Progress on AlGaN-based solar-blind ultraviolet photodetectors and focal plane arrays

Q Cai, H You, H Guo, J Wang, B Liu, Z Xie… - Light: Science & …, 2021 - nature.com
Solar-blind ultraviolet (UV) photodetectors (PDs) have attracted tremendous attention in the
environmental, industrial, military, and biological fields. As a representative III-nitride …

Ultrawide-bandgap semiconductor AlN crystals: growth and applications

R Yu, G Liu, G Wang, C Chen, M Xu, H Zhou… - Journal of Materials …, 2021 - pubs.rsc.org
In recent years, ultrawide bandgap semiconductor materials represented by aluminum
nitride (AlN) have attracted worldwide attention due to their excellent high-frequency power …

The road ahead for ultrawide bandgap solar-blind UV photodetectors

A Kalra, UU Muazzam, R Muralidharan… - Journal of Applied …, 2022 - pubs.aip.org
This Perspective seeks to understand and assess why ultrawide bandgap (UWBG)
semiconductor-based deep-UV photodetectors have not yet found any noticeable presence …

AlxGa1-xN-based back-illuminated solar-blind photodetectors with external quantum efficiency of 89%

E Cicek, R McClintock, CY Cho, B Rahnema… - Applied Physics …, 2013 - pubs.aip.org
We report on high performance Al x Ga 1− x N-based solar-blind ultraviolet photodetector
(PD) array grown on sapphire substrate. First, high quality, crack-free AlN template layer is …

High-efficiency transfer of percolating nanowire films for stretchable and transparent photodetectors

J Wang, C Yan, W Kang, PS Lee - Nanoscale, 2014 - pubs.rsc.org
Stretchable devices with good transparency offer exciting new applications over the existing
technologies, but remarkable difficulties remain in the fabrication of transparent and …

The optimized growth of AlN templates for back-illuminated AlGaN-based solar-blind ultraviolet photodetectors by MOCVD

Y Chen, Z Zhang, H Jiang, Z Li, G Miao… - Journal of Materials …, 2018 - pubs.rsc.org
In this paper, AlN templates with different mesothermal AlN (MT-AlN) interlayer deposition
cycles are prepared via metal–organic chemical vapor deposition (MOCVD) at first. The …

Beyond quantum efficiency limitations originating from the piezoelectric polarization in light-emitting devices

G Muziol, H Turski, M Siekacz, K Szkudlarek… - Acs …, 2019 - ACS Publications
Blue and violet light-emitting devices based on III-nitrides caused an ongoing revolution in
general lighting. One of the highly deliberated discussions in this field is devoted to the …

Deep-ultraviolet integrated photonic and optoelectronic devices: A prospect of the hybridization of group III–nitrides, III–oxides, and two-dimensional materials

N Alfaraj, JW Min, CH Kang, AA Alatawi… - Journal of …, 2019 - iopscience.iop.org
Progress in the design and fabrication of ultraviolet and deep-ultraviolet group III–nitride
optoelectronic devices, based on aluminum gallium nitride and boron nitride and their …

Solar blind photodetectors enabled by nanotextured β-Ga2O3 films grown via oxidation of GaAs substrates

D Patil-Chaudhari, M Ombaba, JY Oh… - IEEE Photonics …, 2017 - ieeexplore.ieee.org
A simple and inexpensive method for growing Ga 2 O 3 using GaAs wafers is demonstrated.
Si-doped GaAs wafers are heated to 1050° C in a horizontal tube furnace in both argon and …

AlGaN devices and growth of device structures

KA Jones, TP Chow, M Wraback, M Shatalov… - Journal of Materials …, 2015 - Springer
The structure of a number of GaN/AlGaN devices and their associated material growth and
processing issues are examined in some detail, and extrapolations are made to predict what …