Electrically active defects in SiC power MOSFETs

M Chaturvedi, D Haasmann, HA Moghadam… - Energies, 2023 - mdpi.com
The performance and reliability of the state-of-the-art power 4H-SiC metal–oxide–
semiconductor field-effect transistors (MOSFETs) are affected by electrically active defects at …

Quantified density of performance-degrading near-interface traps in SiC MOSFETs

M Chaturvedi, S Dimitrijev, D Haasmann… - Scientific reports, 2022 - nature.com
Abstract Characterization of near-interface traps (NITs) in commercial SiC metal–oxide–
semiconductor field-effect transistors (MOSFETs) is essential because they adversely impact …

gate oxide thin films based on silicon carbide

KO Odesanya, R Ahmad, A Andriyana… - ECS Journal of Solid …, 2022 - iopscience.iop.org
A comprehensive review of the features of silicon carbide (SiC) and various methods of
deposition of gate oxides are presented in this report. The SiC material, which is mostly …

A figure of merit for selection of the best family of SiC power MOSFETs

M Chaturvedi, S Dimitrijev, D Haasmann… - Electronics, 2022 - mdpi.com
This paper proposes a criterion to select the best family of commercial SiC power metal–
oxide–semiconductor field-effect transistors (MOSFETs) that provides the highest quality and …

A method for characterizing near-interface traps in SiC metal–oxide–semiconductor capacitors from conductance–temperature spectroscopy measurements

JR Nicholls, AM Vidarsson, D Haasmann… - Journal of Applied …, 2021 - pubs.aip.org
The state-of-the-art technology for gate oxides on SiC involves the introduction of nitrogen to
reduce the density of interface defects. However, SiC metal–oxide–semiconductor (MOS) …

Fast near-interface traps in 4H-SiC MOS capacitors measured by an integrated-charge method

M Chaturvedi, S Dimitrijev, HA Moghadam… - IEEE …, 2021 - ieeexplore.ieee.org
Oxide traps existing in 4H-SiC MOS capacitors with fast response times that are active in the
strong accumulation and depletion regions were characterized by an integrated-charge …

Identification of the defect dominating high temperature reverse leakage current in vertical GaN power diodes through deep level transient spectroscopy

S DasGupta, O Slobodyan, T Smith, A Binder… - Applied Physics …, 2022 - pubs.aip.org
Deep level defects in wide bandgap semiconductors, whose response times are in the
range of power converter switching times, can have a significant effect on converter …

Fabrication and analysis of InAlN/GaN metal–insulator–semiconductor high-electron-mobility transistors based on AlN/GaN superlattice channel

TH Nguyen, T Takahashi, H Chonan… - Applied Physics …, 2021 - pubs.aip.org
In this work, InAlN/GaN metal–insulator–semiconductor high-electron-mobility transistors
(MIS-HEMTs) based on the AlN/GaN superlattice channel have been demonstrated. The …

The Modelling of SiC Gate Oxide Thickness based on Thermal Oxidation Temperatures and Durations for High-Voltage Applications

NS Hashim, B Poobalan, NF Zakaria, M Natarajan… - Trends in …, 2023 - tis.wu.ac.th
This research has shown that the oxide thickness for silicon carbide (SiC) based wide
materials can be predicted using regression techniques in wet/dry nitrided or wet/dry non …

[PDF][PDF] Fast Near-Interface Traps in 4H-SiC MOS Capacitors Measured by an Integrated-Charge Method

HA MOGHADAM, D HAASMANN, P PANDE - researchgate.net
Oxide traps existing in 4H-SiC MOS capacitors with fast response times that are active in the
strong accumulation and depletion regions were characterized by an integrated-charge …