Results 1 to 10 of about 6,148,103 (286)

Structural, Dielectric, and Mechanical Properties of High-Content Cubic Zirconia Ceramics Obtained via Solid-State Synthesis

open access: yesApplied Sciences, 2023
In this work, the structural, electrical, and mechanical properties and phase composition of high-content cubic zirconium oxide ceramics stabilized with Ca were investigated.
Sholpan G. Giniyatova   +5 more
doaj   +1 more source

Study of the Phase Formation Processes and Their Influence on the Change in the Optical and Shielding Characteristics of 0.25ZnO–0.25Al2O3–0.25WO3–0.25Bi2O3 Ceramics

open access: yesCeramics, 2023
The phase formation processes in 0.25ZnO–0.25Al2O3–0.25WO3–0.25Bi2O3 ceramics with variation in the thermal annealing temperature were evaluated in this study. According to the obtained data on the phase composition dependent on the annealing temperature,
Aibek S. Seitbayev   +3 more
doaj   +1 more source

A Universal Density Profile from Hierarchical Clustering [PDF]

open access: yes, 1996
We use high-resolution N-body simulations to study the equilibrium density profiles of dark matter halos in hierarchically clustering universes. We find that all such profiles have the same shape, independent of the halo mass, the initial density ...
J. Navarro, C. Frenk, S. White
semanticscholar   +1 more source

iMAP: A Web Server for Metabolomics Data Integrative Analysis

open access: yesFrontiers in Chemistry, 2021
Metabolomics data analysis depends on the utilization of bioinformatics tools. To meet the evolving needs of metabolomics research, several integrated platforms have been developed. Our group has developed a desktop platform IP4M (integrated Platform for
Di Zhou   +6 more
doaj   +1 more source

Effects of Structural Radiation Disorder in the Near-Surface Layer of Alloys Based on NbTiVZr Compounds Depending on the Variation of Alloy Components

open access: yesCrystals, 2023
This research investigated how changes in the composition of Nb–Ti–V–Zr-based alloys affect their resistance to radiation damage and the preservation of strength characteristics when exposed to the heavy ions Kr15+ and Xe23+.
Sholpan G. Giniyatova   +6 more
doaj   +1 more source

Study of Phase Transformations and Hyperfine Interactions in Fe3O4 and Fe3O4@Au Nanoparticles

open access: yesNanomaterials, 2022
The paper presents the results of a study of iron oxide nanoparticles obtained by chemical coprecipitation, coated (Fe3O4@Au) and not coated (Fe3O4) with gold, which were subjected to thermal annealing.
Vyacheslav S. Rusakov   +7 more
doaj   +1 more source

Study of the Radiation Damage Kinetics in NbTiVZr High-Entropy Alloys Irradiated by Heavy Ions

open access: yesMetals, 2023
The purpose of this paper was to study the kinetics of accumulation of radiation damage in the near-surface layer of a high-entropy NbTiVZr alloy upon irradiation with heavy Kr15+ ions and fluences of 1010–1015 ion/cm2.
Kayrat K. Kadyrzhanov   +6 more
doaj   +1 more source

Dynamics of Radiation Damage in AlN Ceramics under High-Dose Irradiation, Typical for the Processes of Swelling and Hydrogenation

open access: yesCrystals, 2020
The use of nitride ceramics, in particular AlN, as structural materials for nuclear power is primarily limited by their resistance to swelling and hydrogenation processes due to the accumulation of poorly soluble helium and hydrogen ions in the structure
Artem L. Kozlovskiy   +4 more
doaj   +1 more source

Formation of Stable Lithium-Containing Ceramics Using Solid-Phase Synthesis Method

open access: yesCrystals, 2021
Today, one of the most promising materials for a wide range of practical applications is lithium-containing ceramics based on Li2TiO3. At the same time, despite the high potential of their practical application, a number of questions remains related to ...
Dmitriy I. Shlimas   +2 more
doaj   +1 more source

Accelerated Profile HMM Searches

open access: yesPLoS Comput. Biol., 2011
Profile hidden Markov models (profile HMMs) and probabilistic inference methods have made important contributions to the theory of sequence database homology search.
S. Eddy
semanticscholar   +1 more source

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