DOIONLINE

DOIONLINE NO - IJIEEE-IRAJ-DOI-10388

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International Journal of Industrial Electronics and Electrical Engineering (IJIEEE)-IJIEEE
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Volume Issue
Issue
Volume-5,Issue-12  ( Dec, 2017 )
Paper Title
Comparison on the Various Properties of Thin Film Transistors Based on an Organic and Inorganic Material
Author Name
Silpa S. Prasad, K. Shreekrishna Kumar
Affilition
Department of Electronics & Communication Engg., College of Engineering , Kidangoor, Kottayam, Kerala, India School of Technology & Applied Sciences, Pullarikunnu, Kottayam, Kerala, India
Pages
140-145
Abstract
In this paper, we propose two models which can attract considerable attention from the electronic circuits’ communities by exploring the charge transport characteristics in high-performance Organic Field Effect Transistors (OFETs) based on P3HT and Inorganic Field-Effect Transistors based on V2O5. The paper describes the process of thermal evaporation of V2O5, spin coating of poly(3-hexylthiophene) (P3HT) films and analysis of the film structures by SEM,XRD etc. The investigations manifested that the existence of nano fibre like particles affected the charge transport characteristics in high-performance Organic Field Effect Transistors (OFETs). Here the driving mechanism of carrier-generated field-effect transistors (OFETs) with vanadium pentoxide (V2O5) layers is discussed. For this scenario, large on-currents were observed in an FET with a 35-nm V2O5 layer. Layers with aluminium (Al)/V2O5/Alq3/Sn/(Al) layer structures and (Al)/P3HT/Alq3/Sn/(Al) were also prepared. These devices exhibited a large current density in spite of their high carrier injection barriers between each layer and the Al electrodes. Both of these FETs significantly employ achievable performance and improved field-effect mobilities. The aim of this paper was to determine the structural and optical properties of organic and inorganic thin films deposited by spin coating and thermal evaporation respectively. Keywords – Field Effect Transistor, Spin Coating, P3HT, Vanadium Pentoxide, Mobility
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