Investigation and Failure Mode of Asymmetric and Double Trench SiC mosfets Under Avalanche Conditions

X Deng, H Zhu, X Li, X Tong, S Gao… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
In this article, commercially 1200-V asymmetric and double trench silicon carbide (SiC)
metal-oxide-semiconductor-field-effect transistors (mosfets) from two manufacturers are …

An Investigation of Body Diode Reliability in Commercial 1.2 kV SiC Power MOSFETs with Planar and Trench Structures

J Qian, L Shi, M Jin, M Bhattacharya, A Shimbori, H Yu… - Micromachines, 2024 - mdpi.com
The body diode degradation in SiC power MOSFETs has been demonstrated to be caused
by basal plane dislocation (BPD)-induced stacking faults (SFs) in the drift region. To …

[HTML][HTML] Multi-resonance frequency spin dependent charge pumping and spin dependent recombination-applied to the 4H-SiC/SiO2 interface

MA Anders, PM Lenahan, AJ Lelis - Journal of Applied Physics, 2017 - pubs.aip.org
We report on a new electrically detected magnetic resonance (EDMR) approach involving
spin dependent charge pumping (SDCP) and spin dependent recombination (SDR) at high …

Electrically detected magnetic resonance of carbon dangling bonds at the Si-face 4H-SiC/SiO2 interface

G Gruber, J Cottom, R Meszaros, M Koch… - Journal of Applied …, 2018 - pubs.aip.org
SiC based metal-oxide-semiconductor field-effect transistors (MOSFETs) have gained a
significant importance in power electronics applications. However, electrically active defects …

Beyond the highs and lows: A perspective on the future of dielectrics research for nanoelectronic devices

M Jenkins, DZ Austin, JF Conley, J Fan… - ECS Journal of Solid …, 2019 - iopscience.iop.org
High-dielectric constant (high-k) gate oxides and low-dielectric constant (low-k) interlayer
dielectrics (ILD) have dominated the nanoelectronic materials research scene over the past …

Near-interface trap model for the low temperature conductance signal in SiC MOS capacitors with nitrided gate oxides

JR Nicholls, AM Vidarsson… - … on Electron Devices, 2020 - ieeexplore.ieee.org
The low channel-carrier mobility in commercial SiC MOSFETs has been attributed to fast
electron traps labeled “NI.” These traps exhibit anomalous behavior compared to other …

A new approach to electrically detected magnetic resonance: Spin-dependent transient spectroscopy

KJ Myers, PM Lenahan, JP Ashton… - Journal of Applied Physics, 2022 - pubs.aip.org
Electrically detected magnetic resonance (EDMR) is arguably the most sensitive method
available to study electrically active point defects in semiconductor devices. Most EDMR …

Electrical detection of TV2a-type silicon vacancy spin defect in 4H-SiC MOSFETs

Y Abe, A Chaen, M Sometani, S Harada… - Applied Physics …, 2022 - pubs.aip.org
Color centers in silicon carbide (4H-SiC) are potentially usable as spin defects for quantum
sensing and quantum information technology. In particular, neutral divacancies (the …

Multiple-photon transitions in electrically detected magnetic resonance measurements of transistors

JP Ashton, PM Lenahan - Physical Review B, 2020 - APS
We report an ultralow-field frequency-swept electrically detected magnetic resonance
(fsEDMR) measurement scheme sensitive to so-called ultrastrong coupling in paramagnetic …

Electrically detected magnetic resonance study on interface defects at nitrided Si-face, a-face, and m-face 4H-SiC/SiO2 interfaces

E Higa, M Sometani, H Hirai, H Yano, S Harada… - Applied physics …, 2020 - pubs.aip.org
We investigated interface defects formed on a-face and m-face 4H-SiC/SiO 2 interfaces after
interface nitridation by nitric oxide (NO) post-oxidation annealing (POA). Using electrically …