A strategic review on gallium oxide based deep‐ultraviolet photodetectors: recent progress and future prospects

D Kaur, M Kumar - Advanced optical materials, 2021 - Wiley Online Library
With the use of UV‐C radiation sterilizers on the rise in the wake of the recent pandemic, it
has become imperative to have health safety systems in place to curb the ill‐effects on …

Perovskite-based color camera inspired by human visual cells

Y Liu, Z Ji, G Cen, H Sun, H Wang, C Zhao… - Light: Science & …, 2023 - nature.com
There are two primary types of photoreceptor cells in the human eye: cone cells and rod
cells that enable color vision and night vision, respectively. Herein, inspired by the function …

A Comprehensive Review on Recent Developments in Ohmic and Schottky Contacts on Ga2O3 for Device Applications

H Sheoran, V Kumar, R Singh - ACS Applied Electronic Materials, 2022 - ACS Publications
Ultrawide bandgap β-gallium oxide (β-Ga2O3) is emerging as a viable candidate for next-
generation high-power electronics, including Schottky barrier diodes (SBDs) and field-effect …

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 …

Ga2O3/GaN Heterointerface-Based Self-Driven Broad-Band Ultraviolet Photodetectors with High Responsivity

U Varshney, A Sharma, P Vashishtha… - ACS Applied …, 2022 - ACS Publications
The broad-band ultraviolet (BBUV) photodetectors (PDs) responding to multiple ultraviolet
(UV) wavelengths (230–400 nm) have received considerable attention in various fields …

Band-structure-engineered high-gain LWIR photodetector based on a type-II superlattice

A Dehzangi, J Li, M Razeghi - Light: Science & Applications, 2021 - nature.com
The LWIR and longer wavelength regions are of particular interest for new developments
and new approaches to realizing long-wavelength infrared (LWIR) photodetectors with high …

Deep ultraviolet–visible highly responsivity self-powered photodetector based on β-Ga2O3/GaN heterostructure

U Varshney, A Sharma, L Goswami, J Tawale, G Gupta - Vacuum, 2023 - Elsevier
We have reported unique β-Ga 2 O 3 nanoscale-strips (β-Ga 2 O 3-NSS) morphology on
epitaxial Gallium nitride film by thermal oxidation and fabricated heterostructure based self …

Highly-efficient (> 70%) and Wide-spectral (400–1700 nm) sub-micron-thick InGaAs photodiodes for future high-resolution image sensors

DM Geum, J Lim, J Jang, S Ahn, SK Kim… - Light: Science & …, 2024 - nature.com
This paper demonstrates the novel approach of sub-micron-thick InGaAs broadband
photodetectors (PDs) designed for high-resolution imaging from the visible to short …

Optical and structural characterization of high crystalline β-Ga2O3 films prepared using an RF magnetron sputtering

V Patil, BT Lee, SH Jeong - Journal of Alloys and Compounds, 2022 - Elsevier
Abstract β-Ga 2 O 3 films have been prepared on sapphire (0001) substrate using an RF
magnetron sputtering. The highly oriented β-Ga 2 O 3 films with a high crystallinity could be …

Investigating the role of oxygen and related defects in the self-biased and moderate-biased performance of β-Ga2O3 solar-blind photodetectors

K Arora, N Kumar, P Vashishtha… - Journal of Physics D …, 2021 - iopscience.iop.org
Abstract High-performance, low-cost, self-powered deep-ultraviolet photodetectors (DUV-
PDs) are essential for military and civil applications. β-Ga 2 O 3 stands alone among all the …