Design and analysis of negative capacitance based dual material dopingless tunnel FET

singh, A., Sajad, M., Singh, A., Kumar, N. , Amin, S. I. and Anand, S. (2021) Design and analysis of negative capacitance based dual material dopingless tunnel FET. Superlattices and Microstructures, 156, 106964. (doi: 10.1016/j.spmi.2021.106964)

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Abstract

In this paper, ferroelectric material based Dual Material Gate-Doping Less Tunnel Field Effect Transistor (DMG-DLTFET) is designed using gate stacked PZT to induce negative capacitance (NC) in the device and analyzed for various device parameters namely trans-conductance (gm), drain current (Id), subthreshold slope (SS), threshold voltage (VTH) and Total capacitance (CT). Simulated parameters are compared with conventional DMG-DLTFET and it has been found that NC based DMG-DLTFET gives better results. Furthermore, NC reduces the SS resulting in fast switching and hence low power consumption. The effect of thickness of the dielectric material PZT is presented which plays vital role in deciding negative capacitance in device.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Kumar, Dr Naveen
Authors: singh, A., Sajad, M., Singh, A., Kumar, N., Amin, S. I., and Anand, S.
College/School:College of Science and Engineering > School of Engineering > Electronics and Nanoscale Engineering
Journal Name:Superlattices and Microstructures
Publisher:Elsevier
ISSN:0749-6036
ISSN (Online):1096-3677
Published Online:19 June 2021

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