Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 186, listelenen: 121-140
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Investigation of the effects of Tm 3+ on the structural, microstructural, optical, and magnetic properties of Sr hexaferrites
(Elsevier B.V., 2019)SrTm x Fe 12?x O 4 (0.00 ? x ? 0.10) hexaferrites (HFs) are produced successfully using a sol–gel approach. The structural, optical, and magnetic properties are investigated. The hexagonal phase is confirmed for all the ... -
Manganese/yttrium codoped strontium nanohexaferrites: Evaluation of magnetic susceptibility and mossbauer spectra
(MDPI AG, 2019)Abstract: Manganese (Mn)- and yttrium (Y)-substituted Sr-nanohexaferrites (MYSNHFs) of composition Sr1_xMnxFe12_xYxO19 (with 0.0 ≤ x ≤ 0.5) were prepared by citrate sol-gel autocombustion method. As-prepared MYSNHFs were ... -
Elastic, mechanical and phonon behavior of wurtzite cadmium sulfide under pressure
(MDPI AG, 2017)Cadmium sulfide is one of the cutting-edge materials of current optoelectronic technology. Although many theoretical works are presented the for pressure-dependent elastic and related properties of the zinc blende crystal ... -
Theoretical analysis of elastic, mechanical and phonon properties of wurtzite zinc sulfide under pressure
(MDPI AG, 2017)We report for the first time the application of a mixed-type interatomic potential to determine the high-pressure elastic, mechanical, and phonon properties of wurtzite zinc sulfide (WZ-ZnS) with geometry optimization ... -
Oleylamine surface functionalized FeCoyFe2- yO4 (0.0≤y≤1.0) nanoparticles
(Elsevier B.V., 2016)In this study, oleylamine (OAm) capped FeCo y Fe2- y O4 (0.0≤y≤1.0) nanocomposites (NCs) were prepared via a polyol route. Effect of Co3+ ion substitution on structure, morphology and magnetic properties of Fe3O4 nanoparticles ... -
A benchmark for some bulk properties of bcc iron
(Multi-Science Publishing Co. Ltd, 2013)Some bulk properties of bcc iron were calculated. Structural and elastic properties such as cohesive energy, bulk modulus, typical elastic constants and vacancy formation energy were calculated for zero Kelvin temperature. ... -
Geometry optimization calculations for the elasticity of gold at high pressure
(2013)We present embedded atom method based geometry optimization aspects of pressure effect on some elastic and mechanical properties of gold. During study, we determined the pressure dependency of equilibrium volume, typical ... -
Magnetism and microstructure characterization of phase transitions in a steel
(2014)We present phase transitions in a low carbon steel according to existing phases and their magnetism. Scanning electron microscope employed research to clarify and evaluate the microstructural details. Additionally, we ... -
Crystal structure of rac-3-hydroxy-2-(p-tolyl)-2,3,3a,4,7,7a-hexahydro-1H-4,7-methanoisoindol-1-one
(International Union of Crystallography, 2015)In the title compound, C16H17NO2, the cyclohexene ring adopts a boat conformation, and the five-membered rings have envelope conformations with the bridging atom as the flap. Their mean planes are oriented at a dihedral ... -
Investigation of magnetic properties of phase transformations in Copper-based alloys
(Springer New York LLC, 2017)In this study, the magnetic properties of both Cu85.41Al9.97Mn4.62 and Cu82.41Mn13.81Al3.78 (wt%) shape memory alloys were studied. The analysis of the magnetization as a function of applied field and temperature was ... -
Phase transition and elasticity of gallium arsenide under pressure
(Universidade Federal de Sao Carlos, 2014)Geometry optimization calculations were performed for some structural, elastic and mechanical properties of gallium arsenide (GaAs) under pressures up to 25 GPa. In contrast to previous works, a recent Stillinger-Weber ... -
Deformation induced martensite characterization in FE-30%NI-5%CU alloy
(2012)Deformation induced martensite properties were examined according to existing martensite morphology, crystallography and formation temperatures for different prior austenite homogenization conditions in Fe-30%Ni-5%Cu alloy. ... -
Structural investigation and hyperfine interactions of BaBixLaxFe12−2xO19 (0.0≤x≤0.5) hexaferrites
(Elsevier Ltd, 2016)Barium hexaferrite, BaFe12O19, substituted by Bi3+ and La3+ (BaBixLaxFe12−2xO19 where 0.0≤x≤0.5) were prepared by solid state synthesis route. The effect of substituted Bi3+ and La3+ ions on the structure, morphology, ... -
Synthesis and characterization of monodisperse NiFe2O4 nanoparticles
(Elsevier Ltd, 2016)Narrow size distribution nickel ferrite nanoparticles with average particle size of around 6 nm has been synthesized via rapid thermo-decomposition method in the presence of oleylamine in solution which acted as neutralizing, ... -
Magneto-optical investigation and hyperfine interactions of copper substituted Fe3O4 nanoparticles
(Elsevier Ltd, 2016)CCopper substituted Fe3O4 nanoparticles (NPs) (CuxFe1−xFe2O4 (0.0≤x≤1.0)) were synthesized by polyol method and the effect of Cu2+ substitution on structural, magnetic and optical properties of Fe3O4 was investigated. X-ray ... -
Dielectric properties, cationic distribution calculation and hyperfine interactions of La3+ and Bi3+ doped strontium hexaferrites
(Elsevier Ltd, 2016)La3+ and Bi3+ doped M-type strontium hexaferrites (SrM) were prepared by sol–gel-auto combustion. X-ray powder diffraction (XRD), Scanning Electron Microscopy (SEM), Vibrating Simple Magnetometer (VSM), Mössbauer Spectroscopy ... -
Structural, morphological, optical, cation distribution and Mössbauer analysis of Bi3+ substituted strontium hexaferrite
(Elsevier Ltd, 2016)Single-phase M-type hexagonal ferrites, SrBixFe12−xO19 (0.0≤x≤1.0), were prepared by a co-precipitation assisted ceramic route. The influence of the Bi3+ substitution on the crystallization of ferrite phase has been examined ... -
Sr1-xLaxFe12O19 (0.0≤x≤0.5) hexaferrites: Synthesis, characterizations, hyperfine interactions and magneto-optical properties
(Elsevier Ltd, 2016)A simple sol-gel auto combustion process was used to synthesize La3+ substituted M-type strontium hexaferrite, Sr1-xLaxFe12-xO19 (0.0≤x≤ 0.5). Structural, magnetic, and optical behavior as a function of La3+ substitutions ... -
Effect of bimetallic (Ni and Co) substitution on magnetic properties of MnFe2O4 nanoparticles
(Elsevier Ltd, 2016)Nickel and cobalt substituted manganese ferrite nanoparticles (NPs) with the chemical composition NixCoxMn1–2xFe2O4 (0.0?x?0.5) NPs were synthesized by one-pot microwave combustion route. The effect of co-substitution (Ni, ... -
Synthesis and magneto-electrical properties of MFe2O4 (Co, Zn) nanoparticles by oleylamine route
(Elsevier Ltd, 2016)In this study, nearly monodisperse cobalt ferrite (CoFe2O4) and zinc ferrite (ZnFe2O4) nanoparticles (NPs) without any size-selection process have been fabricated through an alluring method in an oleylamine (OAM)/benzyl ...
