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1
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Materials Science Poland
2011 Vol. 29, No. 3 165--170
EN The influence of pH and current density on the structural and magnetic behavior of soft magnetic Co-Ni-Fe alloy thin films has been studied. The effect of pH and current density on the compositional, structural, and magnetic properties of the as-obtained films was investigated by EDX (energy dispers[...]
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Materials Science Poland
2010 Vol. 28, No. 1 347--355
EN A first-principles study of the structural and elastic properties of the intermetallic compound Ni3Al was undertaken, exploiting density-functional theory and generalized gradient approximation (GGA). The elastic constantsC11, C12, and C44 were shown to be sufficiently close to the density of the k-[...]
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Materials Science Poland
2008 Vol. 26, No. 1 113--117
EN The paper presents studies of the influence of substrate type and its placement on structural properties of TiO2 thin films prepared by the high energy reactive magnetron sputtering method. During the deposition, conditions of the magnetron powering have been especially selected to enhance the nucle[...]
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Materials Science Poland
EN The band structure of AlSb, GaSb, ZnTe and CdTe is calculated using the empirical pseudopotential method (EPM) coupled with spin-orbit (SO) splitting. We applied our empirical model of bulk modulus with SO effect. It has been noticed that SO has a crucial effect on the band structure of these compou[...]
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Optica Applicata
EN This work is focused on structural and optical properties of TiO2 thin films doped with different amount of terbium. The thin films have been prepared by high energy reactive magnetron sputtering (HE RMS) and by low pressure hot target reactive magnetron sputtering (LP HTRS) processes. Thin films we[...]
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Materials Science Poland
2015 Vol. 33, No. 2 414--417
EN Lead-free (Na0.5Bi0.5)(1-x)BaxTiO3 (x = 0, 0.04 and 0.06) ceramics were fabricated by conventional solid phase sintering process. X-ray diffraction analysis shows that obtained specimens possess the perovskite structure. The microstructure study shows a dense structure, in good agreement with the re[...]
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Materials Science Poland
2015 Vol. 33, No. 4 852--861
EN Barium titanate (BaTiO3) thin films have been prepared using the spray pyrolysis method. The films were deposited onto a glass substrate at varying substrate temperature ranging from 250 to 350 degrees C with the interval of 50 degrees C. The structural, morphological, electrical and dielectric prop[...]
8
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Archives of Metallurgy and Materials
EN First-principles density functional theory calculations have been performed to investigate the structural, elastic and thermodynamic properties of rubidium telluride in cubic anti-fluorite (anti-CaF2-type) structure. The calculated ground-state properties of Rb2Te compound such[...]
9
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Materials Science Poland
2018 Vol. 36, No. 3 375--380
EN Bottom-up technique has been used to synthesize Ag-chalcogenide nanoparticles. This work reports on the synthesis of Ag2Se by varying the molar ratio of capping agent and pH of the solution. The synthesized nanoparticles have been characterized in terms of structural parameters using X-ra[...]
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International Letters of Chemistry, Physics and Astronomy
2014 Vol. 15 64--72
EN Thin films of bismuth oxide have been prepared utilizing vacuum evaporation. XRD anyalysis reveal that all the films were tetragonal polycrystalline structure with a preferred orientation along (002) plane. SEM images indicate that the grain size fall in the category of nanosize. AFM results assure [...]
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Materials Science Poland
2019 Vol. 37, No. 3 317--323
EN CdS thin films with (1 1 1) orientation were prepared by chemical bath deposition technique at 80±5 °C using the reaction between NH4OH, CdCl2 and CS(NH2)2. The influence of annealing temperature varying from 150 °C to 250 °C was studied. X-ray diffraction[...]
12
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Optica Applicata
2011 Vol. 41, nr 2 463--469
EN In this work, structural and optical properties of vanadium oxides have been presented. Thin films were manufactured by microwave-assisted magnetron sputtering process. Particles were sputtered from a vanadium target in Ar/O2 atmosphere. Oxygen partial pressure was changing from 3×10-4 to 7×10-4 Tor[...]
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Materials Science Poland
2014 Vol. 32, No. 4 719--728
EN Structural, electronic and optical properties of MgxCd1−xSe (0 6 x 6 1) are calculated for the first time using density functional theory. Our results show that these properties are strongly dependent on molar fraction of particular components – x. The bond between Cd and Se is partially covalent an[...]
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Materials Science Poland
2015 Vol. 33, No. 4 867--878
EN Structural, elastic, electronic and thermodynamic properties of ternary cubic filled skutterudite compound were calculated. We have computed the elastic modulus and its pressure dependence. From the elastic parameter behavior, it is inferred that this compound is elastically stable and ductile in na[...]
15
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Materials Science Poland
2005 Vol. 23, No. 2 475--481
EN Atomically detailed molecular dynamics simulation has been performed to study structural and dynamical properties of the cluster of water molecules (H2O)(80) confined inside an open-ended single-walled (10,10) carbon nanotube (SWNT). The structural and dynamical properties of the confined cluster ha[...]
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Materials Science Poland
2017 Vol. 35, No. 4 846--856
EN We report structural, electronic, and magnetic properties of SrCoO3 in Pm3m and P4/mbm space groups, which are calculated by using generalized gradient approximation corrected with on-site Coulomb repulsion U and exchange energies J. The cubic lattice parameter a and local magn[...]
17
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Archives of Metallurgy and Materials
EN Lead-free ceramics of Na0.5 K0.5 Nb1-x Sbx O3 (NKNS) and Na0.5 K0.5 Nb1-x Sbx O3 + 0.5 mol%MnO2 (NKNS + 0.5 mol%MnO2) (0 < x < 0.06) ceramics were prepared by a conv[...]
18
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Physicochemical Problems of Mineral Processing
EN In order to remove the harmful metal ions in lead-zinc mineral processing wastewater, two natural clay minerals (bentonite and kaolin) were used as adsorbents and Zn(II) ions were the emphasis in this work. The adsorption behaviors including kinetics and isotherms were investigated by batch experime[...]
19
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Fundamenta Informaticae
EN Checking the structural boundedness and the structural termination of vector addition systems with states boils down to detecting pathological cycles. As opposed to their non-structural variants which require exponential space, these properties need polynomial time only. The algorithm searches for a[...]
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Fundamenta Informaticae
EN We show how to minimize biautomata with adaptations of classical minimization algorithms for ordinary deterministic finite automata and moreover by a Brzozowski-like minimization algorithm by applying reversal and power-set construction twice to the biautomaton under consideration. Biautomata were r[...]
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