Results 11 to 20 of about 91,368 (164)

Regulating electron transfer pathway in Au/W18O49 heterostructures by structural design for revealing the photocatalytic mechanism of metal/semiconductor heterostructures

open access: yesMaterials Research Express, 2023
The construction of metal/semiconductor heterostructures is a useful technique for improving the electron-hole separation of Semiconductor Photocatalysts.
Yuheng Zhang   +8 more
doaj   +1 more source

A type-II PtS2/MoTe2 van der Waals heterostructure with adjustable electronic and optical properties

open access: yesResults in Physics, 2022
The geometrical, electronic, and optical properties of the PtS2/MoTe2 heterostructure are systematically investigated based on the density functional theory (DFT) calculations.
Shaoqian Yin   +6 more
doaj   +1 more source

Solution Processed NiO/MoS2 Heterostructure Nanocomposite for Supercapacitor Electrode Application

open access: yesEnergies, 2022
Metal oxide and metal dichalcogenide heterostructure composites are promising candidates for electrochemical use. In this study, a hybrid heterostructure composite electrode material was made using a straightforward hydrothermal process using transition ...
Dhivyaprasath Kasinathan   +5 more
doaj   +1 more source

Semiconductor nanowire heterostructures [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences, 2004
Recent progress on the synthesis and characterization of semiconductor nanowire heterostructures is reviewed. We describe a general method for heterostructure synthesis based on chemical vapour deposition and the vapour-liquid-solid growth of crystalline semiconducting nanowires.
L J, Lauhon   +2 more
openaire   +2 more sources

Intrinsically multilayer moiré heterostructures

open access: yesPhysical Review B, 2023
Fixed missing ...
Aaron Dunbrack, Jennifer Cano
openaire   +2 more sources

Di-Chromatic InGaN Based Color Tuneable Monolithic LED with High Color Rendering Index

open access: yesApplied Sciences, 2018
We demonstrate a phosphor free, dichromatic GaN-based monolithic white LED with vertically stacked green and blue emitting multiple quantum wells. The optimal thickness of GaN barrier layer between green and blue quantum wells used is 8 nm.
Amit Yadav   +7 more
doaj   +1 more source

AlGaAs inverted strip buried heterostructure lasers [PDF]

open access: yes, 1982
Inverted strip buried heterostructure lasers have been fabricated. These lasers have threshold currents and quantum efficiencies that are comparable to those of conventional buried heterostructure lasers.
Blauvelt, H., Margalit, S., Yariv, A.
core   +1 more source

Vertical Cavity With a Chirped Heterostructure Dual-Period High-Contrast Grating

open access: yesIEEE Photonics Journal, 2022
A vertical cavity using a chirped heterostructure dual-period high-contrast grating (HCG) by simple fabrication is demonstrated. The reflectivity spectra of the vertical cavity were measured, consistent well with the calculated results.
Jing Zhang   +3 more
doaj   +1 more source

Theoretical study on photocatalytic performance of ZnO/C2N heterostructure towards high efficiency water splitting

open access: yesFrontiers in Chemistry, 2022
The construction of van der Waals heterostructures offers effective boosting of the photocatalytic performance of two-dimensional materials. In this study, which uses the first-principles method, the electronic and absorptive properties of an emerging ...
Meiping Liu   +7 more
doaj   +1 more source

Developing CeO2-CoAl2O4 Semiconductor Ionic Based Heterostructure Composite Electrolyte for Low-Temperature Solid Oxide Fuel Cells (SOFCs)

open access: yesCrystals, 2023
Semiconductor ionic electrolytes, especially heterostructure composites, have a significant role in enhancing oxide ion conductivity and peak power density (PPD) because of their interfacial contact.
Yiwang Dong   +8 more
doaj   +1 more source

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