A new technique for reducing self heating effect in MOSFETs with extended source and drain

Metal Oxide Semiconductor Field Effect Transistor (MOSFET) plays a key role in electronic industry in recent years. Among MOSFETs, double gate (DG) transistor is an important device. During last decade, many efforts have been accomplished to improve the device properties. A new structure of the doub...

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Main Authors: Meysam Zareiee, Mahsa Mehrad
Format: Article
Language:fas
Published: Semnan University 2018-06-01
Series:مجله مدل سازی در مهندسی
Subjects:
Online Access:https://modelling.semnan.ac.ir/article_3045_9f1f84ac17e2f0fd9c3ec39d7c3b31a8.pdf
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author Meysam Zareiee
Mahsa Mehrad
author_facet Meysam Zareiee
Mahsa Mehrad
author_sort Meysam Zareiee
collection DOAJ
description Metal Oxide Semiconductor Field Effect Transistor (MOSFET) plays a key role in electronic industry in recent years. Among MOSFETs, double gate (DG) transistor is an important device. During last decade, many efforts have been accomplished to improve the device properties. A new structure of the double gate (DG) transistor on SOI technology is proposed in this paper. In SOI technology, buried oxide as insulating layer has lower thermal conductivity than silicon and makes some problems for nano-scale MOSFETs. Incorporating a silicon window under the channel region and two spacers reduces maximum temperature of device. The simulation with ATLAS simulator shows that by optimizing the length and thickness of the silicon window, an acceptable device temperature would be achieved and makes the double gate structure more reliable for nano-scale applications at high temperature. Drain current, lattice temperature, electron mobility, hole density, threshold voltage, subthreshold swing and off current are improved in the new structure.
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spelling doaj.art-9a6c466ca076435288d108d00de6cca72024-02-23T19:05:22ZfasSemnan Universityمجله مدل سازی در مهندسی2008-48542783-25382018-06-01165314915510.22075/jme.2017.5970.3045A new technique for reducing self heating effect in MOSFETs with extended source and drainMeysam Zareiee0Mahsa Mehrad1دانشگاه دامغاندانشگاه دامغانMetal Oxide Semiconductor Field Effect Transistor (MOSFET) plays a key role in electronic industry in recent years. Among MOSFETs, double gate (DG) transistor is an important device. During last decade, many efforts have been accomplished to improve the device properties. A new structure of the double gate (DG) transistor on SOI technology is proposed in this paper. In SOI technology, buried oxide as insulating layer has lower thermal conductivity than silicon and makes some problems for nano-scale MOSFETs. Incorporating a silicon window under the channel region and two spacers reduces maximum temperature of device. The simulation with ATLAS simulator shows that by optimizing the length and thickness of the silicon window, an acceptable device temperature would be achieved and makes the double gate structure more reliable for nano-scale applications at high temperature. Drain current, lattice temperature, electron mobility, hole density, threshold voltage, subthreshold swing and off current are improved in the new structure.https://modelling.semnan.ac.ir/article_3045_9f1f84ac17e2f0fd9c3ec39d7c3b31a8.pdfdouble gate mosfetsilicon on insulatorburied oxidemaximum temprature
spellingShingle Meysam Zareiee
Mahsa Mehrad
A new technique for reducing self heating effect in MOSFETs with extended source and drain
مجله مدل سازی در مهندسی
double gate mosfet
silicon on insulator
buried oxide
maximum temprature
title A new technique for reducing self heating effect in MOSFETs with extended source and drain
title_full A new technique for reducing self heating effect in MOSFETs with extended source and drain
title_fullStr A new technique for reducing self heating effect in MOSFETs with extended source and drain
title_full_unstemmed A new technique for reducing self heating effect in MOSFETs with extended source and drain
title_short A new technique for reducing self heating effect in MOSFETs with extended source and drain
title_sort new technique for reducing self heating effect in mosfets with extended source and drain
topic double gate mosfet
silicon on insulator
buried oxide
maximum temprature
url https://modelling.semnan.ac.ir/article_3045_9f1f84ac17e2f0fd9c3ec39d7c3b31a8.pdf
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