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Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar

The architecture of high-power electronics proficient of operating at high temperatures without the need for comprehensive device heat reduction is desirable in wide sectors mainly industrial βGa2O3 is a preferable wide band gap semiconductor for having good electrical properties suitable for power...

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Main Author: Shahrul Anuar, Muhd Izhar
Format: Student Project
Language:English
Published: 2020
Subjects:
Electronics
Apparatus and materials
Semiconductors
Online Access:http://ir.uitm.edu.my/id/eprint/39889/1/39889.pdf
http://ir.uitm.edu.my/id/eprint/39889/
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spelling my.uitm.ir.398892021-01-06T07:26:36Z http://ir.uitm.edu.my/id/eprint/39889/ Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar Shahrul Anuar, Muhd Izhar Electronics Apparatus and materials Semiconductors The architecture of high-power electronics proficient of operating at high temperatures without the need for comprehensive device heat reduction is desirable in wide sectors mainly industrial βGa2O3 is a preferable wide band gap semiconductor for having good electrical properties suitable for power applications. However βGa2O3 suffers low thermal conductivity (~0.2Wcm-1 K-1). The problem resulting in poor heat dissipation, it called self-heating effect which reduce carrier mobility and drain current degradation. Thus, the project was conducted using simulation software from SILVACO TCAD to investigate βGa2O3 fabricated on different substrates which is 4H-SiC, Silicon and βGa2O3. The structures created is to mitigate the problem to helps improve device performances. This research aim is to study the effect of reduced self¬heating effect in βGa2O3 MOSFET on different substrates utilizing SILVACO TCAD. I-V characteristic was analysed to evaluate and determine the performance of the device on various substrates helps to reduce the self-heating effect on the device. The results of the study shows that the drain current increases and slowly degrades specifically for Silicon substrates. The simulation found that 4H-SiC as hetero-epitaxial substrates helps to reduce the problem faced on βGa2O3 device by increasing origin drain current by 32.67% from 50.81mA to 67.41mA at Vg=8V. Hence, 4H-SiC is suitable substrate to increase the performance and reduce the self-heating effect of P-Ga203 substrates. 2020-07 Student Project NonPeerReviewed text en http://ir.uitm.edu.my/id/eprint/39889/1/39889.pdf Shahrul Anuar, Muhd Izhar (2020) Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar. [Student Project] (Unpublished)
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
topic Electronics
Apparatus and materials
Semiconductors
spellingShingle Electronics
Apparatus and materials
Semiconductors
Shahrul Anuar, Muhd Izhar
Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar
description The architecture of high-power electronics proficient of operating at high temperatures without the need for comprehensive device heat reduction is desirable in wide sectors mainly industrial βGa2O3 is a preferable wide band gap semiconductor for having good electrical properties suitable for power applications. However βGa2O3 suffers low thermal conductivity (~0.2Wcm-1 K-1). The problem resulting in poor heat dissipation, it called self-heating effect which reduce carrier mobility and drain current degradation. Thus, the project was conducted using simulation software from SILVACO TCAD to investigate βGa2O3 fabricated on different substrates which is 4H-SiC, Silicon and βGa2O3. The structures created is to mitigate the problem to helps improve device performances. This research aim is to study the effect of reduced self¬heating effect in βGa2O3 MOSFET on different substrates utilizing SILVACO TCAD. I-V characteristic was analysed to evaluate and determine the performance of the device on various substrates helps to reduce the self-heating effect on the device. The results of the study shows that the drain current increases and slowly degrades specifically for Silicon substrates. The simulation found that 4H-SiC as hetero-epitaxial substrates helps to reduce the problem faced on βGa2O3 device by increasing origin drain current by 32.67% from 50.81mA to 67.41mA at Vg=8V. Hence, 4H-SiC is suitable substrate to increase the performance and reduce the self-heating effect of P-Ga203 substrates.
format Student Project
author Shahrul Anuar, Muhd Izhar
author_facet Shahrul Anuar, Muhd Izhar
author_sort Shahrul Anuar, Muhd Izhar
title Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar
title_short Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar
title_full Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar
title_fullStr Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar
title_full_unstemmed Study of reduced self-heating effect in βGa2O3 on a different substrates utilizing SILVACO TCAD / Muhd Izhar Shahrul Anuar
title_sort study of reduced self-heating effect in βga2o3 on a different substrates utilizing silvaco tcad / muhd izhar shahrul anuar
publishDate 2020
url http://ir.uitm.edu.my/id/eprint/39889/1/39889.pdf
http://ir.uitm.edu.my/id/eprint/39889/
_version_ 1688550902793764864
score 13.211869

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