A review of ultrawide bandgap materials: properties, synthesis and devices

M Xu, D Wang, K Fu, DH Mudiyanselage… - Oxford Open …, 2022 - academic.oup.com
Ultrawide bandgap (UWBG) materials such as diamond, Ga2O3, hexagonal boron nitride (h-
BN) and AlN, are a new class of semiconductors that possess a wide range of attractive …

Gallium oxide-based optical nonlinear effects and photonics devices

J Zhou, H Chen, K Fu, Y Zhao - Journal of Materials Research, 2021 - Springer
Photonics devices working in the ultraviolet and visible (UV–Vis) spectra have drawn great
attention due to their potential applications in the optical computing, communication, and bio …

Nonlinear nanophotonic devices in the ultraviolet to visible wavelength range

J He, H Chen, J Hu, J Zhou, Y Zhang, A Kovach… - …, 2020 - degruyter.com
Although the first lasers invented operated in the visible, the first on-chip devices were
optimized for near-infrared (IR) performance driven by demand in telecommunications …

Continuous Single‐Crystalline GaN Film Grown on WS2‐Glass Wafer

Y Yin, B Liu, Q Chen, Z Chen, F Ren, S Zhang, Z Liu… - Small, 2022 - Wiley Online Library
Use of 2D materials as buffer layers has prospects in nitride epitaxy on symmetry
mismatched substrates. However, the control of lattice arrangement via 2D materials at the …

Highly Asymmetric Optical Properties of β-Ga2O3 as Probed by Linear and Nonlinear Optical Excitation Spectroscopy

JB Cho, G Jung, K Kim, J Kim, SK Hong… - The Journal of …, 2020 - ACS Publications
β-Ga2O3 is a highly promising semiconductor for a deep ultraviolet (UV) emitter owing to its
wide band gap, which significantly varies in the range of 4.49–4.74 eV because of its optical …

Three-photon absorption and Kerr nonlinearity in pristine and doped β-Ga2O3 single crystals

Y Sun, Z Li, Y Fang, X Wu, W Zhou, Z Jia… - Applied Physics …, 2022 - pubs.aip.org
We report the spectral dependence of the three-photon absorption coefficient γ and third-
order nonlinear refractive index n 2 in pristine, Sn-doped and Fe-doped β-Ga 2 O 3 crystals …

Wide Bandgap Vertical kV-Class β-Ga₂O₃/GaN Heterojunction pn Power Diodes With Mesa Edge Termination

DH Mudiyanselage, D Wang… - IEEE Journal of the …, 2021 - ieeexplore.ieee.org
Breakdown capability of-Ga 2 O 3/GaN heterojunction-based vertical pn power diodes with
mesa edge termination (ET) was comprehensively investigated using TCAD simulation. With …

Dispersion of two-photon absorption and nonlinear refraction in β-Ga2O3 from 350 to 515 nm

X Tian, H Lu, T Qian, W Zhou, J Yang, X Yang… - Applied Physics …, 2024 - pubs.aip.org
We report the wavelength dependencies of the two-photon absorption coefficients β as well
as the nonlinear refractive index n 2 of undoped β-Ga 2 O 3 single crystal in the spectral …

[HTML][HTML] Correlation between deep-level defects and functional properties of β-(SnxGa1-x) 2O3 on Si photodetectors

I Hatipoglu, DA Hunter, P Mukhopadhyay… - Journal of Applied …, 2021 - pubs.aip.org
Heterogeneous integration of β-(Sn x Ga 1− x) 2 O 3 (TGO) UV-C photodetectors on silicon
substrates by molecular beam epitaxy is demonstrated. Multimodal electron microscopy and …

High Sensitivity Ultraviolet Sensor Based on Gallium Oxide Coated Hollow Core Fiber

F **an, S Lu, L Xu, G Zheng, H Wu, Z Cao… - IEEE Sensors …, 2024 - ieeexplore.ieee.org
A novel solar blind ultraviolet (UV) sensor based on a Ga 2 O 3 thin film coated hollow core
fiber (HCF) is firstly proposed by theoretical and experimental methods. Ga 2 O 3 thin film is …