Results 21 to 30 of about 6,740,763 (262)

Synthesis of colloidal Zn(Te,Se) alloy quantum dots

open access: yesMaterials Research Express, 2017
Colloidal Zn(Te _1− _x Se _x ) quantum dots (QDs), which are highly mismatched semiconductor alloys, were synthesized by the hot injection of an organometallic solution, and the composition and size dependence of their optical gap were studied together ...
H Asano, K Arai, M Kita, T Omata
doaj   +1 more source

Exciton-Photon Interactions in Semiconductor Nanocrystals: Radiative Transitions, Non-Radiative Processes and Environment Effects

open access: yesApplied Sciences, 2021
In this review, we discuss several fundamental processes taking place in semiconductor nanocrystals (quantum dots (QDs)) when their electron subsystem interacts with electromagnetic (EM) radiation.
Vladimir A. Burdov   +1 more
doaj   +1 more source

Nanocrystalline alloys of II-VI semiconductors from molecular multilayer templates

open access: yes, 2000
We present the synthesis and characterization of nanocrystalline II-VI semiconductors of mixed composition (CdSe/ZnSe, CdS) grown in fatty acid Langmuir-Schaefer multi-layer templates.
CRISTOFOLINI, Luigi   +2 more
core   +2 more sources

II–VI Semiconductor-Based Conductometric Gas Sensors: Is There a Future for These Sensors?

open access: yesSensors
A review of the state of research in the development of conductometric gas sensors based on II–VI semiconductors is given. It was shown that II–VI compounds indeed have properties that are necessary for the development of highly efficient gas sensors. In
Ghenadii Korotcenkov
doaj   +1 more source

Magnetic Properties of Ni-doped ZnO Nanocombs by CVD Approach

open access: yesNanoscale Research Letters, 2010
The search for above room temperature ferromagnetism in dilute magnetic semiconductors has been intense in recent year. Arrays of perpendicular ferromagnetic nanowire/rods have recently attracted considerable interest for their potential use in many ...
ShaoMin Zhou   +7 more
doaj   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Research Update: Strategies for efficient photoelectrochemical water splitting using metal oxide photoanodes

open access: yesAPL Materials, 2014
Photoelectrochemical (PEC) water splitting to hydrogen is an attractive method for capturing and storing the solar energy in the form of chemical energy.
Seungho Cho   +3 more
doaj   +1 more source

Physical Characteristics of Al/n-CdS Thin-Film Schottky Diode at High Temperatures

open access: yesInternational Journal of Technology, 2014
Cadmium sulphide (CdS), a member of group II-VI semiconductors, is a promising material based on its applications. The present investigations describe the preparation and electrical characterization of CdS thin films.
A.A. AL hattami   +5 more
doaj   +1 more source

Optical Properties of Pure and Eu Doped ZnSe Films Deposited by CSVS Technique [PDF]

open access: yesЖурнал нано- та електронної фізики, 2017
Pure (ZnSe) and europium doped (ZnSe:Eu) zinc selenide films were evaporated onto glass substrates using the close-spaced vacuum sublimation (CSVS) technique at different deposition conditions (substrate temperature).
M.M. Ivashchenko   +4 more
doaj   +1 more source

Modular Critical Element Recycling Platform Using a Nanoporous Additively Manufactured Gyroid

open access: yesAdvanced Engineering Materials, EarlyView.
A modular recycling platform integrates 3D‐printed nanoporous gyroid structures to enable efficient critical element recovery. This system utilizes a hierarchical architecture, combining macroscopic channels with polymerization‐induced nanoscale porosity. By systematically tuning structural wall thickness and resin formulation, the platform achieves an
Xiangyu Gao   +6 more
wiley   +1 more source

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