Articles with "broadband photodetector" as a keyword



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Fast, Self‐Driven, Air‐Stable, and Broadband Photodetector Based on Vertically Aligned PtSe2/GaAs Heterojunction

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Published in 2018 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201705970

Abstract: This work shows the large‐area growth of high‐quality vertically aligned PtSe 2 , and its application to photodetectors based on PtSe 2 ‐GaAs heterojunctions which exhibit a broadband sensitivity to illumination ranging from deep ultraviolet… read more here.

Keywords: self driven; vertically aligned; broadband photodetector; fast self ... See more keywords
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Hybrid 2D/0D SnSe2-SnO2 vertical junction based high performance broadband photodetector

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Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2021.160826

Abstract: Abstract Despite their high absorption coefficients, most two-Dimensional (2D) Transition Metal Dichalcogenides (TMDC) based photodetectors have a narrow range of light absorption and employ sophisticated fabrication methods. To overcome this, we propose a 2D–0D hybrid… read more here.

Keywords: photodetector; broadband photodetector; performance; snse2 sno2 ... See more keywords
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An ultrasensitive self-driven broadband photodetector based on a 2D-WS2/GaAs type-II Zener heterojunction.

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Published in 2020 at "Nanoscale"

DOI: 10.1039/c9nr10348a

Abstract: High-performance broadband photodetectors have attracted extensive research interest because of their significance in optoelectronic applications. In this study, a highly sensitive room-temperature (RT) broadband photodetector composed of a WS2/GaAs type-II van der Waals heterojunction was… read more here.

Keywords: heterojunction; gaas type; broadband photodetector; ws2 gaas ... See more keywords
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Hybrid structure of PbS QDs and vertically-few-layer MoS2 nanosheets array for broadband photodetector

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Published in 2020 at "Nanotechnology"

DOI: 10.1088/1361-6528/abd57f

Abstract: A novel three-dimensional (3D) vertically-few-layer MoS2 (V-MoS2) nanosheets- zero-dimensional PbS quantum dots (QDs) hybrid structure based broadband photodetector was fabricated, and its photoelectric performance was investigated in detail. We synthesized the V-MoS2 nanosheets by chemical… read more here.

Keywords: mos2; hybrid structure; mos2 nanosheets; broadband photodetector ... See more keywords
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Highly-Responsive Broadband Photodetector Based on Graphene-PTAA-SnS2 Hybrid

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12030475

Abstract: The development of wearable systems stimulate the exploration of flexible broadband photodetectors with high responsivity and stability. In this paper, we propose a facile liquid-exfoliating method to prepare SnS2 nanosheets with high-quality crystalline structure and… read more here.

Keywords: broadband photodetector; broadband; highly responsive; ptaa ... See more keywords