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   Articles with "high detectivity" as a keyword



Self‐Powered Organic Photodetectors with High Detectivity for Near Infrared Light Detection Enabled by Dark Current Reduction

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recommendations! Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202106326

Abstract: Organic photodetectors (OPDs) for near infrared (NIR) light detection represents cutting‐edge technology for optical communication, environmental monitoring, biomedical imaging, and sensing. Herein, a series of self‐powered OPDs with high detectivity are constructed by the sequential… read more here.

Keywords: dark current; organic photodetectors; light detection; near infrared ... See more keywords

Multidimensional Perovskites for High Detectivity Photodiodes

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recommendations! Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202205261

Abstract: Low‐dimensional perovskites attract increasing interest due to tunable optoelectronic properties and high stability. Here, it is shown that perovskite thin films with a vertical gradient in dimensionality result in graded electronic bandgap structures that are… read more here.

Keywords: detectivity photodiodes; detectivity; high detectivity; perovskites high ... See more keywords
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Cross‐Bar SnO 2 ‐NiO Nanofiber‐Array‐Based Transparent Photodetectors with High Detectivity

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recommendations! Published in 2019 at "Advanced electronic materials"

DOI: 10.1002/aelm.201901048

Abstract: An interlaced textile structure has been employed to design a transparent p-n junction-based photodetector. The device consisting of aligned n-SnO2 and p-NiO nanofibers was prepared via a mature electro-spinning process which is suitable for commercial… read more here.

Keywords: sno nio; detectivity; cross bar; bar sno ... See more keywords

High Detectivity and Low-Dark Current in Organic Photodetectors by a High-Content Nonfullerene Acceptor-Based Bulk Heterojunction with a Polymer Overlayer.

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recommendations! Published in 2025 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.5c11989

Abstract: To achieve high detectivity in organic photodetectors, the suppression of the dark current density and the improvement of responsivity are necessary at the same time. In this work, we introduce a polymer donor overlayer on… read more here.

Keywords: detectivity; dark current; high detectivity; organic photodetectors ... See more keywords

Large-Scale Growth of Ultrathin Low-Dimensional Perovskite Nanosheets for High-Detectivity Photodetectors.

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recommendations! Published in 2019 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.9b18826

Abstract: Low-dimensional organic-inorganic hybrid perovskites have demonstrated to be promising semiconductor materials due to their unique optoelectronic properties, however, the controllable growth of high-quality ultrathin 2D perovskites with large lateral dimension still faces great challenges. Herein,… read more here.

Keywords: large scale; perovskite nanosheets; low dimensional; high detectivity ... See more keywords

Multiwavelength High-Detectivity MoS2 Photodetectors with Schottky Contacts.

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recommendations! Published in 2022 at "ACS nano"

DOI: 10.1021/acsnano.2c06062

Abstract: Photodetection is one of the vital functions for the multifunctional "More than Moore" (MtM) microchips urgently required by Internet of Things (IoT) and artificial intelligence (AI) applications. The further improvement of the performance of photodetectors… read more here.

Keywords: mos2; multiwavelength high; high detectivity; mos2 photodetectors ... See more keywords

High-detectivity organic photodetectors based on a thick-film photoactive layer using a conjugated polymer containing a naphtho[1,2-c:5,6-c]bis[1,2,5]thiadiazole unit

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recommendations! Published in 2019 at "Journal of Materials Chemistry C"

DOI: 10.1039/c9tc01154d

Abstract: The detectivity of organic photodetectors obviously enhanced with a photoactive layer thickness as a result of the reduced dark current density. read more here.

Keywords: photoactive layer; high detectivity; organic photodetectors; detectivity organic ... See more keywords
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Few-layer In4/3P2Se6 nanoflakes for high detectivity photodetectors.

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recommendations! Published in 2021 at "Nanoscale"

DOI: 10.1039/d0nr07987a

Abstract: Metal phosphorus trichalcogenides (MPX3) have attracted extensive attention as promising two-dimensional (2D) layered materials in future electronic and optoelectronic devices. Here, for the first time, few-layer In4/3P2Se6 nanoflakes have been successfully exfoliated from home-made high-quality… read more here.

Keywords: 3p2se6 nanoflakes; layer in4; in4 3p2se6; nanoflakes high ... See more keywords

High detectivity Ge photodetector at 940 nm achieved by growing strained-Ge with a top Si stressor.

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recommendations! Published in 2024 at "Optics express"

DOI: 10.1364/oe.517896

Abstract: We have developed a self-powered near-infrared photodetector (PD) with high detectivity using a tensile strained Ge layer capped with a thick Si layer. The Si layer acts as a stressor and maintains the strain of… read more here.

Keywords: detectivity; detectivity photodetector; high detectivity; photodetector 940 ... See more keywords