for analysis of semiconductor field effect transistor play a vital role in semiconductor measurements to obtain the high-performance devices. The main objective of this research is to design and analyse the band diagram design of semiconductor materials which are used for high performance junction field effect transistor. In this paper, the fundamental theory of semiconductors, the electrical properties analysis and bandgap design of materials for junction field effect transistor are described. Firstly, the energy bandgaps are performed based on the existing mathematical equations and the required parameters depending on the specified semiconductor material. Secondly, the J-V characteristic curves of semiconductor material are discussed in this paper. In order to achieve the current-voltage characteristic for specific junction field effect transistor, numerical values of each parameter which are included in analysis are defined and then these resultant values are predicted for the performance of junction field effect transistors. The computerized analyses have also mentioned in this paper.


2013 ◽  
Vol 25 (2) ◽  
pp. 194-199 ◽  
Author(s):  
Md. Minarul Islam

Organic field effect transistors with an active layer based on the tetracene single-crystal were fabricated. It was found that organosilane self-assemble monolayer (SAM) modified device with tetracene single-crystals gave higher mobility and on/off ratio rather than untreated device. SAM modified tetracene single-crystal transistors with parylene gate insulator showed the highest mobility of 0.66 cm2 V-1 s-1 and high on/off ratio of ~104. This finding demonstrates that SAM treatment decrease the charge leakage between source and drain which help to decrease the off current with greater extent and increase the on current slightly of the tetracene single-crystal field-effect transistors. Journal of Bangladesh Chemical Society, Vol. 25(2), 194-199, 2012 DOI: http://dx.doi.org/10.3329/jbcs.v25i2.15086


Author(s):  
Zichao Cheng ◽  
Xiufeng Song ◽  
Lianfu Jiang ◽  
Lude Wang ◽  
Jiamin Sun ◽  
...  

GaSb nanowires integrated on a silicon-based substrate are of great significance for p-type field-effect transistors. In particular, due to the continued miniaturization of circuits, such as avoiding complex dielectric engineering,...


2006 ◽  
Vol 955 ◽  
Author(s):  
Shuichi Miura ◽  
Takahiro Fujii ◽  
Motoaki Iwaya ◽  
Satoshi Kamiyama ◽  
Hiroshi Amano ◽  
...  

ABSTRACTAn AlGaN/GaN photo-hetero-field-effect transistor (photo-HFET) with a p-type GaN gate was fabricated and its properties were compared with those of a HFET without a p-type GaN layer. The photo-HFET with a p-GaN gate exhibited a high signal-to-noise ratio of five orders of magnitude and a dark current density of 10 nA/mm at a drain-source bias of 5 V. In contrast, when the photo-HFET was irradiated with 365 nm (490 μW/cm2) UV light, a photocurrent of over 1 mA/mm was achieved. The responsivity of the device was over 1 × 105 A/W.


2018 ◽  
Vol 6 (4) ◽  
pp. 799-807 ◽  
Author(s):  
Sooji Nam ◽  
Yong Jin Jeong ◽  
Jaemin Jung ◽  
Se Hyun Kim ◽  
Jinho Ahn ◽  
...  

High-crystalline TIPS-PEN crystal stripes are directly printed with controllable inter-stripe spacingviaprogrammed dip-coating for application in organic field-effect transistors.


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