Results 11 to 20 of about 55,131 (281)

مقاله پژوهشی:بررسی خواص اپتیکی اکسید ایتریم با استفاده از نظریۀ تابعی چگالی [PDF]

open access: yesفیزیک کاربردی ایران, 2019
در این مقاله برخی ویژگی‌های اپتیکی از قبیل تابع اتلاف انرژی الکترون وتابع دی‌الکتریک بلور ترکیب Y2O3 بررسی و محاسبه شده است. محاسبات با استفاده از روش امواج تخت بهبودیافتۀ خطی با پتانسیل کامل(FP-LAPW) در چارچوب نظریۀ تابعی چگالی و با استفاده از بستۀ ...
حمدا.. صالحی   +1 more
doaj   +1 more source

Effect of RGO-Y2O3 and RGO-Y2O3:Cr3+ nanocomposite sensor for dopamine

open access: yesScientific Reports, 2021
The RGO-Y2O3 and RGO-Y2O3: Cr3+ (5 mol %) nanocomposite (NC) synthesized by hydrothermal technique. The structure and morphology of the synthesized NCs were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), and transmission ...
J. K. Shashikumara   +5 more
semanticscholar   +1 more source

Synthesis, structure and superconducting properties of laminated thin film composites of YBа2 Cu3 O7–d /Y2 O3 as components of 2G HTS wires

open access: yesКонденсированные среды и межфазные границы, 2021
2G HTS wires are capable of transferring huge amounts of electrical energy without loss. An increase in the current-carrying capacity in these materials is possible due to an increase in the thickness of the superconducting layer; however, there is a ...
Alexander E. Shchukin   +3 more
doaj   +1 more source

Effect of Rare Earth Y2O3 on the Microstructure and Properties of AZ31B Magnesium Alloy Coatings Prepared by Micro - Arc Oxidation [PDF]

open access: yesCailiao Baohu, 2022
Aiming at improving the corrosion resistance of magnesium alloy surface,rare earth Y2O3/MgO ceramic coatings were prepared on AZ31B magnesium alloy via micro-arc oxidation.The hardness and corrosion resistance of the substrate increased.The addition of ...
LI Xin, ZHANG Shenghao, WANG Ziheng, GUO Yupeng, LU Xiaofeng
doaj   +1 more source

Thermal and plasma-enhanced atomic layer deposition of yttrium oxide films and the properties of water wettability [PDF]

open access: yes, 2020
The atomic layer deposition (ALD) of yttrium oxide (Y2O3) is investigated using the liquid precursor Y(EtCp)2(iPr-amd) as the yttrium source with thermal (H2O) and plasma-enhanced (H2O plasma and O2 plasma) processes, respectively.
Dendooven, Jolien   +4 more
core   +1 more source

Y2O3 Nanoparticles and X-ray Radiation-Induced Effects in Melanoma Cells

open access: yesMolecules, 2021
The innovative strategy of using nanoparticles in radiotherapy has become an exciting topic due to the possibility of simultaneously improving local efficiency of radiation in tumors and real-time monitoring of the delivered doses.
I. Porosnicu   +7 more
semanticscholar   +1 more source

Fabrication of Highly Transparent Y2O3 Ceramics with CaO as Sintering Aid

open access: yesMaterials, 2021
Highly transparent Y2O3 ceramics were successfully fabricated with CaO as sintering aid. The microstructure evolution, optical transmittance, hardness and thermal conductivity of the Y2O3 ceramics were investigated.
Danlei Yin   +5 more
semanticscholar   +1 more source

Facile synthesis of ZnO-Y2O3 nanocomposite for photocatalytic and biological applications

open access: yesCatalysis Communications, 2023
ZnO and ZnO-Y2O3 nanocomposites (NCs) were investigated for their photocatalytic degradation of Methylene blue (MB) dye. X-ray diffraction study demonstrates that the hexagonal structure of ZnO has crystallite size compared to ZnO-Y2O3 NCs and confirms ...
Suganthi Nachimuthu   +12 more
doaj   +1 more source

Mechanical properties of tungsten alloys with Y2O3 and titanium additions [PDF]

open access: yes, 2011
In this research the mechanical behaviour of pure tungsten (W) and its alloys (2 wt.% Ti–0.47 wt.% Y2O3 and 4 wt.% Ti–0.5 wt.% Y2O3) is compared. These tungsten alloys, have been obtained by powder metallurgy.
A. Martín   +11 more
core   +5 more sources

In vitro evaluation of tooth-colored yttria stabilized zirconia ceramics

open access: yesJournal of Asian Ceramic Societies, 2021
Effects of MoCl3 and NiCl2, originally incorporated as coloring agent, on the cellular response of 3 mol% yttria stabilized zirconia (3Y-TZP) ceramics was investigated.
Melis Kaplan Akarsu   +4 more
doaj   +1 more source

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