Results 11 to 20 of about 34,337 (296)

ZnO-Based Ultraviolet Photodetectors

open access: yesSensors, 2010
Ultraviolet (UV) photodetection has drawn a great deal of attention in recent years due to a wide range of civil and military applications. Because of its wide band gap, low cost, strong radiation hardness and high chemical stability, ZnO are regarded as
Masakazu Aono, Makoto Sakurai, Kewei Liu
doaj   +2 more sources

Recent Advances in Organic Photodetectors

open access: yesPhotonics
Organic photodetectors (OPDs) have garnered significant attention in fields such as image sensing, health monitoring, and wearable devices due to their exceptional performance. This review summarizes recent research advancements in materials, structures,
Jintao Zou, Shuo Zhang, Xin Tang
doaj   +2 more sources

Research Progress in Organic Photomultiplication Photodetectors

open access: yesNanomaterials, 2018
Organic photomultiplication photodetectors have attracted considerable research interest due to their extremely high external quantum efficiency and corresponding high detectivity.
Linlin Shi   +7 more
doaj   +2 more sources

A Demystified Guide on Fabrication and Characterization of Perovskites‐Based Optoelectronic Devices

open access: yesAdvanced Photonics Research, 2022
It is by no means an exaggeration that perovskites have been preeminent in championing revolution of energy‐harnessing and energy‐saving devices such as photodetectors and supercapacitors.
AbdulJelili Popoola   +2 more
doaj   +1 more source

A Review of Perovskite-Based Photodetectors and Their Applications

open access: yesNanomaterials, 2022
Perovskite photodetectors have attracted much research and attention because of their outstanding photoelectric characteristics, such as good light harvesting capability, excellent carrier migration behavior, tunable band gap, and so on.
Haiyan Wang   +8 more
doaj   +1 more source

Sub-nanosecond Intrinsic Response Time of PbS Nanocrystal IR-Photodetectors

open access: yes, 2022
Colloidal nanocrystals (NCs), especially lead sulfide NCs, are promising candidates for solution-processed next-generation photodetectors with high-speed operation frequencies.
Andre Maier   +11 more
core   +1 more source

Theoretical Approach to the Energy Resolution of a Scintillation Spectrometer with Several Photodetectors [PDF]

open access: yesEPJ Web of Conferences, 2020
The exact mathematical description of processes at registration of incident particles by a scintillation spectrometer with several photodetectors allows receiving correct formulae for the mean value and the variance of the amplitude at the output of ...
Samedov Victor V.
doaj   +1 more source

Circularly Polarized Photodetectors Based on Chiral Materials: A Review

open access: yesFrontiers in Chemistry, 2021
Circularly polarized light (CPL) plays an important role in many photonic techniques, including tomographic scanning based on circular polarization ellipsometry, optical communication and information of spin, and quantum-based optical calculation and ...
Can Zhang   +5 more
doaj   +1 more source

Infrared Digital Focal Plane Arrays for Earth Remote Sensing Instruments

open access: yesProceedings, 2019
In this presentation, we will discuss the advantages of using an in-pixel digital read out integrated circuit and type-II strained layer superlattice detector array technology to elevate the operating temperature of the focal plane array for Earth remote
Sarath Gunapala   +14 more
doaj   +1 more source

Minimizing dark current in lead halide perovskite photodetectors

open access: yesChemistry of Inorganic Materials, 2023
Photodetector is an essential component in many optoelectronic devices nowadays that converts the incoming optical signal into an electrical signal. The need for multi-spectral photoelectric detection in the same scene promotes the application of wide ...
Yuping Liu   +8 more
doaj   +1 more source

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