β-Ga2O3 material properties, growth technologies, and devices: a review

M Higashiwaki - AAPPS Bulletin, 2022 - Springer
Rapid progress in β-gallium oxide (β-Ga 2 O 3) material and device technologies has been
made in this decade, and its superior material properties based on the very large bandgap …

A strategic review on gallium oxide based power electronics: Recent progress and future prospects

D Kaur, A Ghosh, M Kumar - Materials Today Communications, 2022 - Elsevier
Silicon based power devices have limited capabilities in terms of voltage handling and
switching speeds, leading to rampant research in the field of next generation wide bandgap …

4.4 kV β-Ga2O3 MESFETs with power figure of merit exceeding 100 MW cm− 2

A Bhattacharyya, S Sharma, F Alema… - Applied Physics …, 2022 - iopscience.iop.org
Abstract β-Ga 2 O 3 metal–semiconductor field-effect transistors are realized with superior
reverse breakdown voltages (V BR) and ON currents (I DMAX). A sandwiched SiN x …

Ga2O3-on-SiC Composite Wafer for Thermal Management of Ultrawide Bandgap Electronics

Y Song, D Shoemaker, JH Leach… - … Applied Materials & …, 2021 - ACS Publications
β-phase gallium oxide (Ga2O3) is an emerging ultrawide bandgap (UWBG) semiconductor
(EG∼ 4.8 eV), which promises generational improvements in the performance and …

Multi-kV Class β-Ga₂O₃ MESFETs With a Lateral Figure of Merit Up to 355 MW/cm²

A Bhattacharyya, P Ranga, S Roy… - IEEE Electron …, 2021 - ieeexplore.ieee.org
We demonstrate over 3 kV gate-pad-connected field plated (GPFP) β-Ga 2 O 3 lateral
MESFETs with high lateral figures of merit (LFOM) using metalorganic vapor phase epitaxy …

[HTML][HTML] Scaled β-Ga2O3 thin channel MOSFET with 5.4 MV/cm average breakdown field and near 50 GHz fMAX

CN Saha, A Vaidya, AFM Bhuiyan, L Meng… - Applied Physics …, 2023 - pubs.aip.org
This Letter reports a high performance β-Ga 2 O 3 thin channel MOSFET with T gate and
degenerately doped (n++) source/drain contacts regrown by metal organic chemical vapor …

Vacuum Annealed β-Ga2O3 Recess Channel MOSFETs With 8.56 kV Breakdown Voltage

S Sharma, L Meng, AFMAU Bhuiyan… - IEEE Electron …, 2022 - ieeexplore.ieee.org
This letter reports vacuum annealing of lateral field-plated-Ga2O3 MOSFETs with significant
current recovery and improvement in the on-state resistance,, after Reactive Ion Etching …

2.1 kV (001)-β-Ga2O3 vertical Schottky barrier diode with high-k oxide field plate

S Roy, A Bhattacharyya, C Peterson… - Applied Physics …, 2023 - pubs.aip.org
We report a vertical β-Ga2O3 Schottky barrier diode (SBD) with BaTiO3 as field plate oxide
on a low doped thick epitaxial layer exhibiting 2.1 kV breakdown voltage. A thick drift layer of …

Critical review of Ohmic and Schottky contacts to β-Ga2O3

LAM Lyle - Journal of Vacuum Science & Technology A, 2022 - pubs.aip.org
Over the last decade, beta-phase gallium oxide (β-Ga2O3) has developed an extensive
interest for applications such as high-power electronics. Due to its ultrawide bandgap of∼ …

β-Ga₂O₃ Lateral High-Permittivity Dielectric Superjunction Schottky Barrier Diode With 1.34 GW/cm² Power Figure of Merit

S Roy, A Bhattacharyya, C Peterson… - IEEE Electron …, 2022 - ieeexplore.ieee.org
In this work, we demonstrate lateral-Ga2O3 Schottky barrier diode (SBD) with a high
permittivity (high-k) dielectric superjunction (SJ) structure. Trenches are patterned on the …