Structural and insulating behaviour of high-permittivity binary oxide thin films for silicon carbide and gallium nitride electronic devices

R Lo Nigro, P Fiorenza, G Greco, E Schilirò… - Materials, 2022 - mdpi.com
High-κ dielectrics are insulating materials with higher permittivity than silicon dioxide. These
materials have already found application in microelectronics, mainly as gate insulators or …

Trap states analysis in AlGaN/AlN/GaN and InAlN/AlN/GaN high electron mobility transistors

S Latrach, E Frayssinet, N Defrance, S Chenot… - Current Applied …, 2017 - Elsevier
The paper deals with trap effects in InAlN/AlN/GaN and AlGaN/AlN/GaN high electron
mobility transistor structures using frequency dependent conductance and High-Low …

Physics and technology of gallium nitride materials for power electronics

F Roccaforte, P Fiorenza, R Lo Nigro… - La Rivista del Nuovo …, 2018 - Springer
Owing to its exceptional physical and electronic properties, gallium nitride (GaN) is a
promising material that can find application in the fields of high-power and high-frequency …

The influence of Fe doping tail in unintentionally doped GaN layer on DC and RF performance of AlGaN/GaN HEMTs

F Jia, X Ma, L Yang, B Hou, M Zhang… - … on Electron Devices, 2021 - ieeexplore.ieee.org
In this work, the performance of AlGaN/gallium nitride (GaN) high-electron mobility
transistors (HEMTs) with different Fe doping tails was systematically investigated and …

Channel Mobility in GaN Hybrid MOS-HEMT Using SiO2 as Gate Insulator

P Fiorenza, G Greco, F Iucolano, A Patti… - … on Electron Devices, 2017 - ieeexplore.ieee.org
The channel mobility in SiO 2/GaN hybrid metal-oxide-semiconductor high-electron-mobility
transistors (MOS-HEMTs) has been studied. The formalism used for the inversion mobility in …

Fast and slow interface traps in transparent NiO gated AlGaN/GaN heterostructure field-effect transistors

L Li, J Chen, Z Liu, T Que, X Gu, L He, Y Liu - Applied Surface Science, 2019 - Elsevier
In the present study, the reliability of transparent NiO gated AlGaN/GaN heterostructure field-
effect transistors have been investigated. Compared with the TiN Schottky gated device, the …

Demonstration of vertically-ordered h-BN/AlGaN/GaN metal-insulator-semiconductor high-electron-mobility transistors on Si substrate

M Whiteside, S Arulkumaran, GI Ng - Materials Science and Engineering: B, 2021 - Elsevier
AlGaN/GaN metal–insulator-semiconductor high-electron-mobility transistors (MISHEMTs)
have been demonstrated with 22 nm thick vertically ordered (VO) h-BN by high-power …

Conduction mechanisms at interface of AlN/SiN dielectric stacks with AlGaN/GaN heterostructures for normally-off high electron mobility transistors: Correlating device …

G Greco, P Fiorenza, F Iucolano… - … applied materials & …, 2017 - ACS Publications
In this work, the conduction mechanisms at the interface of AlN/SiN dielectric stacks with
AlGaN/GaN heterostructures have been studied combining different macroscopic and …

Low frequency noise and gate bias instability in normally OFF AlGaN/GaN HEMTs

F Crupi, P Magnone, S Strangio… - … on Electron Devices, 2016 - ieeexplore.ieee.org
In this brief, traps-related dispersion phenomena are investigated on GaN/AlGaN MOS-high-
electron mobility transistors. Pulsed IV characteristics and low-frequency-noise …

Effects of interface states and near interface traps on the threshold voltage stability of GaN and SiC transistors employing SiO2 as gate dielectric

P Fiorenza, G Greco, F Giannazzo, F Iucolano… - Journal of Vacuum …, 2017 - pubs.aip.org
This paper reports on the effects of interface states and near interface traps on the behavior
of GaN and SiC transistors employing SiO 2 as gate dielectric, emphasizing the role of these …