Highly sensitive and stable β-Ga2O3 DUV phototransistor with local back-gate structure and its neuromorphic application

XX Li, G Zeng, YC Li, QJ Yu, MY Liu, LY Zhu, W Liu… - Nano Research, 2022 - Springer
Deep ultraviolet (DUV) phototransistors are key integral of optoelectronics bearing a wide
spectrum of applications in flame sensor, military detector, oil spill detection, biological …

[HTML][HTML] High responsivity and flexible deep-UV phototransistor based on Ta-doped β-Ga2O3

XX Li, G Zeng, YC Li, H Zhang, ZG Ji, YG Yang… - npj Flexible …, 2022 - nature.com
Deep-ultraviolet (DUV) phototransistors have shown great potential applications in UV
imaging, artificial intelligence, and wearable optoelectronics. Among a large number of wide …

Ultrahigh Deep-Ultraviolet Responsivity of a β-Ga2O3/MgO Heterostructure-Based Phototransistor

J Ahn, J Ma, D Lee, Q Lin, Y Park, O Lee, S Sim… - ACS …, 2021 - ACS Publications
Deep-ultraviolet (DUV) photodetectors based on wide-band-gap semiconductors have
attracted significant interest across a wide range of applications in the industrial, biological …

Ultrahigh Deep-UV Sensitivity in Graphene-Gated β-Ga2O3 Phototransistors

S Kim, S Oh, J Kim - ACS Photonics, 2019 - ACS Publications
Deep-ultraviolet (UV) photodetectors based on ultrawide bandgap β-Ga2O3 have a great
potential in civil or military applications especially due to its inherent solar-blindness. Metal …

Biological UV Photoreceptors‐Inspired Sn‐Doped Polycrystalline β‐Ga2O3 Optoelectronic Synaptic Phototransistor for Neuromorphic Computing

Y Yoon, Y Kim, WS Hwang… - Advanced Electronic …, 2023 - Wiley Online Library
In this study, the authors fabricate Sn‐doped 100‐nm thick polycrystalline β‐Ga2O3 synaptic
field‐effect transistors (FETs) emulating optical and electrical spike stimulation. When …

Nanowires mediated growth of β-Ga2O3 nanobelts for high-temperature (> 573 K) solar-blind photodetectors

X Zou, D Xie, Y Sun, C Wang - Nano Research, 2023 - Springer
Abstract β-Ga2O3, with ultra-wide bandgap, high absorption coefficient for high-energy
ultraviolet (UV) photons, and high structural stability toward harsh-environment, has been …

Nanoscale-Thick CuPc/β-Ga2O3 p–n Junctions for Harsh-Environment-Resistant Self-Powered Deep-UV Photodetectors

T Zhao, H He, C Wu, L Lai, Y Ma, H Yang… - ACS Applied Nano …, 2023 - ACS Publications
Due to their crucial role in ultraviolet communication and monitoring, deep-ultraviolet (DUV)
photodetectors have garnered much interest. Recently, Ga2O3 has emerged as the best …

Improved Photoelectric Performance with Self-Powered Characteristics through TiO2 Surface Passivation in an α-Ga2O3 Nanorod Array Deep Ultraviolet …

H Hu, C Wu, C He, J Shen, Y Cheng, F Wu… - ACS Applied …, 2022 - ACS Publications
Recently, α-Ga2O3 nanorod array (NRA)-based deep ultraviolet (DUV) photodetectors have
attracted more and more attention in the optoelectronic field due to their wide band gap …

Optoelectronic artificial synapses based on β-Ga2O3 films by RF magnetron sputtering

X Chen, W Mi, M Li, J Tang, J Zhao, L Zhou, X Zhang… - Vacuum, 2021 - Elsevier
Optoelectronic neuromorphic architectures have promising potentials for energy-efficient
computing of big data, which are urgently needed to satisfy the demands on the accurate …

Ultra-Low Noise and Self-Powered β-Ga2O3 Deep Ultraviolet Photodetector Array with Large Linear Dynamic Range

BR Tak, R Singh - ACS Applied Electronic Materials, 2021 - ACS Publications
Self-powered ultraviolet (UV) photodetectors are the need of the hour for the current
technology to harvest the charge carriers without power consumption. β-Ga2O3 deep UV …