Results 31 to 40 of about 62,606 (295)

Effect of Perovskite Thickness on Electroluminescence and Solar Cell Conversion Efficiency

open access: yesJournal of Physical Chemistry Letters, 2020
A hybrid organic–inorganic perovskite in a diode structure can lead to multifunctional device phenomena exhibiting both a high power conversion efficiency (PCE) of a solar cell and strong electroluminescence (EL) efficiency.
M. Rai, L. Wong, L. Etgar
semanticscholar   +1 more source

Recent Progress in Self-Healable Hydrogel-Based Electroluminescent Devices: A Comprehensive Review

open access: yesGels, 2023
Flexible electronics have gained significant research attention in recent years due to their potential applications as smart and functional materials. Typically, electroluminescence devices produced by hydrogel-based materials are among the most notable ...
Melkie Getnet Tadesse   +1 more
doaj   +1 more source

Fabrication and characterization of red-emitting electroluminescent devices based on thiol-stabilized semiconductor nanocrystals [PDF]

open access: yes, 2007
Thiol-capped CdTe nanocrystals were used to fabricate light-emitting diodes, consisting of an emissive nanocrystal multilayer deposited via layer-by-layer, sandwiched between indium-tin-oxide and aluminum electrodes.
Bertoni, Cristina   +4 more
core   +1 more source

Upconverted electroluminescence via Auger scattering of interlayer excitons in van der Waals heterostructures

open access: yesNature Communications, 2019
The authors present electroluminescence measurements of light-emitting devices based on van der Waals heterostructures, and observe a lower than expected threshold voltage for intralayer electroluminescence, attributed to non-radiative Auger-type ...
J. Binder   +13 more
doaj   +1 more source

Anomaly Detection Algorithm for Photovoltaic Cells Based on Lightweight Multi-Channel Spatial Attention Mechanism

open access: yesEnergies, 2023
With the proposed goal of “Carbon Neutrality”, photovoltaic energy is gradually gaining the leading role in energy transformation. At present, crystalline silicon cells are still the mainstream technology in the photovoltaic industry, but due to the ...
Aidong Chen   +4 more
doaj   +1 more source

Internal charge behaviour of nanocomposites [PDF]

open access: yes, 2004
The incorporation of 23 nm titanium dioxide nanoparticles into an epoxy matrix to form a nanocomposite structure is described. It is shown that the use of nanometric particles results in a substantial change in the behaviour of the composite, which can ...
Alison J   +20 more
core   +1 more source

STUDY OF ELECTROLUMINESCENCE OF STRUCTURE BASED ON ZnS:Cu,Cl WITH PHOTOCONVERTER Y3Al5O12:Ce

open access: yesВестник Северо-Кавказского федерального университета, 2022
The work presents the study of calorimetric and spectral parameters of radiation, generated with electroexcitation structure based on luminophore ZnS:Cu,Cl and layer of Yfl(O12:Ce.
Leonid Vasilievich Mikhnev   +7 more
doaj  

Synthesis of a Novel 2-Methyl-8-Quinolinol Complex of Zn (II) and Its Use in Organic Light Emitting Diodes (OLEDs) Fabrication [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
A zinc complex, (Me-HQ-H) [ZnI₂(Me-HQ)], was synthesized via a straightforward reaction between ZnI₂ and 2-methyl-8-quinolinol (Me-HQ). The complex was characterized using multiple techniques, including elemental analysis (CHN),     FT-IR, ¹H and ¹³C NMR
Farhad Imanifard   +3 more
doaj   +1 more source

Transcending the slow bimolecular recombination in lead-halide perovskites for electroluminescence

open access: yesNature Communications, 2017
The slow bimolecular recombination that drives three-dimensional lead-halide perovskites’ outstanding photovoltaic performance is conversely a fundamental limitation for electroluminescence.
G. Xing   +9 more
semanticscholar   +1 more source

Features of band-edge injection electroluminescence in GaN pn structures [PDF]

open access: yesAPL Electronic Devices
A study of injection electroluminescence of GaN pn homostructures produced by chloride–hydride gas-phase epitaxy is presented. The epitaxial layers are doped with silicon and magnesium to obtain n-type (doping level 5 × 1018 cm−3) and p-type (doping ...
A. E. Kalyadin   +3 more
doaj   +1 more source

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