On the nature of majority and minority traps in β-Ga2O3: A review

M Labed, N Sengouga, CV Prasad, M Henini… - Materials Today …, 2023 - Elsevier
In the last decade, researchers and commercial companies have paid great attention to
ultrawide bandgap semiconductors especially gallium oxide (Ga 2 O 3). Ga 2 O 3 has very …

Ga 2 O 3 polymorphs: tailoring the epitaxial growth conditions

M Bosi, P Mazzolini, L Seravalli… - Journal of Materials …, 2020 - pubs.rsc.org
Gallium oxide is a wide bandgap n-type semiconductor highly interesting for optoelectronic
applications (eg, power electronics and solar blind UV photodetectors). Besides its most …

Thermodynamically metastable α-, ε-(or κ-), and γ-Ga2O3: From material growth to device applications

M Biswas, H Nishinaka - APL Materials, 2022 - pubs.aip.org
ABSTRACT Gallium oxide (Ga2O3) has attracted tremendous attention in power electronics
and ultraviolet photodetectors because of the large bandgap of 4.9–5.3 eV available to all …

In situ TEM study of κ→ β and κ→ γ phase transformations in Ga2O3

I Cora, Z Fogarassy, R Fornari, M Bosi, A Rečnik… - Acta Materialia, 2020 - Elsevier
The temperature-driven phase transformation of metastable κ-Ga 2 O 3 layers deposited on
sapphire was studied by high resolution TEM. Annealing experiments up to 1000° C were …

Effect of oxygen flow ratio on the performance of RF magnetron sputtered Sn-doped Ga2O3 films and ultraviolet photodetector

C Wang, WH Fan, YC Zhang, PC Kang, WY Wu… - Ceramics …, 2023 - Elsevier
This work explored the properties of RF magnetron sputtered Sn-doped Ga 2 O 3 films
grown on sapphire substrates at different oxygen flow ratios from 0.0 to 2.5%. The in situ …

Gallium oxide-based solar-blind ultraviolet photodetectors

X Chen, FF Ren, J Ye, S Gu - Semiconductor science and …, 2020 - iopscience.iop.org
Abstract Gallium oxide (Ga 2 O 3) is an emerging ultrawide bandgap (UWBG)
semiconducting material as a key building block for the applications of power electronics …

Influence of Polymorphism on the Electronic Structure of Ga2O3

JEN Swallow, C Vorwerk, P Mazzolini, P Vogt… - Chemistry of …, 2020 - ACS Publications
The search for new wide-band-gap materials is intensifying to satisfy the need for more
advanced and energy-efficient power electronic devices. Ga2O3 has emerged as an …

Electronic properties and photo-gain of UV-C photodetectors based on high-resistivity orthorhombic κ-Ga2O3 epilayers

C Borelli, A Bosio, A Parisini, M Pavesi… - Materials Science and …, 2022 - Elsevier
Electrical and optical properties of nominally-undoped high-resistivity κ-Ga 2 O 3 epitaxial
films are presented, along with the ultraviolet detection performance of solar-blind …

[HTML][HTML] Realization of highly rectifying Schottky barrier diodes and pn heterojunctions on κ-Ga2O3 by overcoming the conductivity anisotropy

M Kneiß, D Splith, P Schlupp, A Hassa… - Journal of Applied …, 2021 - pubs.aip.org
Novel devices based on orthorhombic κ-Ga 2 O 3 could enable solar blind infrared detection
or high-electron mobility transistors with large two-dimensional electron gas densities. Here …

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 …