Universal radiation tolerant semiconductor

A Azarov, JG Fernández, J Zhao, F Djurabekova… - Nature …, 2023 - nature.com
Radiation tolerance is determined as the ability of crystalline materials to withstand the
accumulation of the radiation induced disorder. Nevertheless, for sufficiently high fluences …

[HTML][HTML] Atomic scale defect formation and phase transformation in Si implanted β-Ga2O3

HL Huang, C Chae, JM Johnson, A Senckowski… - APL Materials, 2023 - pubs.aip.org
Atomic scale details of the formation of point defects and their evolution to phase
transformation in silicon (Si) implanted β-Ga 2 O 3 were studied using high resolution …

Formation of γ-Ga2O3 by ion implantation: Polymorphic phase transformation of β-Ga2O3

J García-Fernández, SB Kjeldby, PD Nguyen… - Applied Physics …, 2022 - pubs.aip.org
Ion implantation induced phase transformation and the crystal structure of a series of ion
implanted β-Ga 2 O 3 samples were studied using electron diffraction, high resolution …

Size-Dependent Phase Transition in Ultrathin Ga2O3 Nanowires

J Wang, X Guan, H Zheng, L Zhao, R Jiang, P Zhao… - Nano Letters, 2023 - ACS Publications
Gallium oxide (Ga2O3) has attracted extensive attention as a potential candidate for low-
dimensional metal-oxide-semiconductor field-effect transistors (MOSFETs) due to its wide …

Conducting surface layers formed by hydrogenation of O-implanted β-Ga2O3

AY Polyakov, AA Vasilev, IV Shchemerov… - Journal of Alloys and …, 2023 - Elsevier
Lightly n-type β-Ga 2 O 3 grown by Halide Vapor Phase Epitaxy (HVPE) on heavily n-type
doped β-Ga 2 O 3 substrate was implanted with 1 MeV O ions to a fluence of 10 16 cm− 2 …

Anisotropy of radiation-induced defects in Yb-implanted β-Ga2O3

R Ratajczak, M Sarwar, D Kalita, P Jozwik… - Scientific Reports, 2024 - nature.com
RE-doped β-Ga2O3 seems attractive for future high-power LEDs operating in high
irradiation environments. In this work, we pay special attention to the issue of radiation …

[HTML][HTML] Atomic-scale investigation of γ-Ga2O3 deposited on MgAl2O4 and its relationship with β-Ga2O3

J Tang, K Jiang, C Xu, MJ Cabral, K **ao, LM Porter… - APL Materials, 2024 - pubs.aip.org
Nominally phase-pure γ-Ga 2 O 3 was deposited on (100) MgAl 2 O 4 within a narrow
temperature window centered at∼ 470 C using metal-organic chemical vapor deposition …

Determination of the β to γ Phase Transformation Mechanism in Sc- and Al-Alloyed β-Ga2O3 Crystals

AR Balog, C Lee, D Duarte-Ruiz… - ACS Applied …, 2024 - ACS Publications
β-Ga2O3 is a promising ultrawide bandgap semiconductor for next-generation power
electronics, but the unintended formation of γ-Ga2O3 in β-Ga2O3 crystals has been …

[HTML][HTML] Evolution of β-Ga2O3 to γ-Ga2O3 solid-solution epitaxial films after high-temperature annealing

K Jiang, J Tang, C Xu, K **ao, RF Davis… - Journal of Vacuum …, 2023 - pubs.aip.org
Atomic resolution scanning/transmission electron microscopy (S/TEM) and energy-
dispersive x-ray (EDX) analysis were used to determine the effects of annealing at 800 …

Tuning electrical properties in Ga2O3 polymorphs induced with ion beams

AY Polyakov, АI Kochkova, A Azarov… - Journal of Applied …, 2023 - pubs.aip.org
Ion beam fabrication of metastable polymorphs of Ga 2 O 3, assisted by the controllable
accumulation of the disorder in the lattice, is an interesting alternative to conventional …