Results 81 to 90 of about 39,529 (311)

High-performance α-Ga2O3/CdS quantum dots PEC photodetector based on the pyro-phototronic effect for optical communication

open access: yesNano Research
The photoelectrochemical (PEC) self-powered photodetector fabricated from α-Ga2O3 was limited by its bandgap to only absorbing light within the solar-blind ultraviolet (UV) range, and also exhibited relatively slow response characteristics.
Chenyang Tao   +6 more
doaj   +1 more source

Polystyrene nanoparticles enhance photo responsivity of graphene photodetector

open access: yes, 2016
Graphene has attracted much attention as a candidate for plane material in optoelectronics and optoelectronic devices for its exceptional physical properties.
Li GX(李恭新)   +4 more
core  

Organic Materials of Tomorrow: Horizons of Artificial Intelligence

open access: yesAdvanced Materials, EarlyView.
This review examines machine learning techniques accelerating the discovery of organic semiconductors by linking molecular structure to properties. Key methods include graph neural networks, generative models, and active learning. Applications to organic photovoltaics demonstrate practical impact.
Harold Mena   +3 more
wiley   +1 more source

Quantum dot-doped porous silicon metal-semiconductor metal photodetector

open access: yes, 2020
[[abstract]]In this paper, we report on the enhancement of spectral photoresponsivity of porous silicon metal-semiconductor metal (PS-MSM) photodetector embedded with colloidal quantum dots (QDs) inside the pore layer.
Cho, HT
core   +1 more source

Generating Unconventional Spin‐Orbit Torques With Patterned Phase Gradients in Tungsten Thin Films

open access: yesAdvanced Materials, EarlyView.
ABSTRACT A key aim in spintronics is to achieve current‐induced magnetization switching via spin‐orbit torques without external magnetic fields. For this, the focus of recent work has been on introducing controlled lateral gradients across ferromagnet/heavy‐metal devices, giving variations in thickness, composition, or interface quality.
Lauren J. Riddiford   +9 more
wiley   +1 more source

A GaAs-Based MOEMS Tunable RCE Photodetector with Single Cantilever Beam

open access: yes, 2005
A GaAs-based micro-opto-electro-mech anical-systems(MOEMS) tunable resonant cavity enhanced(RCE)photodetector with a continuous tuning range of 31nm under a 6V tuning voltage is demonstrated. The single cantilever beam structure is adopted for this MOEMS
Huang Yongqing   +6 more
core  

Large‐Scale Determination of Frontier Orbital Energies of Disordered Small‐Molecule Organic Semiconductors Using Exciplex Emission Spectra

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Accurately knowing the frontier orbital energies of the structurally disordered small‐molecule organic semiconductors that are used in optoelectronic devices such as organic light‐emitting diodes is required to rationally improve their performance. Here, we show that these energies can be deduced with a large accuracy from the peak energies of
Christian B. McDonald   +7 more
wiley   +1 more source

NARROWBAND NANOCOMPOSITE PHOTODETECTOR [PDF]

open access: yes, 2017
A photodetector includes an anode that is transparent or partially transparent to light, a cathode and an active layer disposed between the anode and the cathode.
Shen, Liang, Huang, Jinsong, Guo, Fawen
core  

Few-layer MoTe 2 -based Photodetector

open access: yes, 2023
2D MoTe2is highly attractive material due to its band gap of 1 eV which is compatible with near infrared optoelectronic applications such as LED, laser, photodetector.
Wang, Yue, Sarcan, Fahrettin
core  

Waveguide integrated InP-based photodetector for 100Gbaud applications operating at wavelengths of 1310nm and 1550nm

open access: yes, 2022
S.225-227We demonstrate a waveguide integrated pin-photodetector chip for 100Gbaud applications operating from the O-band to the L-band. By means of the photodetector chip 3rd order interception point measurements at highest reported frequencies up to ...
Runge, P.   +4 more
core   +1 more source

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