Displacement damage and total ionisation dose effects on 4H‐SiC power devices

P Hazdra, S Popelka - IET Power Electronics, 2019 - Wiley Online Library
A comprehensive study of displacement damage and total ionisation dose effects on 4H‐
silicon carbide power devices is presented. Power diodes and transistors produced by …

Radiation damage by heavy ions in silicon and silicon carbide detectors

C Altana, L Calcagno, C Ciampi, F La Via, G Lanzalone… - Sensors, 2023 - mdpi.com
While silicon has been a steadfast semiconductor material for the past 50 years, it is now
facing competition from other materials, especially for detector design. In that respect, due to …

Analysis of carrier lifetimes in N+ B-doped n-type 4H-SiC epilayers

A Yang, K Murata, T Miyazawa, T Tawara… - Journal of Applied …, 2019 - pubs.aip.org
Control of carrier lifetimes in nitrogen (N)-doped n-type 4H-SiC epilayers was attempted by
intentional boron (B) doping. Doping concentrations of B were controlled to be within 10 15 …

ON-state characteristics of proton irradiated 4H–SiC Schottky diode: The calibration of model parameters for device simulation

J Vobecký, P Hazdra, V Záhlava, A Mihaila… - Solid-State …, 2014 - Elsevier
Abstract 4H silicon carbide Schottky diodes were irradiated by 550 keV protons with the aim
to place the ion range into the low-doped n-type epitaxial layer. The diodes were …

Point defects in 4H–SiC epilayers introduced by neutron irradiation

P Hazdra, V Zahlava, J Vobecký - … Methods in Physics Research Section B …, 2014 - Elsevier
Electronic properties of radiation damage produced in 4H–SiC by neutron irradiation and its
effect on electrical parameters of Junction Barrier Schottky (JBS) diodes were investigated …

Correlation between Defects and Electrical Performances of Ion-Irradiated 4H-SiC p–n Junctions

D Pellegrino, L Calcagno, M Zimbone, S Di Franco… - Materials, 2021 - mdpi.com
In this study, 4H-SiC p–n junctions were irradiated with 700 keV He+ ions in the fluence
range 1.0× 1012 to 1.0× 1015 ions/cm2. The effects of irradiation were investigated by …

5 MeV proton and 15 MeV electron radiation effects study on 4H-SiC nMOSFET electrical parameters

M Alexandru, M Florentin, A Constant… - 2013 14th European …, 2013 - ieeexplore.ieee.org
The impact of proton and electron irradiation on the electrical parameters of 4H-SiC
nMOSFETs has been investigated by using time bias stress instability method. This study …

[HTML][HTML] Insight on defects mechanically introduced by nanoindentation in 4H-SiC pn diode

A Sciuto, PP Barbarino, D Mello, G D'Arrigo - Materials & Design, 2024 - Elsevier
We investigate defects in 4H-SiC pn junction diodes introduced trough nanoindentation
procedure. A nanoindentation load range between 3 mN and 15 mN was explored …

The effect of light ion irradiation on 4H-SiC MPS power diode characteristics: Experiment and simulation

RK Sharma, P Hazdra, S Popelka - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
In this article, the effect of local radiation damage on the electrical characteristics of 1700 V
4H-SiC Merged-Pin Schottky (MPS) diode have been investigated. Radiation defects …

Radiation damage in 4H-SiC and its effect on power device characteristics

P Hazdra, S Popelka, V Záhlava… - Solid State …, 2016 - Trans Tech Publ
The effect of neutron, electron and ion irradiation on electrical characteristics of unipolar
1700V SiC power devices (JBS diodes, JFETs and MESFETs) was investigated. DLTS …