Results 21 to 30 of about 80,275 (275)

Investigation of the Characteristics of a Photodetector with a High Photocurrent when Transmitting Microwave Radio Signals Through an Optical Fiber

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2020
Introduction. At present, an optical transmission of a microwave signal is of great scientific and practical interest. Moreover, this transmission line can also be used to create microwave photonic devices.
I. Yu. Tatsenko   +3 more
doaj   +1 more source

Strong Anisotropy of Multilayer γ‐InSe‐Enabled Polarization Division Multiplexing Photodetection

open access: yesAdvanced Photonics Research, 2022
Polarized light detection is consequential for optical communication and polarized light imaging. InSe is considered a promising candidate for narrow‐bandgap photodetector. However, monolayer γ‐InSe is an indirect bandgap semiconductor and is ignored for
Xusheng Wang   +6 more
doaj   +1 more source

Self-Driven Photo-Polarized Water Molecule-Triggered Graphene-Based Photodetector

open access: yesResearch, 2023
Flowing water can be used as an energy source for generators, providing a major part of the energy for daily life. However, water is rarely used for information or electronic devices.
Shisheng Lin   +7 more
doaj   +1 more source

BER and outage probability of DPSK subcarrier intensity modulated free space optics in fully developed speckle. [PDF]

open access: yes, 2009
In this paper a differential phase shift keying (DPSK) subcarrier intensity modulated (SIM) free space optical (FSO) link is considered in negative exponential atmospheric turbulence environment.
Ghassemlooy, Zabih   +2 more
core   +2 more sources

High-Performance Deep Ultraviolet Photodetector Based on NiO/β-Ga2O3 Heterojunction

open access: yesNanoscale Research Letters, 2020
Ultraviolet (UV) photodetector has attracted extensive interests due to its wide-ranging applications from defense technology to optical communications.
Menghan Jia   +5 more
doaj   +1 more source

High Fidelity Tape Transfer Printing Based On Chemically Induced Adhesive Strength Modulation [PDF]

open access: yes, 2015
Transfer printing, a two-step process (i.e. picking up and printing) for heterogeneous integration, has been widely exploited for the fabrication of functional electronics system.
A Carlson   +33 more
core   +2 more sources

Ultrasensitive flexible broadband photodetectors achieving pA scale dark current

open access: yesnpj Flexible Electronics, 2017
Semiconductor physics: Energy saving flexible broadband hybrid photodetector Energy efficient and flexible alternative photodetector that detects both visible and invisible light comes closer to real life than ever.
Xiao Luo   +7 more
doaj   +1 more source

The quest for the ideal photodetector for the next generation deep-underwater neutrino telescopes

open access: yes, 2008
We review photodetectors used in present running neutrino telescopes. After a brief historical discourse, the photodetector requirements for the next generation deep underwater neutrino telescopes are discussed.
Amram   +18 more
core   +1 more source

Research on Germanium Photodetector with Multi-Mode Waveguide Input

open access: yesPhotonics, 2023
In this work, a vertical N-I-P germanium (Ge) photodetector (PD) with a multi-mode waveguide input is presented. The fabricated devices exhibit a low dark current of 10 nA at bias of −1 V, and a high responsivity of exceeding 0.75 A/W over the wavelength
Longsheng Wu   +4 more
doaj   +1 more source

Optimization of the optical scheme of a photodetector module operating in the spectral range of 1.3–1.6 μm

open access: yesНаучно-технический вестник информационных технологий, механики и оптики
Optical system consisting of single-mode optical fiber and p-i-n photodiode semiconductor chip with InGaAs active layer was investigated. Considered photodetector module has responsivity in 1.3–1.6 µm.
Ya. N. Kovach   +7 more
doaj   +1 more source

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