Articles with "blind ultraviolet" as a keyword



High quality β -Ga 2 O 3 film grown with N 2 O for high sensitivity solar-blind-ultraviolet photodetector with fast response speed

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Published in 2018 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2017.11.037

Abstract: Abstract High quality β-Ga2O3 film is grown by using N2O as reaction gas for the fabrication of high performance solar-blind-ultraviolet photodetector. Compared with traditional solar-blind-ultraviolet photodetector based on β-Ga2O3 film grown with O2, the reported… read more here.

Keywords: ultraviolet photodetector; blind ultraviolet; solar blind;
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High-performance amorphous BeZnO-alloy-based solar-blind ultraviolet photodetectors on rigid and flexible substrates

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Published in 2020 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2020.154819

Abstract: Abstract In this study, the bandgap of ternary alloy BeZnO was modulated to make the material applicable to solar-blind ultraviolet (UV) radiation detection. This was done by preparing amorphous films with high Be doping contents… read more here.

Keywords: amorphous bezno; based solar; bezno alloy; alloy based ... See more keywords
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Solar-blind ultraviolet photodetectors based on homoepitaxial β-Ga2O3 films

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Published in 2021 at "Optical Materials"

DOI: 10.1016/j.optmat.2021.111665

Abstract: Abstract β gallium oxide (β-Ga2O3) is a promising material for the detection of solar-blind ultraviolet (SBUV). The quality of β-Ga2O3 crystal has a crucial influence on the performance of the photodetectors (PDs). In this paper,… read more here.

Keywords: ga2o3; ga2o3 films; solar blind; homoepitaxial ga2o3 ... See more keywords
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Semipolar (112̅2) AlGaN-Based Solar-Blind Ultraviolet Photodetectors with Fast Response.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c03636

Abstract: The high-quality semipolar (112̅2) AlGaN epitaxial films have been obtained on m-plane sapphire by metal-organic chemical vapor deposition. X-ray rocking curve measurements show the full-width at half-maximums of semipolar (112̅2)-oriented AlGaN films are 0.357° and… read more here.

Keywords: fast response; semipolar 112; 112 algan; blind ultraviolet ... See more keywords
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Cs3Cu2I5/ZnO Heterostructure for Flexible Visible-Blind Ultraviolet Photodetection.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c11202

Abstract: Wearable, portable, and biocompatible optoelectronic devices made of all-green and abundant materials and fabricated by low-temperature solution method are the key point in the development of next generation of intelligent optoelectronics. However, this is usually… read more here.

Keywords: cs3cu2i5 zno; blind ultraviolet; heterostructure; zno heterostructure ... See more keywords

Ultrahigh-Sensitivity and Fast-Speed Solar-Blind Ultraviolet Photodetector Based on a Broken-Gap van der Waals Heterodiode.

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Published in 2023 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c20546

Abstract: Broad-bandgap semiconductor-based solar-blind ultraviolet (SBUV) photodetectors have attracted considerable research interest because of their broad applications in missile plume tracking, flame detectors, environmental monitoring, and optical communications due to their solar-blind nature and high sensitivity… read more here.

Keywords: waals heterodiode; van der; fast speed; der waals ... See more keywords
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Narrow-Band Solar-Blind Ultraviolet Detectors Based on AlSnO Films with Tunable Band Gap.

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Published in 2023 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c20801

Abstract: Semiconductor materials with sufficiently wide band gaps are urgently desired for use in solar-blind ultraviolet detectors. In this work, the growth of AlSnO films was achieved through the magnetron sputtering technique. AlSnO films with band… read more here.

Keywords: band; alsno films; ultraviolet detectors; blind ultraviolet ... See more keywords
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(1,4-Butyldiammonium)CdBr4: a layered organic–inorganic hybrid perovskite with a visible-blind ultraviolet photoelectric response

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Published in 2018 at "Inorganic chemistry frontiers"

DOI: 10.1039/c8qi00551f

Abstract: Inspired by the breakthrough of three-dimensional hybrid perovskite CH3NH3PbI3, two-dimensional (2D) layered organic–inorganic halide perovskites are emerging as another promising class of hybrid materials for optoelectronic devices, such as photodetectors fabricated on lead halide perovskites.… read more here.

Keywords: visible blind; blind ultraviolet; photoelectric response; hybrid perovskite ... See more keywords
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Gallium oxide solar-blind ultraviolet photodetectors: a review

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Published in 2019 at "Journal of Materials Chemistry C"

DOI: 10.1039/c9tc02055a

Abstract: This review introduces the developments in β-Ga2O3 materials growth and solar blind UV photodetectors in the last decade, summarizes their advantages and potential for improvement, and puts forward some suggestions for actual application requirements. read more here.

Keywords: oxide solar; blind; solar blind; gallium oxide ... See more keywords
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Highly solar-blind ultraviolet selective metal-semiconductor-metal photodetector based on back-illuminated AlGaN heterostructure with integrated photonic crystal filter

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Published in 2021 at "Applied Physics Letters"

DOI: 10.1063/5.0045661

Abstract: In this paper, we proposed a back-illuminated metal-semiconductor-metal AlGaN heterostructure solar-blind ultraviolet (UV) photodetector integrated with a SiO2/Si3N4 one-dimensional photonic crystal (1D PC). The light absorption outside solar-blind ultraviolet caused by impurity and defect energy… read more here.

Keywords: photodetector; metal; photonic crystal; blind ultraviolet ... See more keywords
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Influence of deposition temperature on amorphous Ga2O3 solar-blind ultraviolet photodetector

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Published in 2020 at "Semiconductor Science and Technology"

DOI: 10.1088/1361-6641/ab6ac1

Abstract: Solar-blind ultraviolet photodetectors have potential applications in space communication, ozone hole monitoring and missile tracking. Amorphous Ga2O3 (a-Ga2O3) films are deposited by a simple radio frequency magnetron sputtering at different deposition temperatures. Fully transparent devices… read more here.

Keywords: deposition; amorphous ga2o3; blind ultraviolet; solar blind ... See more keywords