From wide to ultrawide-bandgap semiconductors for high power and high frequency electronic devices

K Woo, Z Bian, M Noshin, RP Martinez… - Journal of Physics …, 2024 - iopscience.iop.org
Wide and ultrawide-bandgap (U/WBG) materials have garnered significant attention within
the semiconductor device community due to their potential to enhance device performance …

Hydrogen-terminated diamond MOSFETs on (0 0 1) single crystal diamond with state of the art high RF power density

C Yu, C Zhou, J Guo, Z He, M Ma, H Yu… - Functional …, 2022 - Taylor & Francis
Diamond field-effect transistor (FET) has great application potential for high frequency and
high power electronic devices. In this work, diamond FETs were fabricated on (0 0 1) single …

3.8 W/mm RF Power Density for ALD Al2O3-Based Two-Dimensional Hole Gas Diamond MOSFET Operating at Saturation Velocity

S Imanishi, K Horikawa, N Oi, S Okubo… - IEEE Electron …, 2018 - ieeexplore.ieee.org
This letter reports the small-signal and large-signal performances at high drain voltage (V
DS) ranging up to 60 V for a 0.5 μm gate length two-dimensional hole gas diamond metal …

Microwave diamond devices technology: field‐effect transistors and modeling

Z Chen, Y Fu, H Kawarada, Y Xu - International Journal of …, 2021 - Wiley Online Library
This paper provides an overview of the developments in microwave diamond field‐effect
transistor (D‐FET) technologies. Due to the ultrawide‐bandgap and high carrier velocity and …

High Output Power Density of 2DHG Diamond MOSFETs With Thick ALD-Al2O3

K Kudara, S Imanishi, A Hiraiwa… - … on Electron Devices, 2021 - ieeexplore.ieee.org
This article reports on the high operation voltage large-signal performance of two-
dimensional hole gas diamond metal-oxide semiconductor field-effect transistors …

Comparative investigation of surface transfer do** of hydrogen terminated diamond by high electron affinity insulators

C Verona, W Ciccognani, S Colangeli, E Limiti… - Journal of Applied …, 2016 - pubs.aip.org
We report on a comparative study of transfer do** of hydrogenated single crystal diamond
surface by insulators featured by high electron affinity, such as Nb 2 O 5, WO 3, V 2 O 5, and …

Electron spectroscopy of the main allotropes of carbon

S Kaciulis, A Mezzi, P Calvani… - Surface and Interface …, 2014 - Wiley Online Library
Recently, carbon spectroscopy became very important due to the growing interest in the
applications of new carbon allotropes, especially of 2D structures such as graphene and …

Radiofrequency performance of hydrogenated diamond MOSFETs with alumina

CJ Zhou, JJ Wang, JC Guo, C Yu, ZZ He, QB Liu… - Applied Physics …, 2019 - pubs.aip.org
Hydrogenated diamond MOSFETs with self-oxidized alumina as a gate dielectric are
fabricated. The diamond MOSFETs show a high maximum drain current density of 466 …

RF operation of hydrogen-terminated diamond field effect transistors: A comparative study

S Russell, S Sharabi, A Tallaire… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Three sets of different gate-length field-effect transistors (250, 120, and 50 nm) have been
defined on homoepitaxial hydrogen-terminated diamond with the 50-nm device being the …

Over 1 A/mm drain current density and 3.6 W/mm output power density in 2DHG diamond MOSFETs with highly doped regrown source/drain

K Kudara, M Arai, Y Suzuki, A Morishita, J Tsunoda… - Carbon, 2022 - Elsevier
This paper reports the direct current and radio frequency characteristics of two-dimensional
hole gas (2DHG) diamond metal-oxide-semiconductor field-effect transistors (MOSFETs) …