Results 41 to 50 of about 7,477,490 (186)

The Study of the Applicability of Electron Irradiation for FeNi Microtubes Modification

open access: yesNanomaterials, 2019
The paper presents the results of a study of irradiation of high-energy electrons by an array of FeNi nanostructures with doses from 50 to 500 kGy. Polycrystalline nanotubes based on FeNi, the phase composition of which is a mixture of two face-centered ...
Daryn B. Borgekov   +4 more
doaj   +1 more source

IMPLEMENTING “SUSTAINABILITY-BY-DESIGN” APPROACH IN ORGANIZATIONS BY USING AN EXTENDED RISK INDICATORS SYSTEM FOR MAKING STRATEGIC DECISIONS

open access: yesСтратегические решения и риск-менеджмент, 2021
The purpose of this article is to identify possible approaches to the development of the “sustainability-by-design” process, which consists in synchronizing the organization's strategy with the trends of sustainable development.
L. A. Sachenko
doaj   +1 more source

Effect of Phase Composition Variation of Oxy–Nitride Composite Ceramics on Heat Resistance and Preservation of Strength Parameters

open access: yesCrystals
The aim of this study is to determine the effect of changes in the phase composition of Al2O3–Si3N4 ceramics that were obtained using the method of mechanochemical solid-phase grinding on their resistance to the process of long-term thermal exposure ...
Daryn B. Borgekov   +3 more
doaj   +1 more source

Application of Local Axial Flaps to Scalp Reconstruction [PDF]

open access: yesArchives of Plastic Surgery, 2013
BackgroundScalp defects may be caused by various etiological factors, and they represent a significant surgical and aesthetic concern. Various surgical techniques can be applied for reconstructive work such as primary closure, skin grafting, pedicled or ...
Yolanda Zayakova   +3 more
doaj   +3 more sources

Deep eutectic solvent assisted oil - water interfacial behavior on polystyrene surfaces: a computational study

open access: yesScientific Reports
Oil-water separation on hydrophobic polymer surfaces, such as polystyrene (PS), faces significant challenges due to poor interfacial control and low wettability.
Kalampyr Bexeitova   +6 more
doaj   +1 more source

Study of the Effect of Two Phases in Li4SiO4–Li2SiO3 Ceramics on the Strength and Thermophysical Parameters

open access: yesNanomaterials, 2022
The paper studies the effect of Li2SiO3/Li4SiO4 phase formation in lithium-containing ceramics on the strength and thermophysical characteristics of lithium-containing ceramics, which have great prospects for use as blanket materials for tritium ...
Artem Kozlovskiy   +5 more
doaj   +1 more source

q-Chebyshev polynomials [PDF]

open access: yes, 2012
In this overview paper a direct approach to q-Chebyshev polynomials and their elementary properties is given. Special emphasis is placed on analogies with the classical case.
Johann Cigler   +2 more
core  

Investigation of the Structural Changes and Catalytic Properties of FeNi Nanostructures as a Result of Exposure to Gamma Radiation

open access: yesCrystals, 2020
The paper presents the results of changes in the structural characteristics, and the degree of texturing of FeNi nanostructures close in composition to permalloy compounds as a result of directed modification by gamma radiation with an energy of 1.35 MeV
Daryn B. Borgekov   +3 more
doaj   +1 more source

Approximation of Rectangular Beta-Laguerre Ensembles and Large Deviations [PDF]

open access: yes, 2013
We investigate the random eigenvalues coming from the beta-Laguerre ensemble with parameter p, which is a generalization of the real, complex and quaternion Wishart matrices of parameter (n,p).
Danning Li   +4 more
core   +3 more sources

Compositional Effects on Mechanical Performance of Zirconia–Magnesia–Alumina Ceramics

open access: yesCeramics
The study of the relationship between the composition and mechanical properties of structural ceramics based on zirconium, magnesium and aluminum oxides is an important scientific and technological task. In this study, ceramics of the composition x·ZrO2-(
Rafael Shakirzyanov   +3 more
doaj   +1 more source

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